diff --git a/src/components/AccountList.tsx b/src/components/AccountList.tsx
index a65eeb0722..d639166bb2 100644
--- a/src/components/AccountList.tsx
+++ b/src/components/AccountList.tsx
@@ -1,10 +1,10 @@
 import {Fragment, useCallback} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {isJwtExpired} from '#/lib/jwt'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
 import {sanitizeHandle} from '#/lib/strings/handles'
@@ -107,7 +107,7 @@ function AccountItem({
   isCurrentAccount,
   isPendingAccount,
 }: {
-  profile?: AppBskyActorDefs.ProfileViewDetailed
+  profile?: app.bsky.actor.defs.ProfileViewDetailed
   account: SessionAccount
   onSelect: (account: SessionAccount) => void
   isCurrentAccount: boolean
diff --git a/src/components/BotBadge.tsx b/src/components/BotBadge.tsx
index b5e6f867b6..af0fb3654f 100644
--- a/src/components/BotBadge.tsx
+++ b/src/components/BotBadge.tsx
@@ -1,7 +1,7 @@
 import {type Insets, View} from 'react-native'
-import {type ComAtprotoLabelDefs} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 
+import {com} from '#/lexicons'
 import {atoms as a, useTheme} from '#/alf'
 import {BotAccountAlert} from '#/components/BotAccountAlert'
 import {Button} from '#/components/Button'
@@ -12,7 +12,7 @@ import type * as bsky from '#/types/bsky'
 
 export function isBotAccount(profile: {
   did: string
-  labels?: ComAtprotoLabelDefs.Label[]
+  labels?: com.atproto.label.defs.Label[]
 }): boolean {
   return (
     profile.labels?.some(l => l.val === 'bot' && l.src === profile.did) ?? false
diff --git a/src/components/FeedCard.tsx b/src/components/FeedCard.tsx
index 2e7b070fb1..5782325ae5 100644
--- a/src/components/FeedCard.tsx
+++ b/src/components/FeedCard.tsx
@@ -1,10 +1,11 @@
 import {useCallback, useEffect, useMemo} from 'react'
 import {type GestureResponderEvent, View} from 'react-native'
-import {type AppBskyFeedDefs, type AppBskyGraphDefs, AtUri} from '@atproto/api'
 import {RichText as RichTextApi} from '@bsky.app/sdk/richtext'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {sanitizeHandle} from '#/lib/strings/handles'
 import {logger} from '#/logger'
 import {precacheFeedFromGeneratorView} from '#/state/queries/feed'
@@ -35,7 +36,7 @@ import type * as bsky from '#/types/bsky'
 import {Trash_Stroke2_Corner0_Rounded as TrashIcon} from './icons/Trash'
 
 type Props = {
-  view: AppBskyFeedDefs.GeneratorView
+  view: app.bsky.feed.defs.GeneratorView
   onPress?: () => void
 }
 
@@ -254,7 +255,7 @@ export function SaveButton({
   pin,
   ...props
 }: {
-  view: AppBskyFeedDefs.GeneratorView | AppBskyGraphDefs.ListView
+  view: app.bsky.feed.defs.GeneratorView | app.bsky.graph.defs.ListView
   pin?: boolean
   text?: boolean
 } & Partial<ButtonProps>) {
@@ -269,7 +270,7 @@ function SaveButtonInner({
   text = true,
   ...buttonProps
 }: {
-  view: AppBskyFeedDefs.GeneratorView | AppBskyGraphDefs.ListView
+  view: app.bsky.feed.defs.GeneratorView | app.bsky.graph.defs.ListView
   pin?: boolean
   text?: boolean
 } & Partial<ButtonProps>) {
@@ -379,7 +380,7 @@ function SaveButtonInner({
 export function createProfileFeedHref({
   feed,
 }: {
-  feed: AppBskyFeedDefs.GeneratorView
+  feed: app.bsky.feed.defs.GeneratorView
 }) {
   const urip = new AtUri(feed.uri)
   const handleOrDid = feed.creator.handle || feed.creator.did
diff --git a/src/components/FeedInterstitials.tsx b/src/components/FeedInterstitials.tsx
index fec0447b61..67e227cd14 100644
--- a/src/components/FeedInterstitials.tsx
+++ b/src/components/FeedInterstitials.tsx
@@ -7,10 +7,10 @@ import Animated, {
   LayoutAnimationConfig,
   LinearTransition,
 } from 'react-native-reanimated'
-import {type AppBskyFeedDefs} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {type NavigationProp} from '#/lib/routes/types'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
 import {useGetPopularFeedsQuery} from '#/state/queries/feed'
@@ -569,7 +569,7 @@ export function SuggestedFeeds() {
   const {gtMobile} = useBreakpoints()
 
   const feeds = useMemo(() => {
-    const items: AppBskyFeedDefs.GeneratorView[] = []
+    const items: app.bsky.feed.defs.GeneratorView[] = []
 
     if (!data) return items
 
diff --git a/src/components/KnownFollowers.tsx b/src/components/KnownFollowers.tsx
index bda482c1c0..164e25ec84 100644
--- a/src/components/KnownFollowers.tsx
+++ b/src/components/KnownFollowers.tsx
@@ -1,9 +1,9 @@
 import {useRef} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {moderateProfile} from '#/lib/moderation/subjects'
 import {makeProfileLink} from '#/lib/routes/links'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
@@ -24,7 +24,7 @@ const AVI_BORDER = 1
  * `count` includes blocked users and `followers` does not.
  */
 export function shouldShowKnownFollowers(
-  knownFollowers?: AppBskyActorDefs.KnownFollowers,
+  knownFollowers?: app.bsky.actor.defs.KnownFollowers,
 ) {
   return knownFollowers && knownFollowers.followers.length > 0
 }
@@ -42,7 +42,9 @@ export function KnownFollowers({
   minimal?: boolean
   showIfEmpty?: boolean
 }) {
-  const cache = useRef<Map<string, AppBskyActorDefs.KnownFollowers>>(new Map())
+  const cache = useRef<Map<string, app.bsky.actor.defs.KnownFollowers>>(
+    new Map(),
+  )
 
   /*
    * Results for `knownFollowers` are not sorted consistently, so when
@@ -83,7 +85,7 @@ function KnownFollowersInner({
 }: {
   profile: bsky.profile.AnyProfileView
   moderationOpts: ModerationOpts
-  cachedKnownFollowers: AppBskyActorDefs.KnownFollowers
+  cachedKnownFollowers: app.bsky.actor.defs.KnownFollowers
   onLinkPress?: LinkProps['onPress']
   minimal?: boolean
   showIfEmpty?: boolean
diff --git a/src/components/LikedByList.tsx b/src/components/LikedByList.tsx
index fcaa50bbcc..a851a17cf9 100644
--- a/src/components/LikedByList.tsx
+++ b/src/components/LikedByList.tsx
@@ -1,8 +1,8 @@
 import {useCallback, useMemo, useState} from 'react'
-import {type AppBskyFeedGetLikes as GetLikes} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {app} from '#/lexicons'
 import {useInitialNumToRender} from '#/lib/hooks/useInitialNumToRender'
 import {cleanError} from '#/lib/strings/errors'
 import {logger} from '#/logger'
@@ -12,7 +12,13 @@ import {ProfileCardWithFollowBtn} from '#/view/com/profile/ProfileCard'
 import {List} from '#/view/com/util/List'
 import {ListFooter, ListMaybePlaceholder} from '#/components/Lists'
 
-function renderItem({item, index}: {item: GetLikes.Like; index: number}) {
+function renderItem({
+  item,
+  index,
+}: {
+  item: app.bsky.feed.getLikes.Like
+  index: number
+}) {
   return (
     <ProfileCardWithFollowBtn
       key={item.actor.did}
@@ -22,7 +28,7 @@ function renderItem({item, index}: {item: GetLikes.Like; index: number}) {
   )
 }
 
-function keyExtractor(item: GetLikes.Like) {
+function keyExtractor(item: app.bsky.feed.getLikes.Like) {
   return item.actor.did
 }
 
diff --git a/src/components/ListCard.tsx b/src/components/ListCard.tsx
index 021bf05240..f2c85216ae 100644
--- a/src/components/ListCard.tsx
+++ b/src/components/ListCard.tsx
@@ -1,12 +1,13 @@
 import {useEffect, useMemo} from 'react'
 import {View} from 'react-native'
-import {type AppBskyGraphDefs, AtUri} from '@atproto/api'
 import {type ModerationUI} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {moderateUserList} from '#/lib/moderation/subjects'
 import {sanitizeHandle} from '#/lib/strings/handles'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
@@ -44,7 +45,7 @@ const CURATELIST = 'app.bsky.graph.defs#curatelist'
 const MODLIST = 'app.bsky.graph.defs#modlist'
 
 type Props = {
-  view: AppBskyGraphDefs.ListView
+  view: app.bsky.graph.defs.ListView
   showPinButton?: boolean
 }
 
@@ -108,7 +109,7 @@ export function TitleAndByline({
 }: {
   title: string
   creator?: bsky.profile.AnyProfileView
-  purpose?: AppBskyGraphDefs.ListView['purpose']
+  purpose?: app.bsky.graph.defs.ListView['purpose']
   modUi?: ModerationUI
 }) {
   const t = useTheme()
@@ -157,7 +158,7 @@ export function TitleAndByline({
 export function createProfileListHref({
   list,
 }: {
-  list: AppBskyGraphDefs.ListView
+  list: app.bsky.graph.defs.ListView
 }) {
   const urip = new AtUri(list.uri)
   const handleOrDid = list.creator.handle || list.creator.did
diff --git a/src/components/MediaPreview.tsx b/src/components/MediaPreview.tsx
index 7b0e38e0bd..1059bae9a3 100644
--- a/src/components/MediaPreview.tsx
+++ b/src/components/MediaPreview.tsx
@@ -1,12 +1,8 @@
 import {type StyleProp, StyleSheet, View, type ViewStyle} from 'react-native'
 import {Image} from 'expo-image'
-import {
-  AppBskyEmbedGallery,
-  type AppBskyEmbedImages,
-  type AppBskyFeedDefs,
-} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {shareImageModal} from '#/lib/media/manip'
 import {useSaveImageToMediaLibrary} from '#/lib/media/save-image'
 import {isGifEmbed} from '#/lib/strings/embed-player'
@@ -27,7 +23,7 @@ export function Embed({
   style,
   peekable = false,
 }: {
-  embed: AppBskyFeedDefs.PostView['embed']
+  embed: app.bsky.feed.defs.PostView['embed']
   style?: StyleProp<ViewStyle>
   peekable?: boolean
 }) {
@@ -59,9 +55,9 @@ export function Embed({
     const tiles: React.ReactNode[] = []
     for (const item of e.view.items) {
       if (tiles.length >= 4) break
-      if (!AppBskyEmbedGallery.isViewImage(item)) continue
+      if (!bsky.isType(app.bsky.embed.gallery.viewImage, item)) continue
       if (peekable) {
-        const image: AppBskyEmbedImages.ViewImage = {
+        const image: app.bsky.embed.images.ViewImage = {
           thumb: item.thumbnail,
           fullsize: item.fullsize,
           alt: item.alt,
@@ -202,7 +198,7 @@ export function VideoItem({
   )
 }
 
-function PeekableImageItem({image}: {image: AppBskyEmbedImages.ViewImage}) {
+function PeekableImageItem({image}: {image: app.bsky.embed.images.ViewImage}) {
   const {t: l} = useLingui()
   const saveImage = useSaveImageToMediaLibrary()
 
diff --git a/src/components/NewskieDialog.tsx b/src/components/NewskieDialog.tsx
index 7df67d80dc..fda20c2a58 100644
--- a/src/components/NewskieDialog.tsx
+++ b/src/components/NewskieDialog.tsx
@@ -1,11 +1,11 @@
 import {useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {differenceInSeconds} from 'date-fns'
 
+import {app} from '#/lexicons'
 import {HITSLOP_10} from '#/lib/constants'
 import {useGetTimeAgo} from '#/lib/hooks/useTimeAgo'
 import {moderateProfile} from '#/lib/moderation/subjects'
@@ -25,7 +25,7 @@ export function NewskieDialog({
   profile,
   disabled,
 }: {
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
   disabled?: boolean
 }) {
   const t = useTheme()
@@ -75,7 +75,7 @@ function DialogInner({
   createdAt,
   now,
 }: {
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
   createdAt: string
   now: number
 }) {
diff --git a/src/components/Post/Embed/ChatInviteEmbed.tsx b/src/components/Post/Embed/ChatInviteEmbed.tsx
index d5f69f49e9..05dec19a92 100644
--- a/src/components/Post/Embed/ChatInviteEmbed.tsx
+++ b/src/components/Post/Embed/ChatInviteEmbed.tsx
@@ -1,6 +1,6 @@
 import {type StyleProp, type ViewStyle} from 'react-native'
-import {type AppBskyEmbedExternal} from '@atproto/api'
 
+import {app} from '#/lexicons'
 import {atoms as a} from '#/alf'
 import * as ChatInvite from '#/components/dms/ChatInvite'
 import {ExternalEmbed} from '#/components/Post/Embed/ExternalEmbed'
@@ -18,7 +18,7 @@ export function ChatInviteEmbed({
   style,
 }: {
   code: string
-  link: AppBskyEmbedExternal.ViewExternal
+  link: app.bsky.embed.external.ViewExternal
   onOpen?: () => void
   style?: StyleProp<ViewStyle>
 }) {
@@ -34,7 +34,7 @@ function ChatInviteEmbedBody({
   onOpen,
   style,
 }: {
-  link: AppBskyEmbedExternal.ViewExternal
+  link: app.bsky.embed.external.ViewExternal
   onOpen?: () => void
   style?: StyleProp<ViewStyle>
 }) {
diff --git a/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx b/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx
index 529952f08e..c1580566d0 100644
--- a/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx
+++ b/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx
@@ -5,10 +5,10 @@ import {
   Pressable,
 } from 'react-native'
 import {Image} from 'expo-image'
-import {type AppBskyEmbedExternal} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {app} from '#/lexicons'
 import {type EmbedPlayerParams} from '#/lib/strings/embed-player'
 import {useExternalEmbedsPrefs} from '#/state/preferences'
 import {atoms as a, useTheme} from '#/alf'
@@ -22,7 +22,7 @@ export function ExternalGif({
   link,
   params,
 }: {
-  link: AppBskyEmbedExternal.ViewExternal
+  link: app.bsky.embed.external.ViewExternal
   params: EmbedPlayerParams
 }) {
   const t = useTheme()
diff --git a/src/components/Post/Embed/ExternalEmbed/ExternalPlayer.tsx b/src/components/Post/Embed/ExternalEmbed/ExternalPlayer.tsx
index 9decdea95b..317b1cd92b 100644
--- a/src/components/Post/Embed/ExternalEmbed/ExternalPlayer.tsx
+++ b/src/components/Post/Embed/ExternalEmbed/ExternalPlayer.tsx
@@ -15,11 +15,11 @@ import {useSafeAreaInsets} from 'react-native-safe-area-context'
 import {WebView} from 'react-native-webview'
 import {scheduleOnRN} from 'react-native-worklets'
 import {Image} from 'expo-image'
-import {type AppBskyEmbedExternal} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {type NavigationProp} from '#/lib/routes/types'
 import {
   type EmbedPlayerParams,
@@ -122,7 +122,7 @@ export function ExternalPlayer({
   link,
   params,
 }: {
-  link: AppBskyEmbedExternal.ViewExternal
+  link: app.bsky.embed.external.ViewExternal
   params: EmbedPlayerParams
 }) {
   const t = useTheme()
diff --git a/src/components/Post/Embed/ExternalEmbed/index.tsx b/src/components/Post/Embed/ExternalEmbed/index.tsx
index 4432eb6632..f58001f4fb 100644
--- a/src/components/Post/Embed/ExternalEmbed/index.tsx
+++ b/src/components/Post/Embed/ExternalEmbed/index.tsx
@@ -1,10 +1,10 @@
 import {useMemo} from 'react'
 import {type StyleProp, View, type ViewStyle} from 'react-native'
 import {Image} from 'expo-image'
-import {type AppBskyEmbedExternal} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {app} from '#/lexicons'
 import {parseAltFromGIFDescription} from '#/lib/gif-alt-text'
 import {useHaptics} from '#/lib/haptics'
 import {shareUrl} from '#/lib/sharing'
@@ -30,7 +30,7 @@ export const ExternalEmbed = ({
   style,
   hideAlt,
 }: {
-  link: AppBskyEmbedExternal.ViewExternal
+  link: app.bsky.embed.external.ViewExternal
   onOpen?: () => void
   style?: StyleProp<ViewStyle>
   hideAlt?: boolean
diff --git a/src/components/Post/Embed/ImageEmbed.tsx b/src/components/Post/Embed/ImageEmbed.tsx
index 073c47fbb1..0188f2fedf 100644
--- a/src/components/Post/Embed/ImageEmbed.tsx
+++ b/src/components/Post/Embed/ImageEmbed.tsx
@@ -2,8 +2,9 @@ import {useRef} from 'react'
 import {InteractionManager, View} from 'react-native'
 import {type AnimatedRef} from 'react-native-reanimated'
 import {Image} from 'expo-image'
-import {AppBskyEmbedGallery, type AppBskyEmbedImages} from '@atproto/api'
 
+import * as bsky from '#/types/bsky'
+import {app} from '#/lexicons'
 import {atoms as a, tokens} from '#/alf'
 import {AutoSizedImage} from '#/components/images/AutoSizedImage'
 import {Gallery} from '#/components/images/Gallery'
@@ -29,14 +30,16 @@ export function ImageEmbed({
 }) {
   const ax = useAnalytics()
   const {openLightbox} = useLightboxControls()
-  const images: AppBskyEmbedImages.ViewImage[] =
+  const images: app.bsky.embed.images.ViewImage[] =
     embed.type === 'gallery'
-      ? embed.view.items.filter(AppBskyEmbedGallery.isViewImage).map(item => ({
-          thumb: item.thumbnail,
-          fullsize: item.fullsize,
-          alt: item.alt,
-          aspectRatio: item.aspectRatio,
-        }))
+      ? embed.view.items
+          .filter(item => bsky.isType(app.bsky.embed.gallery.viewImage, item))
+          .map(item => ({
+            thumb: item.thumbnail,
+            fullsize: item.fullsize,
+            alt: item.alt,
+            aspectRatio: item.aspectRatio,
+          }))
       : embed.view.images
   const useExpandedLayout =
     embed.type === 'gallery'
diff --git a/src/components/Post/Embed/StandardSiteEmbed/StandardSiteMetaRow.tsx b/src/components/Post/Embed/StandardSiteEmbed/StandardSiteMetaRow.tsx
index 837f1b4a05..a5b8030214 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/StandardSiteMetaRow.tsx
+++ b/src/components/Post/Embed/StandardSiteEmbed/StandardSiteMetaRow.tsx
@@ -1,8 +1,8 @@
 import {Fragment, type ReactNode} from 'react'
 import {View} from 'react-native'
-import {AtUri} from '@atproto/api'
 import {Trans} from '@lingui/react/macro'
 
+import {AtUri} from '@atproto/syntax'
 import {toNiceDomain} from '#/lib/strings/url-helpers'
 import {atoms as a, useTheme} from '#/alf'
 import {
diff --git a/src/components/Post/Embed/StandardSiteEmbed/StandardSiteThemeProvider.tsx b/src/components/Post/Embed/StandardSiteEmbed/StandardSiteThemeProvider.tsx
index 00c15c4401..bd8dcd3362 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/StandardSiteThemeProvider.tsx
+++ b/src/components/Post/Embed/StandardSiteEmbed/StandardSiteThemeProvider.tsx
@@ -1,5 +1,4 @@
-import {type AppBskyEmbedExternal} from '@atproto/api'
-
+import {app} from '#/lexicons'
 import {Context, useAlf, utils} from '#/alf'
 
 /**
@@ -12,7 +11,7 @@ export function StandardSiteThemeProvider({
   view,
   children,
 }: {
-  view: AppBskyEmbedExternal.ViewExternal
+  view: app.bsky.embed.external.ViewExternal
   children: React.ReactNode
 }) {
   const alf = useAlf()
diff --git a/src/components/Post/Embed/StandardSiteEmbed/index.tsx b/src/components/Post/Embed/StandardSiteEmbed/index.tsx
index bb4c030fcc..3bb1e0cd68 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/index.tsx
+++ b/src/components/Post/Embed/StandardSiteEmbed/index.tsx
@@ -1,9 +1,9 @@
 import {type StyleProp, View, type ViewStyle} from 'react-native'
 import {Image} from 'expo-image'
-import {AtUri} from '@atproto/api'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
+import {AtUri} from '@atproto/syntax'
 import {useHaptics} from '#/lib/haptics'
 import {shareUrl} from '#/lib/sharing'
 import {niceDate} from '#/lib/strings/time'
diff --git a/src/components/Post/Embed/StandardSiteEmbed/publishers.ts b/src/components/Post/Embed/StandardSiteEmbed/publishers.ts
index aba3e28cc2..56a44c22aa 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/publishers.ts
+++ b/src/components/Post/Embed/StandardSiteEmbed/publishers.ts
@@ -1,5 +1,4 @@
-import {type AppBskyEmbedExternal} from '@atproto/api'
-
+import {app} from '#/lexicons'
 import {Leaflet} from '#/components/icons/community/Leaflet'
 import {Offprint} from '#/components/icons/community/Offprint'
 import {Pckt} from '#/components/icons/community/Pckt'
@@ -25,7 +24,7 @@ function hostFromUri(uri: string | undefined): string | null {
 }
 
 export function getStandardSitePublisherHost(
-  view: AppBskyEmbedExternal.ViewExternal,
+  view: app.bsky.embed.external.ViewExternal,
 ): string | null {
   return hostFromUri(view.source?.uri)
 }
@@ -40,7 +39,7 @@ function matchByHost(host: string | null): StandardSitePublisher | null {
 }
 
 export function matchStandardSitePublisher(
-  view: AppBskyEmbedExternal.ViewExternal,
+  view: app.bsky.embed.external.ViewExternal,
 ): StandardSitePublisher | null {
   return matchByHost(getStandardSitePublisherHost(view))
 }
diff --git a/src/components/Post/Embed/StandardSiteEmbed/types.ts b/src/components/Post/Embed/StandardSiteEmbed/types.ts
index 208f01b7a6..708fe55309 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/types.ts
+++ b/src/components/Post/Embed/StandardSiteEmbed/types.ts
@@ -1,7 +1,7 @@
-import {type AppBskyEmbedExternal} from '@atproto/api'
+import {app} from '#/lexicons'
 
 export type CommonProps = {
-  view: AppBskyEmbedExternal.ViewExternal
+  view: app.bsky.embed.external.ViewExternal
 }
 
 export type PreviewProps = {
diff --git a/src/components/Post/Embed/StandardSiteEmbed/utils.test.ts b/src/components/Post/Embed/StandardSiteEmbed/utils.test.ts
index 5f5dd23d60..f18f366767 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/utils.test.ts
+++ b/src/components/Post/Embed/StandardSiteEmbed/utils.test.ts
@@ -1,10 +1,9 @@
-import {type AppBskyEmbedExternal} from '@atproto/api'
-
 import {isStandardSiteEmbed, isStandardSitePublicationEmbed} from './utils'
+import {app} from '#/lexicons'
 
 function makeView(
   partial: Record<string, unknown>,
-): AppBskyEmbedExternal.ViewExternal {
+): app.bsky.embed.external.ViewExternal {
   return {
     uri: 'https://example.com/post',
     title: 'title',
diff --git a/src/components/Post/Embed/StandardSiteEmbed/utils.ts b/src/components/Post/Embed/StandardSiteEmbed/utils.ts
index 2338ca59a3..bc041d2855 100644
--- a/src/components/Post/Embed/StandardSiteEmbed/utils.ts
+++ b/src/components/Post/Embed/StandardSiteEmbed/utils.ts
@@ -1,29 +1,30 @@
-import {
-  type AppBskyEmbedExternal,
-  AtUri,
-  type ComAtprotoRepoStrongRef,
-} from '@atproto/api'
+import {AtUri} from '@atproto/syntax'
+import {app, com} from '#/lexicons'
 
-export function isStandardSiteDocumentUri(ref: ComAtprotoRepoStrongRef.Main) {
+export function isStandardSiteDocumentUri(
+  ref: com.atproto.repo.strongRef.Main,
+) {
   return new AtUri(ref.uri).collection.startsWith('site.standard.document')
 }
 
 export function isStandardSitePublicationUri(
-  ref: ComAtprotoRepoStrongRef.Main,
+  ref: com.atproto.repo.strongRef.Main,
 ) {
   return new AtUri(ref.uri).collection.startsWith('site.standard.publication')
 }
 
-export function isStandardSiteUri(ref: ComAtprotoRepoStrongRef.Main) {
+export function isStandardSiteUri(ref: com.atproto.repo.strongRef.Main) {
   return new AtUri(ref.uri).collection.startsWith('site.standard.')
 }
 
-export function isStandardSiteEmbed(view: AppBskyEmbedExternal.ViewExternal) {
+export function isStandardSiteEmbed(
+  view: app.bsky.embed.external.ViewExternal,
+) {
   return view.associatedRefs?.some(ref => isStandardSiteUri(ref))
 }
 
 export function isStandardSitePublicationEmbed(
-  view: AppBskyEmbedExternal.ViewExternal,
+  view: app.bsky.embed.external.ViewExternal,
 ) {
   return (
     view.associatedRefs?.some(
diff --git a/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerNative.tsx b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerNative.tsx
index bcc33ba50b..2879f43b34 100644
--- a/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerNative.tsx
+++ b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerNative.tsx
@@ -1,9 +1,9 @@
 import {useImperativeHandle, useRef, useState} from 'react'
 import {Pressable, type StyleProp, View, type ViewStyle} from 'react-native'
-import {type AppBskyEmbedVideo} from '@atproto/api'
 import {BlueskyVideoView} from '@bsky.app/video'
 import {useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {HITSLOP_30} from '#/lib/constants'
 import {useAutoplayDisabled} from '#/state/preferences'
 import {atoms as a, useTheme} from '#/alf'
@@ -29,7 +29,7 @@ export function VideoEmbedInnerNative({
   onError,
 }: {
   ref: React.Ref<{togglePlayback: () => void}>
-  embed: AppBskyEmbedVideo.View
+  embed: app.bsky.embed.video.View
   setStatus: (status: 'playing' | 'paused') => void
   setIsLoading: (isLoading: boolean) => void
   setIsActive: (isActive: boolean) => void
diff --git a/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerWeb.shared.ts b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerWeb.shared.ts
index 9184ccf37c..3855603408 100644
--- a/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerWeb.shared.ts
+++ b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerWeb.shared.ts
@@ -1,7 +1,7 @@
-import {type AppBskyEmbedVideo} from '@atproto/api'
+import {app} from '#/lexicons'
 
 export type VideoEmbedInnerWebProps = {
-  embed: AppBskyEmbedVideo.View
+  embed: app.bsky.embed.video.View
   active: boolean
   setActive: () => void
   onScreen: boolean
diff --git a/src/components/Post/Embed/VideoEmbed/index.tsx b/src/components/Post/Embed/VideoEmbed/index.tsx
index d78aad4985..4f789e1e4a 100644
--- a/src/components/Post/Embed/VideoEmbed/index.tsx
+++ b/src/components/Post/Embed/VideoEmbed/index.tsx
@@ -1,7 +1,6 @@
 import {useCallback, useEffect, useRef, useState} from 'react'
 import {ActivityIndicator, View} from 'react-native'
 import {ImageBackground} from 'expo-image'
-import {type AppBskyEmbedVideo} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
@@ -10,6 +9,7 @@ import {
   createPlaybackTelemetry,
   type PlaybackTelemetry,
 } from '#/lib/media/video/playbackTelemetry'
+import {app} from '#/lexicons'
 import {ErrorBoundary} from '#/view/com/util/ErrorBoundary'
 import {atoms as a, platform} from '#/alf'
 import {Button} from '#/components/Button'
@@ -22,7 +22,7 @@ import {VideoEmbedInnerNative} from './VideoEmbedInner/VideoEmbedInnerNative'
 import * as VideoFallback from './VideoEmbedInner/VideoFallback'
 
 interface Props {
-  embed: AppBskyEmbedVideo.View
+  embed: app.bsky.embed.video.View
 }
 
 export function VideoEmbed({embed}: Props) {
diff --git a/src/components/Post/Embed/VideoEmbed/index.web.tsx b/src/components/Post/Embed/VideoEmbed/index.web.tsx
index 0eb622bad7..7118f65bc8 100644
--- a/src/components/Post/Embed/VideoEmbed/index.web.tsx
+++ b/src/components/Post/Embed/VideoEmbed/index.web.tsx
@@ -7,10 +7,10 @@ import {
   useState,
 } from 'react'
 import {View} from 'react-native'
-import {type AppBskyEmbedVideo} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {app} from '#/lexicons'
 import {ErrorBoundary} from '#/view/com/util/ErrorBoundary'
 import {atoms as a, useTheme} from '#/alf'
 import {useIsWithinMessage} from '#/components/dms/MessageContext'
@@ -37,7 +37,7 @@ const noop = () => {}
  */
 const MIN_CARD_WIDTH = 280
 
-export function VideoEmbed({embed}: {embed: AppBskyEmbedVideo.View}) {
+export function VideoEmbed({embed}: {embed: app.bsky.embed.video.View}) {
   const t = useTheme()
   const ref = useRef<HTMLDivElement>(null)
   const {
@@ -297,7 +297,7 @@ function VideoError({
   error,
   retry,
 }: {
-  embed: AppBskyEmbedVideo.View
+  embed: app.bsky.embed.video.View
   error: unknown
   retry: () => void
 }) {
diff --git a/src/components/Post/Embed/index.tsx b/src/components/Post/Embed/index.tsx
index 3c31bd72a4..4f4a5ae05f 100644
--- a/src/components/Post/Embed/index.tsx
+++ b/src/components/Post/Embed/index.tsx
@@ -1,15 +1,12 @@
 import {useCallback, useMemo} from 'react'
 import {View} from 'react-native'
-import {
-  type $Typed,
-  type AppBskyFeedDefs,
-  AppBskyFeedPost,
-  AtUri,
-} from '@atproto/api'
 import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Trans} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {type $Typed} from '@atproto/lex'
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {moderatePost} from '#/lib/moderation/subjects'
 import {makeProfileLink} from '#/lib/routes/links'
 import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
@@ -267,7 +264,7 @@ export function QuoteEmbed({
   linkDisabled?: boolean
 }) {
   const moderationOpts = useModerationOpts()
-  const quote = useMemo<$Typed<AppBskyFeedDefs.PostView>>(
+  const quote = useMemo<$Typed<app.bsky.feed.defs.PostView>>(
     () => ({
       ...embed.view,
       $type: 'app.bsky.feed.defs#postView',
@@ -287,13 +284,7 @@ export function QuoteEmbed({
   const itemTitle = `Post by ${quote.author.handle}`
 
   const richText = useMemo(() => {
-    if (
-      !bsky.dangerousIsType<AppBskyFeedPost.Record>(
-        quote.record,
-        AppBskyFeedPost.isRecord,
-      )
-    )
-      return undefined
+    if (!bsky.isType(app.bsky.feed.post, quote.record)) return undefined
     const {text, facets} = quote.record
     return text.trim()
       ? new RichTextAPI({text: text, facets: asSdkFacets(facets)})
diff --git a/src/components/Post/Embed/types.ts b/src/components/Post/Embed/types.ts
index 41031fdf05..2e2a13da08 100644
--- a/src/components/Post/Embed/types.ts
+++ b/src/components/Post/Embed/types.ts
@@ -1,6 +1,6 @@
 import {type StyleProp, type ViewStyle} from 'react-native'
-import {type AppBskyFeedDefs} from '@atproto/api'
 import {type ModerationDecision} from '@bsky.app/sdk/moderation'
+import {app} from '#/lexicons'
 
 export enum PostEmbedViewContext {
   ThreadHighlighted = 'ThreadHighlighted',
@@ -20,10 +20,10 @@ export type CommonProps = {
    * events (post:photoEmbed:*). When the embed has no owning post (e.g.
    * composer previews), leave this undefined and no events will be emitted.
    */
-  post?: AppBskyFeedDefs.PostView
+  post?: app.bsky.feed.defs.PostView
   feedDescriptor?: string
 }
 
 export type EmbedProps = CommonProps & {
-  embed?: AppBskyFeedDefs.PostView['embed']
+  embed?: app.bsky.feed.defs.PostView['embed']
 }
diff --git a/src/components/Post/Translated/index.tsx b/src/components/Post/Translated/index.tsx
index 94e0ea697a..5ba1f9c41f 100644
--- a/src/components/Post/Translated/index.tsx
+++ b/src/components/Post/Translated/index.tsx
@@ -1,8 +1,8 @@
 import {useCallback, useMemo} from 'react'
 import {Platform, type StyleProp, type TextStyle, View} from 'react-native'
-import {type AppBskyFeedDefs, AppBskyFeedPost} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {HITSLOP_30} from '#/lib/constants'
 import {useTranslate} from '#/lib/translation'
 import {
@@ -38,7 +38,7 @@ export function TranslatedPost({
   postTextStyle = a.text_md,
 }: {
   hideTranslateLink?: boolean
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   postTextStyle?: StyleProp<TextStyle>
 }) {
   const langPrefs = useLanguagePrefs()
@@ -46,11 +46,8 @@ export function TranslatedPost({
     key: post.uri,
   })
 
-  const record = useMemo<AppBskyFeedPost.Record | undefined>(() => {
-    return bsky.dangerousIsType<AppBskyFeedPost.Record>(
-      post.record,
-      AppBskyFeedPost.isRecord,
-    )
+  const record = useMemo<app.bsky.feed.post.Main | undefined>(() => {
+    return bsky.isType(app.bsky.feed.post, post.record)
       ? post.record
       : undefined
   }, [post])
diff --git a/src/components/PostControls/BookmarkButton.tsx b/src/components/PostControls/BookmarkButton.tsx
index b2ed043365..1866df07c7 100644
--- a/src/components/PostControls/BookmarkButton.tsx
+++ b/src/components/PostControls/BookmarkButton.tsx
@@ -1,10 +1,10 @@
 import {memo} from 'react'
 import {type Insets} from 'react-native'
-import {type AppBskyFeedDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {useCleanError} from '#/lib/hooks/useCleanError'
 import {type Shadow} from '#/state/cache/post-shadow'
 import {useFeedFeedbackContext} from '#/state/feed-feedback'
@@ -23,7 +23,7 @@ export const BookmarkButton = memo(function BookmarkButton({
   logContext,
   hitSlop,
 }: {
-  post: Shadow<AppBskyFeedDefs.PostView>
+  post: Shadow<app.bsky.feed.defs.PostView>
   big?: boolean
   logContext: 'FeedItem' | 'PostThreadItem' | 'Post' | 'ImmersiveVideo'
   hitSlop?: Insets
diff --git a/src/components/PostControls/PostMenu/PostMenuItems.tsx b/src/components/PostControls/PostMenu/PostMenuItems.tsx
index 43fdaaf1cd..abfc888213 100644
--- a/src/components/PostControls/PostMenu/PostMenuItems.tsx
+++ b/src/components/PostControls/PostMenu/PostMenuItems.tsx
@@ -6,17 +6,13 @@ import {
   type ViewStyle,
 } from 'react-native'
 import * as Clipboard from 'expo-clipboard'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyFeedPost,
-  type AppBskyFeedThreadgate,
-  AtUri,
-} from '@atproto/api'
 import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {DISCOVER_DEBUG_DIDS} from '#/lib/constants'
 import {useOpenLink} from '#/lib/hooks/useOpenLink'
 import {getCurrentRoute} from '#/lib/routes/helpers'
@@ -110,17 +106,17 @@ let PostMenuItems = ({
   forceGoogleTranslate,
 }: {
   testID: string
-  post: Shadow<AppBskyFeedDefs.PostView>
+  post: Shadow<app.bsky.feed.defs.PostView>
   postFeedContext: string | undefined
   postReqId: string | undefined
-  record: AppBskyFeedPost.Record
+  record: app.bsky.feed.post.Main
   richText: RichTextAPI
   style?: StyleProp<ViewStyle>
   hitSlop?: PressableProps['hitSlop']
   size?: 'lg' | 'md' | 'sm'
   timestamp: string
-  threadgateRecord?: AppBskyFeedThreadgate.Record
-  onShowLess?: (interaction: AppBskyFeedDefs.Interaction) => void
+  threadgateRecord?: app.bsky.feed.threadgate.Main
+  onShowLess?: (interaction: app.bsky.feed.defs.Interaction) => void
   logContext: 'FeedItem' | 'PostThreadItem' | 'Post' | 'ImmersiveVideo'
   forceGoogleTranslate: boolean
 }): React.ReactNode => {
diff --git a/src/components/PostControls/PostMenu/index.tsx b/src/components/PostControls/PostMenu/index.tsx
index c0826683b6..8d9da5f03d 100644
--- a/src/components/PostControls/PostMenu/index.tsx
+++ b/src/components/PostControls/PostMenu/index.tsx
@@ -1,13 +1,9 @@
 import {memo, useMemo, useState} from 'react'
 import {type Insets} from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyFeedPost,
-  type AppBskyFeedThreadgate,
-} from '@atproto/api'
 import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {type Shadow} from '#/state/cache/post-shadow'
 import {EventStopper} from '#/view/com/util/EventStopper'
 import {DotGrid3x1_Stroke2_Corner0_Rounded as DotsHorizontal} from '#/components/icons/DotGrid'
@@ -32,15 +28,15 @@ let PostMenuButton = ({
   forceGoogleTranslate,
 }: {
   testID: string
-  post: Shadow<AppBskyFeedDefs.PostView>
+  post: Shadow<app.bsky.feed.defs.PostView>
   postFeedContext: string | undefined
   postReqId: string | undefined
   big?: boolean
-  record: AppBskyFeedPost.Record
+  record: app.bsky.feed.post.Main
   richText: RichTextAPI
   timestamp: string
-  threadgateRecord?: AppBskyFeedThreadgate.Record
-  onShowLess?: (interaction: AppBskyFeedDefs.Interaction) => void
+  threadgateRecord?: app.bsky.feed.threadgate.Main
+  onShowLess?: (interaction: app.bsky.feed.defs.Interaction) => void
   hitSlop?: Insets
   logContext: 'FeedItem' | 'PostThreadItem' | 'Post' | 'ImmersiveVideo'
   forceGoogleTranslate: boolean
diff --git a/src/components/PostControls/ShareMenu/RecentChats.tsx b/src/components/PostControls/ShareMenu/RecentChats.tsx
index 94086c420d..9a7f0c4923 100644
--- a/src/components/PostControls/ShareMenu/RecentChats.tsx
+++ b/src/components/PostControls/ShareMenu/RecentChats.tsx
@@ -1,11 +1,11 @@
 import {ScrollView, View} from 'react-native'
-import {type ChatBskyActorDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {chat} from '#/lexicons'
 import {isBlockedOrBlocking, isMuted} from '#/lib/moderation/blocked-and-muted'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {moderateProfile} from '#/lib/moderation/subjects'
@@ -114,7 +114,7 @@ function RecentChatItem({
   onPress: () => void
   moderationOpts: ModerationOpts
   convo: ConvoWithDetails
-  primaryMember: ChatBskyActorDefs.ProfileViewBasic
+  primaryMember: chat.bsky.actor.defs.ProfileViewBasic
 }) {
   const {_} = useLingui()
   const t = useTheme()
diff --git a/src/components/PostControls/ShareMenu/ShareMenuItems.tsx b/src/components/PostControls/ShareMenu/ShareMenuItems.tsx
index dc66340fd3..000c7f2595 100644
--- a/src/components/PostControls/ShareMenu/ShareMenuItems.tsx
+++ b/src/components/PostControls/ShareMenu/ShareMenuItems.tsx
@@ -1,10 +1,10 @@
 import {memo, useMemo} from 'react'
 import * as ExpoClipboard from 'expo-clipboard'
-import {AtUri} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
 import {makeProfileLink} from '#/lib/routes/links'
 import {type NavigationProp} from '#/lib/routes/types'
 import {shareText, shareUrl} from '#/lib/sharing'
diff --git a/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx b/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
index ef93865513..3b3da16e60 100644
--- a/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
+++ b/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
@@ -1,22 +1,18 @@
 import {type PressableProps, type StyleProp, type ViewStyle} from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyFeedPost,
-  type AppBskyFeedThreadgate,
-} from '@atproto/api'
 import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 
+import {app} from '#/lexicons'
 import {type Shadow} from '#/state/cache/post-shadow'
 
 export interface ShareMenuItemsProps {
   testID: string
-  post: Shadow<AppBskyFeedDefs.PostView>
-  record: AppBskyFeedPost.Record
+  post: Shadow<app.bsky.feed.defs.PostView>
+  record: app.bsky.feed.post.Main
   richText: RichTextAPI
   style?: StyleProp<ViewStyle>
   hitSlop?: PressableProps['hitSlop']
   size?: 'lg' | 'md' | 'sm'
   timestamp: string
-  threadgateRecord?: AppBskyFeedThreadgate.Record
+  threadgateRecord?: app.bsky.feed.threadgate.Main
   onShare: () => void
 }
diff --git a/src/components/PostControls/ShareMenu/ShareMenuItems.web.tsx b/src/components/PostControls/ShareMenu/ShareMenuItems.web.tsx
index 1950be0c4b..298654d9eb 100644
--- a/src/components/PostControls/ShareMenu/ShareMenuItems.web.tsx
+++ b/src/components/PostControls/ShareMenu/ShareMenuItems.web.tsx
@@ -1,8 +1,8 @@
 import {memo, useMemo} from 'react'
-import {AtUri} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {AtUri} from '@atproto/syntax'
 import {makeProfileLink} from '#/lib/routes/links'
 import {type NavigationProp} from '#/lib/routes/types'
 import {shareText, shareUrl} from '#/lib/sharing'
diff --git a/src/components/PostControls/ShareMenu/index.tsx b/src/components/PostControls/ShareMenu/index.tsx
index 121cd2a779..bd5c397400 100644
--- a/src/components/PostControls/ShareMenu/index.tsx
+++ b/src/components/PostControls/ShareMenu/index.tsx
@@ -1,15 +1,11 @@
 import {memo, useMemo, useState} from 'react'
 import {type Insets} from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyFeedPost,
-  type AppBskyFeedThreadgate,
-  AtUri,
-} from '@atproto/api'
 import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {makeProfileLink} from '#/lib/routes/links'
 import {shareUrl} from '#/lib/sharing'
 import {toShareUrl} from '#/lib/strings/url-helpers'
@@ -37,12 +33,12 @@ let ShareMenuButton = ({
   logContext,
 }: {
   testID: string
-  post: Shadow<AppBskyFeedDefs.PostView>
+  post: Shadow<app.bsky.feed.defs.PostView>
   big?: boolean
-  record: AppBskyFeedPost.Record
+  record: app.bsky.feed.post.Main
   richText: RichTextAPI
   timestamp: string
-  threadgateRecord?: AppBskyFeedThreadgate.Record
+  threadgateRecord?: app.bsky.feed.threadgate.Main
   onShare: () => void
   hitSlop?: Insets
   logContext: 'FeedItem' | 'PostThreadItem' | 'Post' | 'ImmersiveVideo'
diff --git a/src/components/PostControls/index.tsx b/src/components/PostControls/index.tsx
index 88f30b0561..697ffd8b77 100644
--- a/src/components/PostControls/index.tsx
+++ b/src/components/PostControls/index.tsx
@@ -1,14 +1,10 @@
 import {memo, useMemo, useState} from 'react'
 import {type StyleProp, View, type ViewStyle} from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyFeedPost,
-  type AppBskyFeedThreadgate,
-} from '@atproto/api'
 import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {CountWheel} from '#/lib/custom-animations/CountWheel'
 import {AnimatedLikeIcon} from '#/lib/custom-animations/LikeIcon'
 import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
@@ -57,8 +53,8 @@ let PostControls = ({
   forceGoogleTranslate = false,
 }: {
   big?: boolean
-  post: Shadow<AppBskyFeedDefs.PostView>
-  record: AppBskyFeedPost.Record
+  post: Shadow<app.bsky.feed.defs.PostView>
+  record: app.bsky.feed.post.Main
   richText: RichTextAPI
   feedContext?: string | undefined
   reqId?: string | undefined
@@ -66,8 +62,8 @@ let PostControls = ({
   onPressReply: () => void
   onPostReply?: (postUri: string | undefined) => void
   logContext: 'FeedItem' | 'PostThreadItem' | 'Post' | 'ImmersiveVideo'
-  threadgateRecord?: AppBskyFeedThreadgate.Record
-  onShowLess?: (interaction: AppBskyFeedDefs.Interaction) => void
+  threadgateRecord?: app.bsky.feed.threadgate.Main
+  onShowLess?: (interaction: app.bsky.feed.defs.Interaction) => void
   viaRepost?: {uri: string; cid: string}
   variant?: 'compact' | 'normal' | 'large'
   forceGoogleTranslate?: boolean
diff --git a/src/components/ProfileHoverCard/index.web.tsx b/src/components/ProfileHoverCard/index.web.tsx
index 74dbb33f28..39fa40233a 100644
--- a/src/components/ProfileHoverCard/index.web.tsx
+++ b/src/components/ProfileHoverCard/index.web.tsx
@@ -1,12 +1,12 @@
 import {memo, useCallback, useEffect, useMemo, useReducer, useRef} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {flip, offset, shift, size, useFloating} from '@floating-ui/react-dom'
 import {msg, plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {getModerationCauseKey} from '#/lib/moderation'
 import {moderateProfile} from '#/lib/moderation/subjects'
 import {makeProfileLink} from '#/lib/routes/links'
@@ -416,7 +416,7 @@ function Inner({
   moderationOpts,
   hide,
 }: {
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
   moderationOpts: ModerationOpts
   hide: () => void
 }) {
diff --git a/src/components/StarterPack/Main/FeedsList.tsx b/src/components/StarterPack/Main/FeedsList.tsx
index 43ceacc629..87320831b0 100644
--- a/src/components/StarterPack/Main/FeedsList.tsx
+++ b/src/components/StarterPack/Main/FeedsList.tsx
@@ -1,7 +1,7 @@
 import {forwardRef, useCallback, useImperativeHandle, useState} from 'react'
 import {type ListRenderItemInfo, View} from 'react-native'
-import {type AppBskyFeedDefs} from '@atproto/api'
 
+import {app} from '#/lexicons'
 import {useBottomBarOffset} from '#/lib/hooks/useBottomBarOffset'
 import {List, type ListRef} from '#/view/com/util/List'
 import {type SectionRef} from '#/screens/Profile/Sections/types'
@@ -9,12 +9,12 @@ import {atoms as a, useTheme} from '#/alf'
 import * as FeedCard from '#/components/FeedCard'
 import {IS_NATIVE, IS_WEB} from '#/env'
 
-function keyExtractor(item: AppBskyFeedDefs.GeneratorView) {
+function keyExtractor(item: app.bsky.feed.defs.GeneratorView) {
   return item.uri
 }
 
 interface ProfilesListProps {
-  feeds: AppBskyFeedDefs.GeneratorView[]
+  feeds: app.bsky.feed.defs.GeneratorView[]
   headerHeight: number
   scrollElRef: ListRef
 }
@@ -39,7 +39,7 @@ export const FeedsList = forwardRef<SectionRef, ProfilesListProps>(
     const renderItem = ({
       item,
       index,
-    }: ListRenderItemInfo<AppBskyFeedDefs.GeneratorView>) => {
+    }: ListRenderItemInfo<app.bsky.feed.defs.GeneratorView>) => {
       return (
         <View
           style={[
diff --git a/src/components/StarterPack/Main/ProfilesList.tsx b/src/components/StarterPack/Main/ProfilesList.tsx
index dea87c8443..5cc3ad4967 100644
--- a/src/components/StarterPack/Main/ProfilesList.tsx
+++ b/src/components/StarterPack/Main/ProfilesList.tsx
@@ -1,16 +1,13 @@
 import {forwardRef, useCallback, useImperativeHandle, useState} from 'react'
 import {type ListRenderItemInfo, View} from 'react-native'
-import {
-  type AppBskyActorDefs,
-  type AppBskyGraphGetList,
-  AtUri,
-} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {
   type InfiniteData,
   type UseInfiniteQueryResult,
 } from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {useBottomBarOffset} from '#/lib/hooks/useBottomBarOffset'
 import {useInitialNumToRender} from '#/lib/hooks/useInitialNumToRender'
 import {isBlockedOrBlocking} from '#/lib/moderation/blocked-and-muted'
@@ -23,14 +20,14 @@ import {ListFooter, ListMaybePlaceholder} from '#/components/Lists'
 import {Default as ProfileCard} from '#/components/ProfileCard'
 import {IS_NATIVE, IS_WEB} from '#/env'
 
-function keyExtractor(item: AppBskyActorDefs.ProfileView, index: number) {
+function keyExtractor(item: app.bsky.actor.defs.ProfileView, index: number) {
   return `${item.did}-${index}`
 }
 
 interface ProfilesListProps {
   listUri: string
   listMembersQuery: UseInfiniteQueryResult<
-    InfiniteData<AppBskyGraphGetList.OutputSchema>
+    InfiniteData<app.bsky.graph.getList.$OutputBody>
   >
   moderationOpts: ModerationOpts
   headerHeight: number
@@ -87,7 +84,7 @@ export const ProfilesList = forwardRef<SectionRef, ProfilesListProps>(
     const renderItem = ({
       item,
       index,
-    }: ListRenderItemInfo<AppBskyActorDefs.ProfileView>) => {
+    }: ListRenderItemInfo<app.bsky.actor.defs.ProfileView>) => {
       return (
         <View
           style={[
diff --git a/src/components/StarterPack/ProfileStarterPacks.tsx b/src/components/StarterPack/ProfileStarterPacks.tsx
index 69d4b5130e..32e4a210e0 100644
--- a/src/components/StarterPack/ProfileStarterPacks.tsx
+++ b/src/components/StarterPack/ProfileStarterPacks.tsx
@@ -6,12 +6,12 @@ import {
   View,
   type ViewStyle,
 } from 'react-native'
-import {type AppBskyGraphDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {useGenerateStarterPackMutation} from '#/lib/generate-starterpack'
 import {useBottomBarOffset} from '#/lib/hooks/useBottomBarOffset'
 import {useRequireEmailVerification} from '#/lib/hooks/useRequireEmailVerification'
@@ -57,7 +57,7 @@ interface ProfileFeedgensProps {
   emptyStateIcon?: React.ComponentType<any> | React.ReactElement
 }
 
-function keyExtractor(item: AppBskyGraphDefs.StarterPackViewBasic) {
+function keyExtractor(item: app.bsky.graph.defs.StarterPackViewBasic) {
   return item.uri
 }
 
@@ -147,7 +147,7 @@ export function ProfileStarterPacks({
     ({
       item,
       index,
-    }: ListRenderItemInfo<AppBskyGraphDefs.StarterPackViewBasic>) => {
+    }: ListRenderItemInfo<app.bsky.graph.defs.StarterPackViewBasic>) => {
       return (
         <View
           style={[
diff --git a/src/components/StarterPack/QrCode.tsx b/src/components/StarterPack/QrCode.tsx
index 4b27ff6649..bd8476bd38 100644
--- a/src/components/StarterPack/QrCode.tsx
+++ b/src/components/StarterPack/QrCode.tsx
@@ -3,9 +3,9 @@ import {View} from 'react-native'
 // @ts-expect-error missing types
 import QRCode from 'react-native-qrcode-styled'
 import type ViewShot from 'react-native-view-shot'
-import {type AppBskyGraphDefs, AppBskyGraphStarterpack} from '@atproto/api'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {Logo} from '#/view/icons/Logo'
 import {Logotype} from '#/view/icons/Logotype'
 import {atoms as a, useTheme} from '#/alf'
@@ -24,18 +24,13 @@ export function QrCode({
   link,
   ref,
 }: {
-  starterPack: AppBskyGraphDefs.StarterPackView
+  starterPack: app.bsky.graph.defs.StarterPackView
   link: string
   ref: React.Ref<ViewShot>
 }) {
   const {record} = starterPack
 
-  if (
-    !bsky.dangerousIsType<AppBskyGraphStarterpack.Record>(
-      record,
-      AppBskyGraphStarterpack.isRecord,
-    )
-  ) {
+  if (!bsky.isType(app.bsky.graph.starterpack, record)) {
     return null
   }
 
diff --git a/src/components/StarterPack/QrCodeDialog.tsx b/src/components/StarterPack/QrCodeDialog.tsx
index e239eee9a4..35dea682ca 100644
--- a/src/components/StarterPack/QrCodeDialog.tsx
+++ b/src/components/StarterPack/QrCodeDialog.tsx
@@ -3,11 +3,11 @@ import {View} from 'react-native'
 import type ViewShot from 'react-native-view-shot'
 import {requestPermissionsAsync, saveToLibraryAsync} from 'expo-media-library'
 import * as Sharing from 'expo-sharing'
-import {type AppBskyGraphDefs, AppBskyGraphStarterpack} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {logger} from '#/logger'
 import {atoms as a, useBreakpoints} from '#/alf'
 import {Button, ButtonIcon, ButtonText} from '#/components/Button'
@@ -28,7 +28,7 @@ export function QrCodeDialog({
   link,
   control,
 }: {
-  starterPack: AppBskyGraphDefs.StarterPackView
+  starterPack: app.bsky.graph.defs.StarterPackView
   link?: string
   control: DialogControlProps
 }) {
@@ -87,12 +87,7 @@ export function QrCodeDialog({
       } else {
         setIsSaveProcessing(true)
 
-        if (
-          !bsky.validate(
-            starterPack.record,
-            AppBskyGraphStarterpack.validateRecord,
-          )
-        ) {
+        if (!bsky.matches(app.bsky.graph.starterpack, starterPack.record)) {
           return
         }
 
diff --git a/src/components/StarterPack/ShareDialog.tsx b/src/components/StarterPack/ShareDialog.tsx
index 0dd640d3c0..db0e6cd7c5 100644
--- a/src/components/StarterPack/ShareDialog.tsx
+++ b/src/components/StarterPack/ShareDialog.tsx
@@ -1,10 +1,10 @@
 import {View} from 'react-native'
 import {Image} from 'expo-image'
-import {type AppBskyGraphDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {useSaveImageToMediaLibrary} from '#/lib/media/save-image'
 import {shareUrl} from '#/lib/sharing'
 import {getStarterPackOgCard} from '#/lib/strings/starter-pack'
@@ -21,7 +21,7 @@ import {useAnalytics} from '#/analytics'
 import {IS_NATIVE, IS_WEB} from '#/env'
 
 interface Props {
-  starterPack: AppBskyGraphDefs.StarterPackView
+  starterPack: app.bsky.graph.defs.StarterPackView
   link?: string
   imageLoaded?: boolean
   qrDialogControl: DialogControlProps
diff --git a/src/components/StarterPack/StarterPackCard.tsx b/src/components/StarterPack/StarterPackCard.tsx
index 97c5c6fe82..247ce56434 100644
--- a/src/components/StarterPack/StarterPackCard.tsx
+++ b/src/components/StarterPack/StarterPackCard.tsx
@@ -1,12 +1,13 @@
 import {useMemo} from 'react'
 import {View} from 'react-native'
 import {Image} from 'expo-image'
-import {AppBskyGraphStarterpack, AtUri} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Plural, Trans} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {sanitizeHandle} from '#/lib/strings/handles'
 import {getStarterPackOgCard} from '#/lib/strings/starter-pack'
 import {precacheResolvedUri} from '#/state/queries/resolve-uri'
@@ -62,12 +63,7 @@ export function Card({
   const t = useTheme()
   const {currentAccount} = useSession()
 
-  if (
-    !bsky.dangerousIsType<AppBskyGraphStarterpack.Record>(
-      record,
-      AppBskyGraphStarterpack.isRecord,
-    )
-  ) {
+  if (!bsky.isType(app.bsky.graph.starterpack, record)) {
     return null
   }
 
@@ -127,10 +123,7 @@ export function useStarterPackLink({
 
   return {
     to: `/starter-pack/${handleOrDid}/${rkey}`,
-    label: bsky.dangerousIsType<AppBskyGraphStarterpack.Record>(
-      view.record,
-      AppBskyGraphStarterpack.isRecord,
-    )
+    label: bsky.isType(app.bsky.graph.starterpack, view.record)
       ? _(msg`Navigate to ${view.record.name}`)
       : _(msg`Navigate to starter pack`),
     precache,
@@ -154,12 +147,7 @@ export function Link({
     return {rkey, handleOrDid: creator.handle || creator.did}
   }, [starterPack])
 
-  if (
-    !bsky.dangerousIsType<AppBskyGraphStarterpack.Record>(
-      record,
-      AppBskyGraphStarterpack.isRecord,
-    )
-  ) {
+  if (!bsky.isType(app.bsky.graph.starterpack, record)) {
     return null
   }
 
diff --git a/src/components/StarterPack/Wizard/WizardEditListDialog.tsx b/src/components/StarterPack/Wizard/WizardEditListDialog.tsx
index 498300491d..933046612c 100644
--- a/src/components/StarterPack/Wizard/WizardEditListDialog.tsx
+++ b/src/components/StarterPack/Wizard/WizardEditListDialog.tsx
@@ -1,12 +1,12 @@
 import {useRef} from 'react'
 import {type ListRenderItemInfo} from 'react-native'
 import {View} from 'react-native'
-import {type AppBskyActorDefs, type AppBskyFeedDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {useInitialNumToRender} from '#/lib/hooks/useInitialNumToRender'
 import {type ListMethods} from '#/view/com/util/List'
 import {
@@ -24,7 +24,7 @@ import {Text} from '#/components/Typography'
 import {IS_WEB} from '#/env'
 
 function keyExtractor(
-  item: AppBskyActorDefs.ProfileViewBasic | AppBskyFeedDefs.GeneratorView,
+  item: app.bsky.actor.defs.ProfileViewBasic | app.bsky.feed.defs.GeneratorView,
   index: number,
 ) {
   return `${item.did}-${index}`
@@ -41,7 +41,7 @@ export function WizardEditListDialog({
   state: WizardState
   dispatch: (action: WizardAction) => void
   moderationOpts: ModerationOpts
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
 }) {
   const {_} = useLingui()
   const t = useTheme()
diff --git a/src/components/StarterPack/Wizard/WizardListCard.tsx b/src/components/StarterPack/Wizard/WizardListCard.tsx
index 353fd77b13..ef9c647b54 100644
--- a/src/components/StarterPack/Wizard/WizardListCard.tsx
+++ b/src/components/StarterPack/Wizard/WizardListCard.tsx
@@ -1,10 +1,10 @@
 import {Keyboard, View} from 'react-native'
-import {type AppBskyActorDefs, type AppBskyFeedDefs} from '@atproto/api'
 import {type ModerationOpts, type ModerationUI} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {DISCOVER_FEED_URI, STARTER_PACK_MAX_SIZE} from '#/lib/constants'
 import {moderateFeedGenerator, moderateProfile} from '#/lib/moderation/subjects'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
@@ -36,8 +36,8 @@ function WizardListCard({
 }: {
   type: 'user' | 'algo'
   btnType: 'checkbox' | 'remove'
-  profile?: AppBskyActorDefs.ProfileViewBasic
-  feed?: AppBskyFeedDefs.GeneratorView
+  profile?: app.bsky.actor.defs.ProfileViewBasic
+  feed?: app.bsky.feed.defs.GeneratorView
   displayName: string
   subtitle: string
   onPress: () => void
@@ -178,7 +178,7 @@ export function WizardFeedCard({
   moderationOpts,
 }: {
   btnType: 'checkbox' | 'remove'
-  generator: AppBskyFeedDefs.GeneratorView
+  generator: app.bsky.feed.defs.GeneratorView
   state: WizardState
   dispatch: (action: WizardAction) => void
   moderationOpts: ModerationOpts
diff --git a/src/components/TrendingTopics.tsx b/src/components/TrendingTopics.tsx
index 56fe08ccc9..3a01a46649 100644
--- a/src/components/TrendingTopics.tsx
+++ b/src/components/TrendingTopics.tsx
@@ -1,7 +1,8 @@
 import {useEffect, useMemo} from 'react'
-import {type AppBskyUnspeccedDefs, type AtUri} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 
+import {type AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {PressableScale} from '#/lib/custom-animations/PressableScale'
 import {useCallOnce} from '#/lib/once'
 // import {makeProfileLink} from '#/lib/routes/links'
@@ -18,7 +19,7 @@ export function TrendingTopicLink({
   children,
   ...rest
 }: {
-  topic: AppBskyUnspeccedDefs.TrendView
+  topic: app.bsky.unspecced.defs.TrendView
   metricContext: Metrics['trendingTopic:seen']['context']
   rank: number
   recId?: string
@@ -75,7 +76,7 @@ type ParsedTrendingTopic =
     }
 
 export function useTopic(
-  raw: AppBskyUnspeccedDefs.TrendView,
+  raw: app.bsky.unspecced.defs.TrendView,
 ): ParsedTrendingTopic {
   const {t: l} = useLingui()
   return useMemo(() => {
diff --git a/src/components/VideoPostCard.tsx b/src/components/VideoPostCard.tsx
index bb79fa6a78..f675a20aa0 100644
--- a/src/components/VideoPostCard.tsx
+++ b/src/components/VideoPostCard.tsx
@@ -2,15 +2,10 @@ import {useMemo} from 'react'
 import {View} from 'react-native'
 import {Image} from 'expo-image'
 import {LinearGradient} from 'expo-linear-gradient'
-import {
-  type AppBskyActorDefs,
-  AppBskyEmbedVideo,
-  type AppBskyFeedDefs,
-  AppBskyFeedPost,
-} from '@atproto/api'
 import {type ModerationDecision} from '@bsky.app/sdk/moderation'
 import {useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {sanitizeHandle} from '#/lib/strings/handles'
 import {formatCount} from '#/view/com/util/numeric/format'
 import {UserAvatar} from '#/view/com/util/UserAvatar'
@@ -42,7 +37,7 @@ export function VideoPostCard({
   moderation,
   onInteract,
 }: {
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   sourceContext: VideoFeedSourceContext
   moderation: ModerationDecision
   /**
@@ -75,13 +70,10 @@ export function VideoPostCard({
    * Filtering should be done at a higher level, such as `PostFeed` or
    * `PostFeedVideoGridRow`, but we need to protect here as well.
    */
-  if (!AppBskyEmbedVideo.isView(embed)) return null
+  if (!bsky.isType(app.bsky.embed.video.view, embed)) return null
 
   const author = post.author
-  const text = bsky.dangerousIsType<AppBskyFeedPost.Record>(
-    post.record,
-    AppBskyFeedPost.isRecord,
-  )
+  const text = bsky.isType(app.bsky.feed.post, post.record)
     ? post.record?.text
     : ''
   const likeCount = post?.likeCount ?? 0
@@ -275,7 +267,7 @@ export function VideoPostCardPlaceholder() {
 export function VideoPostCardTextPlaceholder({
   author,
 }: {
-  author?: AppBskyActorDefs.ProfileViewBasic
+  author?: app.bsky.actor.defs.ProfileViewBasic
 }) {
   const t = useTheme()
 
@@ -355,7 +347,7 @@ export function CompactVideoPostCard({
   moderation,
   onInteract,
 }: {
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   sourceContext: VideoFeedSourceContext
   moderation: ModerationDecision
   /**
@@ -386,7 +378,7 @@ export function CompactVideoPostCard({
    * Filtering should be done at a higher level, such as `PostFeed` or
    * `PostFeedVideoGridRow`, but we need to protect here as well.
    */
-  if (!AppBskyEmbedVideo.isView(embed)) return null
+  if (!bsky.isType(app.bsky.embed.video.view, embed)) return null
 
   const likeCount = post?.likeCount ?? 0
   const showLikeCount = false
diff --git a/src/components/WhoCanReply.tsx b/src/components/WhoCanReply.tsx
index be7636ff4b..1e2aca2a84 100644
--- a/src/components/WhoCanReply.tsx
+++ b/src/components/WhoCanReply.tsx
@@ -6,16 +6,12 @@ import {
   View,
   type ViewStyle,
 } from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  AppBskyFeedPost,
-  type AppBskyGraphDefs,
-  AtUri,
-} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {HITSLOP_10} from '#/lib/constants'
 import {makeListLink, makeProfileLink} from '#/lib/routes/links'
 import {
@@ -41,7 +37,7 @@ import {IS_NATIVE} from '#/env'
 import * as bsky from '#/types/bsky'
 
 interface WhoCanReplyProps {
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   isThreadAuthor: boolean
   style?: StyleProp<ViewStyle>
 }
@@ -58,10 +54,7 @@ export function WhoCanReply({post, isThreadAuthor, style}: WhoCanReplyProps) {
    * unexpectedly, we should check to make sure it's for sure the root URI.
    */
   const rootUri =
-    bsky.dangerousIsType<AppBskyFeedPost.Record>(
-      post.record,
-      AppBskyFeedPost.isRecord,
-    ) && post.record.reply?.root
+    bsky.isType(app.bsky.feed.post, post.record) && post.record.reply?.root
       ? post.record.reply.root.uri
       : post.uri
   const settings = useMemo(() => {
@@ -209,7 +202,7 @@ function WhoCanReplyDialog({
   embeddingDisabled,
 }: {
   control: Dialog.DialogControlProps
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   settings: ThreadgateAllowUISetting[]
   embeddingDisabled: boolean
 }) {
@@ -255,7 +248,7 @@ function Rules({
   settings,
   embeddingDisabled,
 }: {
-  post: AppBskyFeedDefs.PostView
+  post: app.bsky.feed.defs.PostView
   settings: ThreadgateAllowUISetting[]
   embeddingDisabled: boolean
 }) {
@@ -313,8 +306,8 @@ function Rule({
   lists,
 }: {
   rule: ThreadgateAllowUISetting
-  post: AppBskyFeedDefs.PostView
-  lists: AppBskyGraphDefs.ListViewBasic[] | undefined
+  post: app.bsky.feed.defs.PostView
+  lists: app.bsky.graph.defs.ListViewBasic[] | undefined
 }) {
   if (rule.type === 'mention') {
     return <Trans>mentioned users</Trans>
diff --git a/src/components/activity-notifications/SubscribeProfileDialog.tsx b/src/components/activity-notifications/SubscribeProfileDialog.tsx
index 51d6622407..bdcf658e43 100644
--- a/src/components/activity-notifications/SubscribeProfileDialog.tsx
+++ b/src/components/activity-notifications/SubscribeProfileDialog.tsx
@@ -1,6 +1,5 @@
 import {useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyNotificationDefs, type Un$Typed} from '@atproto/api'
 import {type DidString} from '@atproto/syntax'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
@@ -12,6 +11,7 @@ import {
   useQueryClient,
 } from '@tanstack/react-query'
 
+import {type Un$Typed} from '@atproto/lex'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {cleanError} from '#/lib/strings/errors'
 import {sanitizeHandle} from '#/lib/strings/handles'
@@ -118,7 +118,7 @@ function DialogInner({
     error,
   } = useMutation({
     mutationFn: async (
-      activitySubscription: Un$Typed<AppBskyNotificationDefs.ActivitySubscription>,
+      activitySubscription: Un$Typed<app.bsky.notification.defs.ActivitySubscription>,
     ) => {
       await client.call(app.bsky.notification.putActivitySubscription, {
         // the profile view carries an already-resolved did
@@ -307,8 +307,8 @@ function DialogInner({
 }
 
 function parseActivitySubscription(
-  sub?: AppBskyNotificationDefs.ActivitySubscription,
-): Un$Typed<AppBskyNotificationDefs.ActivitySubscription> {
+  sub?: app.bsky.notification.defs.ActivitySubscription,
+): Un$Typed<app.bsky.notification.defs.ActivitySubscription> {
   if (!sub) return {post: false, reply: false}
   const {post, reply} = sub
   return {post, reply}
diff --git a/src/components/ageAssurance/AgeAssuranceAppealDialog.tsx b/src/components/ageAssurance/AgeAssuranceAppealDialog.tsx
index 59df413324..db8b169bcc 100644
--- a/src/components/ageAssurance/AgeAssuranceAppealDialog.tsx
+++ b/src/components/ageAssurance/AgeAssuranceAppealDialog.tsx
@@ -1,6 +1,5 @@
 import {useState} from 'react'
 import {View} from 'react-native'
-import {ToolsOzoneReportDefs} from '@atproto/api'
 import {type DidString} from '@atproto/syntax'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
@@ -18,7 +17,7 @@ import * as Toast from '#/components/Toast'
 import {Text} from '#/components/Typography'
 import {logger} from '#/ageAssurance'
 import {useAnalytics} from '#/analytics'
-import {com} from '#/lexicons'
+import {com, tools} from '#/lexicons'
 
 export function AgeAssuranceAppealDialog({
   control,
@@ -60,7 +59,7 @@ function Inner({control}: {control: Dialog.DialogControlProps}) {
       await client.call(
         com.atproto.moderation.createReport,
         {
-          reasonType: ToolsOzoneReportDefs.REASONAPPEAL,
+          reasonType: tools.ozone.report.defs.reasonAppeal,
           subject: {
             $type: 'com.atproto.admin.defs#repoRef',
             // the persisted account did is already resolved
diff --git a/src/components/contacts/contacts.ts b/src/components/contacts/contacts.ts
index 205c2ccb49..4f4df359e0 100644
--- a/src/components/contacts/contacts.ts
+++ b/src/components/contacts/contacts.ts
@@ -1,5 +1,4 @@
-import {type AppBskyContactDefs} from '@atproto/api'
-
+import {app} from '#/lexicons'
 import {type CountryCode} from '#/lib/international-telephone-codes'
 import {normalizePhoneNumber} from './phone-number'
 import {type Contact, type Match} from './state'
@@ -70,7 +69,7 @@ export function normalizeContactBook(
 
 export function filterMatchedNumbers(
   contacts: Contact[],
-  results: AppBskyContactDefs.MatchAndContactIndex[],
+  results: app.bsky.contact.defs.MatchAndContactIndex[],
   mapping: Map<number, Contact['id']>,
 ) {
   const filteredIds = new Set<Contact['id']>()
@@ -87,7 +86,7 @@ export function filterMatchedNumbers(
 
 export function getMatchedContacts(
   contacts: Contact[],
-  results: AppBskyContactDefs.MatchAndContactIndex[],
+  results: app.bsky.contact.defs.MatchAndContactIndex[],
   mapping: Map<number, Contact['id']>,
 ): Array<Match> {
   const contactsById = new Map(contacts.map(c => [c.id, c]))
diff --git a/src/components/dialogs/Embed.tsx b/src/components/dialogs/Embed.tsx
index 105895ce3d..b958b0f0ae 100644
--- a/src/components/dialogs/Embed.tsx
+++ b/src/components/dialogs/Embed.tsx
@@ -1,10 +1,11 @@
 import {memo, useEffect, useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs, type AppBskyFeedPost, AtUri} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {AtUri} from '@atproto/syntax'
+import {app} from '#/lexicons'
 import {EMBED_SCRIPT} from '#/lib/constants'
 import {niceDate} from '#/lib/strings/time'
 import {toShareUrl} from '#/lib/strings/url-helpers'
@@ -25,10 +26,10 @@ export type ColorModeValues = 'system' | 'light' | 'dark'
 
 type EmbedDialogProps = {
   control: Dialog.DialogControlProps
-  postAuthor: AppBskyActorDefs.ProfileViewBasic
+  postAuthor: app.bsky.actor.defs.ProfileViewBasic
   postCid: string
   postUri: string
-  record: AppBskyFeedPost.Record
+  record: app.bsky.feed.post.Main
   timestamp: string
 }
 
diff --git a/src/components/dialogs/PostInteractionSettingsDialog.tsx b/src/components/dialogs/PostInteractionSettingsDialog.tsx
index 63684f4831..70715ca122 100644
--- a/src/components/dialogs/PostInteractionSettingsDialog.tsx
+++ b/src/components/dialogs/PostInteractionSettingsDialog.tsx
@@ -1,6 +1,5 @@
 import {useCallback, useMemo, useState} from 'react'
 import {LayoutAnimation, Text as NestedText, View} from 'react-native'
-import {type AppBskyFeedDefs} from '@atproto/api'
 import {AtUri} from '@atproto/syntax'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
@@ -50,7 +49,7 @@ import * as Toast from '#/components/Toast'
 import {Text} from '#/components/Typography'
 import {useAnalytics} from '#/analytics'
 import {IS_IOS} from '#/env'
-import {type app} from '#/lexicons'
+import {app} from '#/lexicons'
 
 export type PostInteractionSettingsFormProps = {
   canSave?: boolean
@@ -133,10 +132,10 @@ export type PostInteractionSettingsDialogProps = {
    */
   rootPostUri: string
   /**
-   * Optional initial {@link AppBskyFeedDefs.ThreadgateView} to use if we
+   * Optional initial {@link app.bsky.feed.defs.ThreadgateView} to use if we
    * happen to have one before opening the settings dialog.
    */
-  initialThreadgateView?: AppBskyFeedDefs.ThreadgateView
+  initialThreadgateView?: app.bsky.feed.defs.ThreadgateView
 }
 
 /**
diff --git a/src/components/dialogs/StarterPackDialog.tsx b/src/components/dialogs/StarterPackDialog.tsx
index ac1cb6aaef..e893e95cc4 100644
--- a/src/components/dialogs/StarterPackDialog.tsx
+++ b/src/components/dialogs/StarterPackDialog.tsx
@@ -1,14 +1,11 @@
 import {useCallback} from 'react'
 import {View} from 'react-native'
-import {
-  type AppBskyGraphGetStarterPacksWithMembership,
-  AppBskyGraphStarterpack,
-} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Plural, Trans} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {useRequireEmailVerification} from '#/lib/hooks/useRequireEmailVerification'
 import {type NavigationProp} from '#/lib/routes/types'
 import {isNetworkError} from '#/lib/strings/errors'
@@ -36,7 +33,7 @@ import {IS_WEB} from '#/env'
 import * as bsky from '#/types/bsky'
 
 type StarterPackWithMembership =
-  AppBskyGraphGetStarterPacksWithMembership.StarterPackWithMembership
+  app.bsky.graph.getStarterPacksWithMembership.StarterPackWithMembership
 
 export type StarterPackDialogProps = {
   control: Dialog.DialogControlProps
@@ -324,12 +321,7 @@ function StarterPackItem({
 
   const {record} = starterPack
 
-  if (
-    !bsky.dangerousIsType<AppBskyGraphStarterpack.Record>(
-      record,
-      AppBskyGraphStarterpack.isRecord,
-    )
-  ) {
+  if (!bsky.isType(app.bsky.graph.starterpack, record)) {
     return null
   }
 
diff --git a/src/components/dialogs/lists/CreateListFromStarterPackDialog.tsx b/src/components/dialogs/lists/CreateListFromStarterPackDialog.tsx
index e6d14b2405..b9979554cd 100644
--- a/src/components/dialogs/lists/CreateListFromStarterPackDialog.tsx
+++ b/src/components/dialogs/lists/CreateListFromStarterPackDialog.tsx
@@ -1,5 +1,4 @@
 import {View} from 'react-native'
-import {type AppBskyGraphDefs, type AppBskyGraphStarterpack} from '@atproto/api'
 import {TID} from '@atproto/common-web'
 import {type $Typed} from '@atproto/lex'
 import {
@@ -37,7 +36,7 @@ export function CreateListFromStarterPackDialog({
   starterPack,
 }: {
   control: Dialog.DialogControlProps
-  starterPack: AppBskyGraphDefs.StarterPackView
+  starterPack: app.bsky.graph.defs.StarterPackView
 }) {
   const {_} = useLingui()
   const t = useTheme()
@@ -50,7 +49,7 @@ export function CreateListFromStarterPackDialog({
   const createDialogControl = Dialog.useDialogControl()
   const loadingDialogControl = Dialog.useDialogControl()
 
-  const record = starterPack.record as AppBskyGraphStarterpack.Record
+  const record = starterPack.record as app.bsky.graph.starterpack.Main
 
   const onPressCreate = () => {
     control.close(() => createDialogControl.open())
diff --git a/src/components/dialogs/lists/CreateOrEditListDialog.tsx b/src/components/dialogs/lists/CreateOrEditListDialog.tsx
index 1f3ec8b7c9..32e52fb18c 100644
--- a/src/components/dialogs/lists/CreateOrEditListDialog.tsx
+++ b/src/components/dialogs/lists/CreateOrEditListDialog.tsx
@@ -1,11 +1,11 @@
 import {useCallback, useEffect, useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyGraphDefs} from '@atproto/api'
 import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Plural, Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {cleanError} from '#/lib/strings/errors'
 import {isOverMaxGraphemeCount} from '#/lib/strings/helpers'
 import {asSdkFacets, richTextToString} from '#/lib/strings/rich-text-helpers'
@@ -46,8 +46,8 @@ export function CreateOrEditListDialog({
   initialValues,
 }: {
   control: Dialog.DialogControlProps
-  list?: AppBskyGraphDefs.ListView
-  purpose?: AppBskyGraphDefs.ListPurpose
+  list?: app.bsky.graph.defs.ListView
+  purpose?: app.bsky.graph.defs.ListPurpose
   onSave?: (uri: string) => void
   initialValues?: InitialListValues
 }) {
@@ -114,8 +114,8 @@ function DialogInner({
   onPressCancel,
   initialValues,
 }: {
-  list?: AppBskyGraphDefs.ListView
-  purpose?: AppBskyGraphDefs.ListPurpose
+  list?: app.bsky.graph.defs.ListView
+  purpose?: app.bsky.graph.defs.ListPurpose
   onSave?: (uri: string) => void
   setDirty: (dirty: boolean) => void
   onPressCancel: () => void
diff --git a/src/components/dialogs/lists/ListAddRemoveUsersDialog.tsx b/src/components/dialogs/lists/ListAddRemoveUsersDialog.tsx
index a8f04e2857..76c692e582 100644
--- a/src/components/dialogs/lists/ListAddRemoveUsersDialog.tsx
+++ b/src/components/dialogs/lists/ListAddRemoveUsersDialog.tsx
@@ -1,11 +1,11 @@
 import {useCallback, useMemo} from 'react'
 import {View} from 'react-native'
-import {type AppBskyGraphDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {cleanError} from '#/lib/strings/errors'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
 import {useAllListMembersQuery} from '#/state/queries/list-members'
@@ -31,7 +31,7 @@ export function ListAddRemoveUsersDialog({
   onChange,
 }: {
   control: Dialog.DialogControlProps
-  list: AppBskyGraphDefs.ListView
+  list: app.bsky.graph.defs.ListView
   onChange?: (
     type: 'add' | 'remove',
     profile: bsky.profile.AnyProfileView,
@@ -52,7 +52,7 @@ function DialogInner({
   list,
   onChange,
 }: {
-  list: AppBskyGraphDefs.ListView
+  list: app.bsky.graph.defs.ListView
   onChange?: (
     type: 'add' | 'remove',
     profile: bsky.profile.AnyProfileView,
@@ -89,7 +89,7 @@ function DialogInner({
  * Returns undefined for pending, false for not a member, and string for a member (the URI of the membership record)
  */
 function getMembership(
-  listMembers: AppBskyGraphDefs.ListItemView[] | undefined,
+  listMembers: app.bsky.graph.defs.ListItemView[] | undefined,
   actorDid: string,
 ): string | false | undefined {
   if (!listMembers) {
@@ -107,8 +107,8 @@ function UserResult({
   moderationOpts,
 }: {
   profile: bsky.profile.AnyProfileView
-  list: AppBskyGraphDefs.ListView
-  listMembers: AppBskyGraphDefs.ListItemView[] | undefined
+  list: app.bsky.graph.defs.ListView
+  listMembers: app.bsky.graph.defs.ListItemView[] | undefined
   onChange?: (
     type: 'add' | 'remove',
     profile: bsky.profile.AnyProfileView,
diff --git a/src/components/dialogs/nuxs/index.tsx b/src/components/dialogs/nuxs/index.tsx
index 2fa8780d95..6c1533ac8b 100644
--- a/src/components/dialogs/nuxs/index.tsx
+++ b/src/components/dialogs/nuxs/index.tsx
@@ -6,8 +6,8 @@ import {
   useMemo,
   useState,
 } from 'react'
-import {type AppBskyActorDefs} from '@atproto/api'
 
+import {app} from '#/lexicons'
 import {logger} from '#/logger'
 import {STALE} from '#/state/queries'
 import {Nux, useNuxs, useResetNuxs, useSaveNux} from '#/state/queries/nuxs'
@@ -93,7 +93,7 @@ function Inner({
   preferences,
 }: {
   currentAccount: SessionAccount
-  currentProfile: AppBskyActorDefs.ProfileViewDetailed
+  currentProfile: app.bsky.actor.defs.ProfileViewDetailed
   preferences: UsePreferencesQueryResponse
 }) {
   const ax = useAnalytics()
diff --git a/src/components/dialogs/nuxs/utils.ts b/src/components/dialogs/nuxs/utils.ts
index 315908cc85..d8876dbb7b 100644
--- a/src/components/dialogs/nuxs/utils.ts
+++ b/src/components/dialogs/nuxs/utils.ts
@@ -1,5 +1,4 @@
-import {type AppBskyActorDefs} from '@atproto/api'
-
+import {app} from '#/lexicons'
 import {type UsePreferencesQueryResponse} from '#/state/queries/preferences'
 import {type SessionAccount} from '#/state/session'
 import {type AnalyticsContextType} from '#/analytics'
@@ -8,7 +7,7 @@ import {type Geolocation} from '#/geolocation'
 export type EnabledCheckProps = {
   features: AnalyticsContextType['features']
   currentAccount: SessionAccount
-  currentProfile: AppBskyActorDefs.ProfileViewDetailed
+  currentProfile: app.bsky.actor.defs.ProfileViewDetailed
   preferences: UsePreferencesQueryResponse
   geolocation: Geolocation
 }
diff --git a/src/components/dms/ActionsWrapper.tsx b/src/components/dms/ActionsWrapper.tsx
index b9782949b6..3a7b2a9fa8 100644
--- a/src/components/dms/ActionsWrapper.tsx
+++ b/src/components/dms/ActionsWrapper.tsx
@@ -1,8 +1,8 @@
 import {View} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {MessageContextMenu} from '#/components/dms/MessageContextMenu'
 import {useMessageReplies} from '#/components/dms/MessageReplies'
 import {SwipeToReply} from '#/components/dms/SwipeToReply'
@@ -15,7 +15,7 @@ export function ActionsWrapper({
   moderationOpts,
   children,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   isFromSelf: boolean
   senderProfile?: bsky.profile.AnyProfileView
   moderationOpts: ModerationOpts | undefined
diff --git a/src/components/dms/ActionsWrapper.web.tsx b/src/components/dms/ActionsWrapper.web.tsx
index 0ef5503370..0771c490ed 100644
--- a/src/components/dms/ActionsWrapper.web.tsx
+++ b/src/components/dms/ActionsWrapper.web.tsx
@@ -1,10 +1,10 @@
 import {useCallback, useRef, useState} from 'react'
 import {Pressable, View} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {EMOJI_REACTION_LIMIT} from '#/lib/constants'
 import {useMaybeProfileShadow} from '#/state/cache/profile-shadow'
 import {useConvoActive} from '#/state/messages/convo'
@@ -29,7 +29,7 @@ export function ActionsWrapper({
   moderationOpts,
   children,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   isFromSelf: boolean
   senderProfile?: bsky.profile.AnyProfileView
   moderationOpts: ModerationOpts | undefined
diff --git a/src/components/dms/AfterReportConversationDialog.tsx b/src/components/dms/AfterReportConversationDialog.tsx
index 8e484156f4..541c13066e 100644
--- a/src/components/dms/AfterReportConversationDialog.tsx
+++ b/src/components/dms/AfterReportConversationDialog.tsx
@@ -1,9 +1,9 @@
 import {memo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {StackActions, useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {type NavigationProp} from '#/lib/routes/types'
 import {useProfileShadow} from '#/state/cache/profile-shadow'
 import {useLeaveConvo} from '#/state/queries/messages/leave-conversation'
@@ -113,7 +113,7 @@ function DoneStep({
 }: {
   convoId: string
   currentScreen: 'list' | 'conversation'
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
 }) {
   const {t: l} = useLingui()
   const navigation = useNavigation<NavigationProp>()
diff --git a/src/components/dms/AfterReportDialog.tsx b/src/components/dms/AfterReportDialog.tsx
index 060ea1fcfb..0986599fc3 100644
--- a/src/components/dms/AfterReportDialog.tsx
+++ b/src/components/dms/AfterReportDialog.tsx
@@ -1,9 +1,9 @@
 import {memo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {StackActions, useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {type NavigationProp} from '#/lib/routes/types'
 import {useProfileShadow} from '#/state/cache/profile-shadow'
 import {useLeaveConvo} from '#/state/queries/messages/leave-conversation'
@@ -116,7 +116,7 @@ function DoneStep({
 }: {
   convoId: string
   currentScreen: 'list' | 'conversation'
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
 }) {
   const {t: l} = useLingui()
   const navigation = useNavigation<NavigationProp>()
diff --git a/src/components/dms/ChatInvite/Card.tsx b/src/components/dms/ChatInvite/Card.tsx
index 92e0e96814..8d05972614 100644
--- a/src/components/dms/ChatInvite/Card.tsx
+++ b/src/components/dms/ChatInvite/Card.tsx
@@ -1,7 +1,8 @@
 import {View} from 'react-native'
-import {ChatBskyGroupDefs} from '@atproto/api'
 import {Plural, Trans} from '@lingui/react/macro'
 
+import * as bsky from '#/types/bsky'
+import {chat} from '#/lexicons'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {makeProfileLink} from '#/lib/routes/links'
 import {sanitizeHandle} from '#/lib/strings/handles'
@@ -21,7 +22,8 @@ export function Card({size}: {size: 'large' | 'small'}) {
   const t = useTheme()
   const {preview, hasFixedHeight} = useChatInvite()
 
-  if (!ChatBskyGroupDefs.isJoinLinkPreviewView(preview)) return null
+  if (!bsky.isType(chat.bsky.group.defs.joinLinkPreviewView, preview))
+    return null
 
   const ownerDisplayName = createSanitizedDisplayName(preview.owner)
   const ownerHandle = sanitizeHandle(preview.owner.handle, '@')
diff --git a/src/components/dms/ChatInvite/Root.tsx b/src/components/dms/ChatInvite/Root.tsx
index 16f5bdfae4..e1c491afd3 100644
--- a/src/components/dms/ChatInvite/Root.tsx
+++ b/src/components/dms/ChatInvite/Root.tsx
@@ -1,8 +1,9 @@
 import {setStringAsync} from 'expo-clipboard'
-import {ChatBskyGroupDefs} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import * as bsky from '#/types/bsky'
+import {chat} from '#/lexicons'
 import {type NavigationProp} from '#/lib/routes/types'
 import {
   type ChatInvitePreview,
@@ -71,7 +72,7 @@ export function Root({
     status = 'loading'
   } else if (error) {
     status = 'error'
-  } else if (ChatBskyGroupDefs.isJoinLinkPreviewView(preview)) {
+  } else if (bsky.isType(chat.bsky.group.defs.joinLinkPreviewView, preview)) {
     status = 'available'
   } else {
     // Resolved to a disabled/invalid/unrecognized preview - nothing to join.
@@ -79,7 +80,7 @@ export function Root({
   }
 
   let action: ChatInviteAction | undefined
-  if (ChatBskyGroupDefs.isJoinLinkPreviewView(preview)) {
+  if (bsky.isType(chat.bsky.group.defs.joinLinkPreviewView, preview)) {
     const convoId = preview.convo?.id
     const isFollowing = preview.owner.viewer?.followedBy ?? false
     const hasRequested = !convoId && preview.viewer?.requestedAt != null
diff --git a/src/components/dms/EmojiReactionPicker.tsx b/src/components/dms/EmojiReactionPicker.tsx
index de2b818b96..fa478602e5 100644
--- a/src/components/dms/EmojiReactionPicker.tsx
+++ b/src/components/dms/EmojiReactionPicker.tsx
@@ -1,9 +1,9 @@
 import {useMemo, useState} from 'react'
 import {useWindowDimensions, View} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {chat} from '#/lexicons'
 import {useSession} from '#/state/session'
 import {atoms as a, tokens, useTheme} from '#/alf'
 import * as ContextMenu from '#/components/ContextMenu'
@@ -21,7 +21,7 @@ export function EmojiReactionPicker({
   message,
   onEmojiSelect,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   children?: TriggerProps['children']
   onEmojiSelect: (emoji: string) => void
 }) {
diff --git a/src/components/dms/EmojiReactionPicker.web.tsx b/src/components/dms/EmojiReactionPicker.web.tsx
index 8740330575..c53b786ab1 100644
--- a/src/components/dms/EmojiReactionPicker.web.tsx
+++ b/src/components/dms/EmojiReactionPicker.web.tsx
@@ -1,9 +1,9 @@
 import {useState} from 'react'
 import {Pressable, View} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 import {DropdownMenu} from 'radix-ui'
 
+import {chat} from '#/lexicons'
 import {useSession} from '#/state/session'
 import {atoms as a, flatten, useTheme} from '#/alf'
 import * as EmojiPicker from '#/components/EmojiPicker'
@@ -17,7 +17,7 @@ export function EmojiReactionPicker({
   children,
   onEmojiSelect,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   children?: EmojiPicker.TriggerProps['children']
   onEmojiSelect: (emoji: string) => void
 }) {
@@ -40,7 +40,7 @@ function MenuInner({
   message,
   onEmojiSelect,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   onEmojiSelect: (emoji: string) => void
 }) {
   const t = useTheme()
diff --git a/src/components/dms/MessageContextMenu.tsx b/src/components/dms/MessageContextMenu.tsx
index 0bfa156eed..e080ed49e1 100644
--- a/src/components/dms/MessageContextMenu.tsx
+++ b/src/components/dms/MessageContextMenu.tsx
@@ -2,12 +2,12 @@ import {memo, useCallback} from 'react'
 import {Platform} from 'react-native'
 import {type GestureType} from 'react-native-gesture-handler'
 import * as Clipboard from 'expo-clipboard'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 import {RichText} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {EMOJI_REACTION_LIMIT} from '#/lib/constants'
 import {useGoogleTranslate} from '#/lib/hooks/useGoogleTranslate'
 import {asSdkFacets, richTextToString} from '#/lib/strings/rich-text-helpers'
@@ -39,7 +39,7 @@ export let MessageContextMenu = ({
   children,
   swipeGesture,
 }: {
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   senderProfile?: bsky.profile.AnyProfileView
   moderationOpts: ModerationOpts | undefined
   children: TriggerProps['children']
diff --git a/src/components/dms/MessageItem.tsx b/src/components/dms/MessageItem.tsx
index a835230db2..4c33d772b1 100644
--- a/src/components/dms/MessageItem.tsx
+++ b/src/components/dms/MessageItem.tsx
@@ -22,17 +22,13 @@ import Animated, {
   ZoomIn,
   ZoomOut,
 } from 'react-native-reanimated'
-import {
-  AppBskyEmbedRecord,
-  type ChatBskyActorDefs,
-  ChatBskyConvoDefs,
-  ChatBskyEmbedJoinLink,
-} from '@atproto/api'
 import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import * as bsky from '#/types/bsky'
+import {app, chat} from '#/lexicons'
 import {isBlockedOrBlocking} from '#/lib/moderation/blocked-and-muted'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {moderateProfile} from '#/lib/moderation/subjects'
@@ -77,16 +73,19 @@ const SQUARED_BORDER_RADIUS = 4
 const DISPLAY_NAME_INSET = 20
 
 export type MessageItemNeighbor =
-  | ChatBskyConvoDefs.MessageView
-  | ChatBskyConvoDefs.DeletedMessageView
+  | chat.bsky.convo.defs.MessageView
+  | chat.bsky.convo.defs.DeletedMessageView
   | null
 
 function messageIsReply(message: MessageItemNeighbor): boolean {
   return (
-    ChatBskyConvoDefs.isMessageView(message) &&
-    (ChatBskyConvoDefs.isMessageView(message.replyTo) ||
-      ChatBskyConvoDefs.isDeletedMessageView(message.replyTo) ||
-      ChatBskyConvoDefs.isMessageBeforeUserJoinedGroupView(message.replyTo))
+    bsky.isType(chat.bsky.convo.defs.messageView, message) &&
+    (bsky.isType(chat.bsky.convo.defs.messageView, message.replyTo) ||
+      bsky.isType(chat.bsky.convo.defs.deletedMessageView, message.replyTo) ||
+      bsky.isType(
+        chat.bsky.convo.defs.messageBeforeUserJoinedGroupView,
+        message.replyTo,
+      ))
   )
 }
 
@@ -98,7 +97,7 @@ function isWithinClusterBoundary({
   direction,
 }: {
   isPending: boolean
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   adjacentMessage: MessageItemNeighbor
   isFromSameSender: boolean
   direction: 'prev' | 'next'
@@ -110,7 +109,7 @@ function isWithinClusterBoundary({
     return true
   }
   if (!isFromSameSender) return true
-  if (ChatBskyConvoDefs.isMessageView(adjacentMessage)) {
+  if (bsky.isType(chat.bsky.convo.defs.messageView, adjacentMessage)) {
     const currentSentAt = message.sentAt
     const thisDate = new Date(currentSentAt)
     const adjDate = new Date(adjacentMessage.sentAt)
@@ -137,7 +136,7 @@ let MessageItem = ({
   isGroupChat?: boolean
   prevMessage: MessageItemNeighbor
   nextMessage: MessageItemNeighbor
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
 }): React.ReactNode => {
   const t = useTheme()
   const {currentAccount} = useSession()
@@ -155,13 +154,17 @@ let MessageItem = ({
   // tombstone, or a before-joined placeholder. Narrow away the open-union
   // fallback so we only render shapes we understand.
   const replyTo =
-    ChatBskyConvoDefs.isMessageView(message.replyTo) ||
-    ChatBskyConvoDefs.isDeletedMessageView(message.replyTo) ||
-    ChatBskyConvoDefs.isMessageBeforeUserJoinedGroupView(message.replyTo)
+    bsky.isType(chat.bsky.convo.defs.messageView, message.replyTo) ||
+    bsky.isType(chat.bsky.convo.defs.deletedMessageView, message.replyTo) ||
+    bsky.isType(
+      chat.bsky.convo.defs.messageBeforeUserJoinedGroupView,
+      message.replyTo,
+    )
       ? message.replyTo
       : undefined
   const replyToMessageId =
-    replyTo && !ChatBskyConvoDefs.isMessageBeforeUserJoinedGroupView(replyTo)
+    replyTo &&
+    !bsky.isType(chat.bsky.convo.defs.messageBeforeUserJoinedGroupView, replyTo)
       ? replyTo.id
       : undefined
   const onPressReplyTo = replyToMessageId
@@ -175,8 +178,14 @@ let MessageItem = ({
   const isFromSelf =
     message.sender?.did != null && message.sender.did === currentAccount?.did
 
-  const prevIsMessage = ChatBskyConvoDefs.isMessageView(prevMessage)
-  const nextIsMessage = ChatBskyConvoDefs.isMessageView(nextMessage)
+  const prevIsMessage = bsky.isType(
+    chat.bsky.convo.defs.messageView,
+    prevMessage,
+  )
+  const nextIsMessage = bsky.isType(
+    chat.bsky.convo.defs.messageView,
+    nextMessage,
+  )
 
   const isPrevFromSameSender =
     prevIsMessage &&
@@ -204,7 +213,7 @@ let MessageItem = ({
   })
 
   const hasLargeGapFromPrev =
-    !ChatBskyConvoDefs.isMessageView(prevMessage) ||
+    !bsky.isType(chat.bsky.convo.defs.messageView, prevMessage) ||
     new Date(message.sentAt).getTime() -
       new Date(prevMessage.sentAt).getTime() >
       MESSAGE_GAP_THRESHOLD_MS
@@ -254,8 +263,8 @@ let MessageItem = ({
   const isEmojiOnly = isOnlyEmoji(message.text)
 
   const hasEmbed =
-    AppBskyEmbedRecord.isView(message.embed) ||
-    ChatBskyEmbedJoinLink.isView(message.embed)
+    bsky.isType(app.bsky.embed.record.view, message.embed) ||
+    bsky.isType(chat.bsky.embed.joinLink.view, message.embed)
   const hasEmbedAndText = hasEmbed && rt.text.length > 0
 
   const targetBottomRadius = squaredBottomCorner
@@ -516,7 +525,7 @@ let MessageItem = ({
                   message={message}
                   senderProfile={profile}
                   moderationOpts={moderationOpts}>
-                  {AppBskyEmbedRecord.isView(message.embed) && (
+                  {bsky.isType(app.bsky.embed.record.view, message.embed) && (
                     <MessageItemEmbed
                       embed={message.embed}
                       isFromSelf={isFromSelf}
@@ -528,7 +537,10 @@ let MessageItem = ({
                       highlightSV={highlightSV}
                     />
                   )}
-                  {ChatBskyEmbedJoinLink.isView(message.embed) && (
+                  {bsky.isType(
+                    chat.bsky.embed.joinLink.view,
+                    message.embed,
+                  ) && (
                     <MessageItemInviteEmbed
                       embed={message.embed}
                       isFromSelf={isFromSelf}
@@ -666,7 +678,7 @@ function BlockedPlaceholder({
   profile,
   style,
 }: {
-  profile: Shadow<ChatBskyActorDefs.ProfileViewBasic>
+  profile: Shadow<chat.bsky.actor.defs.ProfileViewBasic>
   style?: AnimatedStyle<ViewStyle>
 }) {
   const {t: l} = useLingui()
@@ -776,13 +788,13 @@ function ReplyCaption({
   onPress,
 }: {
   replyTo:
-    | ChatBskyConvoDefs.MessageView
-    | ChatBskyConvoDefs.DeletedMessageView
-    | ChatBskyConvoDefs.MessageBeforeUserJoinedGroupView
+    | chat.bsky.convo.defs.MessageView
+    | chat.bsky.convo.defs.DeletedMessageView
+    | chat.bsky.convo.defs.MessageBeforeUserJoinedGroupView
   isFromSelf: boolean
   isGroupChat: boolean
   replierDisplayName: string | null
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
   onPress?: () => void
 }) {
   const t = useTheme()
@@ -791,8 +803,8 @@ function ReplyCaption({
 
   let caption: string = ''
   if (
-    ChatBskyConvoDefs.isMessageView(replyTo) ||
-    ChatBskyConvoDefs.isDeletedMessageView(replyTo)
+    bsky.isType(chat.bsky.convo.defs.messageView, replyTo) ||
+    bsky.isType(chat.bsky.convo.defs.deletedMessageView, replyTo)
   ) {
     const originalSenderIsSelf = replyTo.sender.did === currentAccount?.did
     const originalProfile = relatedProfiles.get(replyTo.sender.did)
@@ -865,11 +877,11 @@ function ReplyQuote({
   onPress,
 }: {
   replyTo:
-    | ChatBskyConvoDefs.MessageView
-    | ChatBskyConvoDefs.DeletedMessageView
-    | ChatBskyConvoDefs.MessageBeforeUserJoinedGroupView
+    | chat.bsky.convo.defs.MessageView
+    | chat.bsky.convo.defs.DeletedMessageView
+    | chat.bsky.convo.defs.MessageBeforeUserJoinedGroupView
   isFromSelf: boolean
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
   onPress?: () => void
 }) {
   const t = useTheme()
@@ -877,8 +889,8 @@ function ReplyQuote({
   const getReplyPreviewText = useReplyPreviewText()
 
   const senderDid =
-    ChatBskyConvoDefs.isMessageView(replyTo) ||
-    ChatBskyConvoDefs.isDeletedMessageView(replyTo)
+    bsky.isType(chat.bsky.convo.defs.messageView, replyTo) ||
+    bsky.isType(chat.bsky.convo.defs.deletedMessageView, replyTo)
       ? replyTo.sender.did
       : undefined
   const senderProfile = useMaybeProfileShadow(
@@ -908,9 +920,11 @@ function ReplyQuote({
       comment: 'A reply summary in chat',
     })
     subtle = true
-  } else if (ChatBskyConvoDefs.isMessageView(replyTo)) {
+  } else if (bsky.isType(chat.bsky.convo.defs.messageView, replyTo)) {
     ;({text, subtle} = getReplyPreviewText(replyTo))
-  } else if (ChatBskyConvoDefs.isMessageBeforeUserJoinedGroupView(replyTo)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.messageBeforeUserJoinedGroupView, replyTo)
+  ) {
     text = l({
       message: `(message sent before you joined)`,
       comment: 'A reply summary in chat',
diff --git a/src/components/dms/MessageItemEmbed.tsx b/src/components/dms/MessageItemEmbed.tsx
index 5014a9ff11..3e44e5d200 100644
--- a/src/components/dms/MessageItemEmbed.tsx
+++ b/src/components/dms/MessageItemEmbed.tsx
@@ -5,8 +5,9 @@ import Animated, {
   type SharedValue,
   useAnimatedStyle,
 } from 'react-native-reanimated'
-import {type $Typed, type AppBskyEmbedRecord} from '@atproto/api'
 
+import {type $Typed} from '@atproto/lex'
+import {app} from '#/lexicons'
 import {atoms as a, native, useTheme, web} from '#/alf'
 import {Embed, PostEmbedViewContext} from '#/components/Post/Embed'
 import {MessageContextProvider} from './MessageContext'
@@ -22,7 +23,7 @@ let MessageItemEmbed = ({
   squaredBottomCorner,
   highlightSV,
 }: {
-  embed: $Typed<AppBskyEmbedRecord.View>
+  embed: $Typed<app.bsky.embed.record.View>
   isFromSelf: boolean
   isGroupChat: boolean
   squaredTopCorner: boolean
diff --git a/src/components/dms/MessageItemInviteEmbed.tsx b/src/components/dms/MessageItemInviteEmbed.tsx
index 5d6acd93d1..23e0379d43 100644
--- a/src/components/dms/MessageItemInviteEmbed.tsx
+++ b/src/components/dms/MessageItemInviteEmbed.tsx
@@ -5,8 +5,9 @@ import Animated, {
   type SharedValue,
   useAnimatedStyle,
 } from 'react-native-reanimated'
-import {type $Typed, type ChatBskyEmbedJoinLink} from '@atproto/api'
 
+import {type $Typed} from '@atproto/lex'
+import {chat} from '#/lexicons'
 import {useConvoActive} from '#/state/messages/convo'
 import {isKnownJoinLinkPreview} from '#/state/queries/join-links'
 import {atoms as a, native, useTheme, web} from '#/alf'
@@ -24,7 +25,7 @@ let MessageItemInviteEmbed = ({
   squaredBottomCorner,
   highlightSV,
 }: {
-  embed: $Typed<ChatBskyEmbedJoinLink.View>
+  embed: $Typed<chat.bsky.embed.joinLink.View>
   isFromSelf: boolean
   isGroupChat: boolean
   squaredTopCorner: boolean
diff --git a/src/components/dms/MessageOverlays.tsx b/src/components/dms/MessageOverlays.tsx
index 2384aad88d..3c0ad83a21 100644
--- a/src/components/dms/MessageOverlays.tsx
+++ b/src/components/dms/MessageOverlays.tsx
@@ -7,10 +7,10 @@ import {
   useState,
 } from 'react'
 import {LayoutAnimation} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {chat} from '#/lexicons'
 import {useConvoActive} from '#/state/messages/convo'
 import {unstableCacheProfileView} from '#/state/queries/unstable-profile-cache'
 import {useDialogControl} from '#/components/Dialog'
@@ -23,12 +23,12 @@ import * as Toast from '#/components/Toast'
 import type * as bsky from '#/types/bsky'
 
 type MessageDialogsContextType = {
-  openDeleteMessage: (message: ChatBskyConvoDefs.MessageView) => void
+  openDeleteMessage: (message: chat.bsky.convo.defs.MessageView) => void
   openReportMessage: (
-    message: ChatBskyConvoDefs.MessageView,
+    message: chat.bsky.convo.defs.MessageView,
     senderProfile: bsky.profile.AnyProfileView | undefined,
   ) => void
-  openReactions: (message: ChatBskyConvoDefs.MessageView) => void
+  openReactions: (message: chat.bsky.convo.defs.MessageView) => void
 }
 
 const Context = createContext<MessageDialogsContextType | null>(null)
@@ -52,18 +52,18 @@ export function MessageOverlays({children}: {children: React.ReactNode}) {
   const reactionsControl = useDialogControl()
 
   const [deleteTarget, setDeleteTarget] =
-    useState<ChatBskyConvoDefs.MessageView | null>(null)
+    useState<chat.bsky.convo.defs.MessageView | null>(null)
   const [reportTarget, setReportTarget] = useState<{
-    message: ChatBskyConvoDefs.MessageView
+    message: chat.bsky.convo.defs.MessageView
     senderProfile: bsky.profile.AnyProfileView | undefined
   } | null>(null)
   const [afterReportTarget, setAfterReportTarget] =
-    useState<ChatBskyConvoDefs.MessageView | null>(null)
+    useState<chat.bsky.convo.defs.MessageView | null>(null)
   const [reactionsTarget, setReactionsTarget] =
-    useState<ChatBskyConvoDefs.MessageView | null>(null)
+    useState<chat.bsky.convo.defs.MessageView | null>(null)
 
   const openDeleteMessage = useCallback(
-    (message: ChatBskyConvoDefs.MessageView) => {
+    (message: chat.bsky.convo.defs.MessageView) => {
       setDeleteTarget(message)
       deleteControl.open()
     },
@@ -72,7 +72,7 @@ export function MessageOverlays({children}: {children: React.ReactNode}) {
 
   const openReportMessage = useCallback(
     (
-      message: ChatBskyConvoDefs.MessageView,
+      message: chat.bsky.convo.defs.MessageView,
       senderProfile: bsky.profile.AnyProfileView | undefined,
     ) => {
       setReportTarget({message, senderProfile})
@@ -82,7 +82,7 @@ export function MessageOverlays({children}: {children: React.ReactNode}) {
   )
 
   const openReactions = useCallback(
-    (message: ChatBskyConvoDefs.MessageView) => {
+    (message: chat.bsky.convo.defs.MessageView) => {
       setReactionsTarget(message)
     },
     [],
diff --git a/src/components/dms/MessageProfileButton.tsx b/src/components/dms/MessageProfileButton.tsx
index ede352218b..33087eee3d 100644
--- a/src/components/dms/MessageProfileButton.tsx
+++ b/src/components/dms/MessageProfileButton.tsx
@@ -1,11 +1,11 @@
 import {useCallback} from 'react'
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 
+import {app} from '#/lexicons'
 import {useRequireEmailVerification} from '#/lib/hooks/useRequireEmailVerification'
 import {type NavigationProp} from '#/lib/routes/types'
 import {useGetConvoAvailabilityQuery} from '#/state/queries/messages/get-convo-availability'
@@ -20,7 +20,7 @@ import {useAnalytics} from '#/analytics'
 export function MessageProfileButton({
   profile,
 }: {
-  profile: AppBskyActorDefs.ProfileViewDetailed
+  profile: app.bsky.actor.defs.ProfileViewDetailed
 }) {
   const {_} = useLingui()
   const t = useTheme()
diff --git a/src/components/dms/MessageReplies.tsx b/src/components/dms/MessageReplies.tsx
index 5093d8d157..391079fed0 100644
--- a/src/components/dms/MessageReplies.tsx
+++ b/src/components/dms/MessageReplies.tsx
@@ -1,3 +1,4 @@
+import {chat} from '#/lexicons'
 import {
   createContext,
   useCallback,
@@ -7,7 +8,6 @@ import {
   useRef,
   useState,
 } from 'react'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 
 /**
  * How long a message stays highlighted after scrolling to it, before the flash
@@ -28,8 +28,8 @@ type MessageRepliesContextType = {
   /**
    * The message currently staged for reply in the composer, or null.
    */
-  replyTo: ChatBskyConvoDefs.MessageView | null
-  setReply: (message: ChatBskyConvoDefs.MessageView) => void
+  replyTo: chat.bsky.convo.defs.MessageView | null
+  setReply: (message: chat.bsky.convo.defs.MessageView) => void
   clearReply: () => void
   /**
    * Scroll the list to a message, if it's currently loaded, and flash it. No-op
@@ -66,9 +66,8 @@ export function MessageRepliesProvider({
    */
   scrollToMessage: (messageId: string) => boolean
 }) {
-  const [replyTo, setReplyTo] = useState<ChatBskyConvoDefs.MessageView | null>(
-    null,
-  )
+  const [replyTo, setReplyTo] =
+    useState<chat.bsky.convo.defs.MessageView | null>(null)
   const [highlightedMessage, setHighlightedMessage] =
     useState<HighlightedMessage | null>(null)
   const highlightKey = useRef(0)
@@ -76,7 +75,7 @@ export function MessageRepliesProvider({
     null,
   )
 
-  const setReply = useCallback((message: ChatBskyConvoDefs.MessageView) => {
+  const setReply = useCallback((message: chat.bsky.convo.defs.MessageView) => {
     setReplyTo(message)
   }, [])
 
diff --git a/src/components/dms/ReactionsDialog.tsx b/src/components/dms/ReactionsDialog.tsx
index 3918143d37..2c244b73b2 100644
--- a/src/components/dms/ReactionsDialog.tsx
+++ b/src/components/dms/ReactionsDialog.tsx
@@ -6,9 +6,9 @@ import {
   useWindowDimensions,
   View,
 } from 'react-native'
-import {type ChatBskyActorDefs, type ChatBskyConvoDefs} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {HITSLOP_10} from '#/lib/constants'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {sanitizeHandle} from '#/lib/strings/handles'
@@ -28,7 +28,7 @@ import type * as bsky from '#/types/bsky'
 type Reaction = {
   key: string
   value: string
-  senders: ChatBskyConvoDefs.ReactionViewSender[]
+  senders: chat.bsky.convo.defs.ReactionViewSender[]
   count: number
 }
 
@@ -41,8 +41,8 @@ export function ReactionsDialog({
   onClose,
 }: {
   control: Dialog.DialogControlProps
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
-  message: ChatBskyConvoDefs.MessageView
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
+  message: chat.bsky.convo.defs.MessageView
   onClose?: () => void
 }) {
   const {t: l} = useLingui()
@@ -142,10 +142,10 @@ function ReactionRow({
   control: Dialog.DialogControlProps
   convo: ActiveConvoStates
   currentAccount?: SessionAccount
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
   profile: bsky.profile.AnyProfileView
-  reaction: ChatBskyConvoDefs.ReactionView
-  allReactions: ChatBskyConvoDefs.ReactionView[]
+  reaction: chat.bsky.convo.defs.ReactionView
+  allReactions: chat.bsky.convo.defs.ReactionView[]
   selected: string
   setSelected: React.Dispatch<React.SetStateAction<string>>
 }) {
@@ -398,7 +398,7 @@ function ReactionTab({
 }
 
 export function groupReactions(
-  reactions: ChatBskyConvoDefs.ReactionView[] | undefined,
+  reactions: chat.bsky.convo.defs.ReactionView[] | undefined,
 ): Reaction[] {
   const grouped = new Map<string, Reaction>()
   for (const reaction of reactions ?? []) {
diff --git a/src/components/dms/SystemMessageGroup.tsx b/src/components/dms/SystemMessageGroup.tsx
index 930242ca46..a4a5b5f9fa 100644
--- a/src/components/dms/SystemMessageGroup.tsx
+++ b/src/components/dms/SystemMessageGroup.tsx
@@ -7,10 +7,10 @@ import Animated, {
   useDerivedValue,
   withTiming,
 } from 'react-native-reanimated'
-import {type ChatBskyActorDefs} from '@atproto/api'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {HITSLOP_10} from '#/lib/constants'
 import {type SystemMessageGroupItem} from '#/screens/Messages/components/groupSystemMessages'
 import {atoms as a, useTheme} from '#/alf'
@@ -29,7 +29,7 @@ export function SystemMessageGroup({
   item: SystemMessageGroupItem
   expanded: boolean
   onToggle: (key: string) => void
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
 }) {
   const t = useTheme()
   const {t: l} = useLingui()
diff --git a/src/components/dms/SystemMessageItem.tsx b/src/components/dms/SystemMessageItem.tsx
index 7de6a0cd91..3aad1517fb 100644
--- a/src/components/dms/SystemMessageItem.tsx
+++ b/src/components/dms/SystemMessageItem.tsx
@@ -1,7 +1,7 @@
 import {View} from 'react-native'
-import {type ChatBskyActorDefs} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 
+import {chat} from '#/lexicons'
 import {makeProfileLink} from '#/lib/routes/links'
 import {type ConvoItem} from '#/state/messages/convo/types'
 import {useInviteLinkDialog} from '#/screens/Messages/components/InviteLinkDialogProvider'
@@ -16,7 +16,7 @@ export function SystemMessageItem({
   relatedProfiles,
 }: {
   item: ConvoItem & {type: 'system-message'}
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>
 }) {
   const t = useTheme()
   const {i18n, t: l} = useLingui()
diff --git a/src/components/dms/getMessageInfo.ts b/src/components/dms/getMessageInfo.ts
index 5aaa3a8d7d..c41d1eebe8 100644
--- a/src/components/dms/getMessageInfo.ts
+++ b/src/components/dms/getMessageInfo.ts
@@ -1,12 +1,7 @@
-import {
-  AppBskyEmbedRecord,
-  type ChatBskyActorDefs,
-  ChatBskyConvoDefs,
-  ChatBskyEmbedJoinLink,
-} from '@atproto/api'
 import {type I18n} from '@lingui/core'
 import {msg} from '@lingui/core/macro'
 
+import {app, chat} from '#/lexicons'
 import {isBlockedOrBlocking} from '#/lib/moderation/blocked-and-muted'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {
@@ -14,12 +9,12 @@ import {
   toBskyAppUrl,
   toShortUrl,
 } from '#/lib/strings/url-helpers'
-import type * as bsky from '#/types/bsky'
+import * as bsky from '#/types/bsky'
 
 export type UserMessageInfo = {
   message: string | null
   sentAt: string
-  reportableMessage?: ChatBskyConvoDefs.MessageView
+  reportableMessage?: chat.bsky.convo.defs.MessageView
   isBlockedMessage: boolean
 }
 
@@ -36,7 +31,7 @@ export function isDidBlockedInConvo({
   primaryProfile,
 }: {
   did: string | undefined
-  members: ChatBskyActorDefs.ProfileViewBasic[]
+  members: chat.bsky.actor.defs.ProfileViewBasic[]
   primaryProfile?: bsky.profile.AnyProfileView
 }): boolean {
   if (!did) return false
@@ -53,12 +48,12 @@ export function getMessageInfo({
   primaryProfile,
   i18n,
 }: {
-  convo: ChatBskyConvoDefs.ConvoView
+  convo: chat.bsky.convo.defs.ConvoView
   currentAccountDid: string | undefined
   primaryProfile?: bsky.profile.AnyProfileView
   i18n: I18n
 }): UserMessageInfo | null {
-  if (!ChatBskyConvoDefs.isMessageView(convo.lastMessage)) {
+  if (!bsky.isType(chat.bsky.convo.defs.messageView, convo.lastMessage)) {
     return null
   }
 
@@ -67,7 +62,7 @@ export function getMessageInfo({
   const senderDid = lastMessage.sender?.did
   const sender = convo.members.find(m => m.did === senderDid)
   const name = sender ? createSanitizedDisplayName(sender) : null
-  const isGroup = ChatBskyConvoDefs.isGroupConvo(convo.kind)
+  const isGroup = bsky.isType(chat.bsky.convo.defs.groupConvo, convo.kind)
 
   const reportableMessage = isFromMe ? undefined : lastMessage
   const isBlockedMessage = isDidBlockedInConvo({
@@ -105,10 +100,10 @@ export function getMessageInfo({
       msg`(contains embedded content)`,
     )
 
-    if (AppBskyEmbedRecord.isView(lastMessage.embed)) {
+    if (bsky.isType(app.bsky.embed.record.view, lastMessage.embed)) {
       const embed = lastMessage.embed
 
-      if (AppBskyEmbedRecord.isViewRecord(embed.record)) {
+      if (bsky.isType(app.bsky.embed.record.viewRecord, embed.record)) {
         const record = embed.record
         const path = postUriToRelativePath(record.uri, {
           handle: record.author.handle,
@@ -119,7 +114,7 @@ export function getMessageInfo({
       } else {
         message = prefix(defaultEmbeddedContentMessage)
       }
-    } else if (ChatBskyEmbedJoinLink.isView(lastMessage.embed)) {
+    } else if (bsky.isType(chat.bsky.embed.joinLink.view, lastMessage.embed)) {
       message = prefix(i18n._(msg`(chat invite link)`))
     } else {
       message = prefix(defaultEmbeddedContentMessage)
diff --git a/src/components/dms/getReactionInfo.ts b/src/components/dms/getReactionInfo.ts
index 307eebdea7..2c8ddc6f71 100644
--- a/src/components/dms/getReactionInfo.ts
+++ b/src/components/dms/getReactionInfo.ts
@@ -1,10 +1,10 @@
-import {ChatBskyConvoDefs} from '@atproto/api'
 import {type I18n} from '@lingui/core'
 import {msg} from '@lingui/core/macro'
 
+import {chat} from '#/lexicons'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {isDidBlockedInConvo} from '#/components/dms/getMessageInfo'
-import type * as bsky from '#/types/bsky'
+import * as bsky from '#/types/bsky'
 
 export type UserReactionInfo = {
   message: string
@@ -18,12 +18,17 @@ export function getReactionInfo({
   primaryProfile,
   i18n,
 }: {
-  convo: ChatBskyConvoDefs.ConvoView
+  convo: chat.bsky.convo.defs.ConvoView
   currentAccountDid: string | undefined
   primaryProfile?: bsky.profile.AnyProfileView
   i18n: I18n
 }): UserReactionInfo | null {
-  if (!ChatBskyConvoDefs.isMessageAndReactionView(convo.lastReaction)) {
+  if (
+    !bsky.isType(
+      chat.bsky.convo.defs.messageAndReactionView,
+      convo.lastReaction,
+    )
+  ) {
     return null
   }
 
diff --git a/src/components/dms/getSystemMessageInfo.ts b/src/components/dms/getSystemMessageInfo.ts
index 756f178566..8163cdf3b5 100644
--- a/src/components/dms/getSystemMessageInfo.ts
+++ b/src/components/dms/getSystemMessageInfo.ts
@@ -1,7 +1,8 @@
-import {type ChatBskyActorDefs, ChatBskyConvoDefs} from '@atproto/api'
 import {type MessageDescriptor} from '@lingui/core'
 import {msg} from '@lingui/core/macro'
 
+import * as bsky from '#/types/bsky'
+import {chat} from '#/lexicons'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {ArrowBoxLeft_Stroke2_Corner0_Rounded as LeaveIcon} from '#/components/icons/ArrowBoxLeft'
 import {ArrowBoxRight_Stroke2_Corner3_Rounded as JoinIcon} from '#/components/icons/ArrowBoxRight'
@@ -19,7 +20,7 @@ import {PencilLine_Stroke2_Corner0_Rounded as PencilIcon} from '#/components/ico
 export type SystemMessageAction =
   | {
       kind: 'profile'
-      profile: ChatBskyActorDefs.ProfileViewBasic
+      profile: chat.bsky.actor.defs.ProfileViewBasic
       displayName: string
     }
   | {kind: 'inviteLink'}
@@ -31,8 +32,8 @@ export type SystemMessageInfo = {
 }
 
 function getProfileAction(
-  user: ChatBskyConvoDefs.SystemMessageReferredUser,
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>,
+  user: chat.bsky.convo.defs.SystemMessageReferredUser,
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>,
 ): Extract<SystemMessageAction, {kind: 'profile'}> | null {
   const profile = relatedProfiles.get(user.did)
   if (!profile) return null
@@ -44,11 +45,11 @@ function getProfileAction(
 }
 
 export function getSystemMessageInfo(
-  data: ChatBskyConvoDefs.SystemMessageView['data'],
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>,
+  data: chat.bsky.convo.defs.SystemMessageView['data'],
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>,
   opts = {short: false},
 ): SystemMessageInfo | null {
-  if (ChatBskyConvoDefs.isSystemMessageDataAddMember(data)) {
+  if (bsky.isType(chat.bsky.convo.defs.systemMessageDataAddMember, data)) {
     const action = getProfileAction(data.member, relatedProfiles)
     return {
       Icon: JoinIcon,
@@ -61,7 +62,9 @@ export function getSystemMessageInfo(
           : msg`Someone was added to the group`,
       action: action ?? undefined,
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataRemoveMember(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataRemoveMember, data)
+  ) {
     const action = getProfileAction(data.member, relatedProfiles)
     return {
       Icon: LeaveIcon,
@@ -74,7 +77,9 @@ export function getSystemMessageInfo(
           : msg`Someone was removed from the group`,
       action: action ?? undefined,
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataMemberJoin(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataMemberJoin, data)
+  ) {
     const action = getProfileAction(data.member, relatedProfiles)
     return {
       Icon: JoinIcon,
@@ -87,7 +92,9 @@ export function getSystemMessageInfo(
           : msg`Someone joined the group`,
       action: action ?? undefined,
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataMemberLeave(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataMemberLeave, data)
+  ) {
     const action = getProfileAction(data.member, relatedProfiles)
     return {
       Icon: LeaveIcon,
@@ -100,13 +107,24 @@ export function getSystemMessageInfo(
           : msg`Someone left the group`,
       action: action ?? undefined,
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataLockConvo(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataLockConvo, data)
+  ) {
     return {Icon: LockIcon, message: msg`Chat locked`}
-  } else if (ChatBskyConvoDefs.isSystemMessageDataUnlockConvo(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataUnlockConvo, data)
+  ) {
     return {Icon: UnlockIcon, message: msg`Chat unlocked`}
-  } else if (ChatBskyConvoDefs.isSystemMessageDataLockConvoPermanently(data)) {
+  } else if (
+    bsky.isType(
+      chat.bsky.convo.defs.systemMessageDataLockConvoPermanently,
+      data,
+    )
+  ) {
     return {Icon: LockIcon, message: msg`Chat ended`}
-  } else if (ChatBskyConvoDefs.isSystemMessageDataEditGroup(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataEditGroup, data)
+  ) {
     return {
       Icon: PencilIcon,
       message:
@@ -114,25 +132,33 @@ export function getSystemMessageInfo(
           ? msg`Chat title changed to ${data.newName}`
           : msg`Chat title changed`,
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataCreateJoinLink(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataCreateJoinLink, data)
+  ) {
     return {
       Icon: ChainLinkIcon,
       message: msg`Invite link created`,
       action: {kind: 'inviteLink'},
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataEditJoinLink(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataEditJoinLink, data)
+  ) {
     return {
       Icon: ChainLinkIcon,
       message: msg`Invite link edited`,
       action: {kind: 'inviteLink'},
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataEnableJoinLink(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataEnableJoinLink, data)
+  ) {
     return {
       Icon: ChainLinkIcon,
       message: msg`Invite link enabled`,
       action: {kind: 'inviteLink'},
     }
-  } else if (ChatBskyConvoDefs.isSystemMessageDataDisableJoinLink(data)) {
+  } else if (
+    bsky.isType(chat.bsky.convo.defs.systemMessageDataDisableJoinLink, data)
+  ) {
     return {
       Icon: ChainLinkBrokenIcon,
       message: msg`Invite link disabled`,
diff --git a/src/components/dms/replyPreview.ts b/src/components/dms/replyPreview.ts
index 53c78b2c46..753b611020 100644
--- a/src/components/dms/replyPreview.ts
+++ b/src/components/dms/replyPreview.ts
@@ -1,12 +1,7 @@
-import {
-  AppBskyEmbedExternal,
-  AppBskyEmbedRecord,
-  type ChatBskyConvoDefs,
-  ChatBskyEmbedJoinLink,
-  ChatBskyGroupDefs,
-} from '@atproto/api'
 import {useLingui} from '@lingui/react/macro'
 
+import * as bsky from '#/types/bsky'
+import {app, chat} from '#/lexicons'
 import {BSKY_APP_HOST, toShortUrl} from '#/lib/strings/url-helpers'
 
 /**
@@ -21,13 +16,13 @@ type ReplyEmbedSummary =
   | {type: 'unknown'}
 
 function summarizeReplyEmbed(
-  embed: ChatBskyConvoDefs.MessageView['embed'],
+  embed: chat.bsky.convo.defs.MessageView['embed'],
 ): ReplyEmbedSummary {
-  if (!AppBskyEmbedRecord.isView(embed)) return {type: 'unknown'}
+  if (!bsky.isType(app.bsky.embed.record.view, embed)) return {type: 'unknown'}
   const {record} = embed
-  if (AppBskyEmbedRecord.isViewRecord(record)) {
+  if (bsky.isType(app.bsky.embed.record.viewRecord, record)) {
     const inner = record.embeds?.[0]
-    if (AppBskyEmbedExternal.isView(inner)) {
+    if (bsky.isType(app.bsky.embed.external.view, inner)) {
       return {type: 'external', uri: inner.external.uri}
     }
     return {type: 'post'}
@@ -45,25 +40,32 @@ function summarizeReplyEmbed(
  * callers can render it in a muted/italic style.
  */
 export function useReplyPreviewText(): (
-  message: ChatBskyConvoDefs.MessageView,
+  message: chat.bsky.convo.defs.MessageView,
 ) => {text: string; subtle: boolean} {
   const {t: l} = useLingui()
 
-  return (message: ChatBskyConvoDefs.MessageView) => {
+  return (message: chat.bsky.convo.defs.MessageView) => {
     const text = message.text
     if (text.trim()) {
       return {text, subtle: false}
     }
 
-    if (ChatBskyEmbedJoinLink.isView(message.embed)) {
+    if (bsky.isType(chat.bsky.embed.joinLink.view, message.embed)) {
       const {joinLinkPreview} = message.embed
-      if (ChatBskyGroupDefs.isJoinLinkPreviewView(joinLinkPreview)) {
+      if (
+        bsky.isType(chat.bsky.group.defs.joinLinkPreviewView, joinLinkPreview)
+      ) {
         return {
           text: `${BSKY_APP_HOST}/chat/${joinLinkPreview.code}`,
           subtle: true,
         }
       }
-      if (ChatBskyGroupDefs.isDisabledJoinLinkPreviewView(joinLinkPreview)) {
+      if (
+        bsky.isType(
+          chat.bsky.group.defs.disabledJoinLinkPreviewView,
+          joinLinkPreview,
+        )
+      ) {
         return {
           text: l({
             message: '(disabled chat invite link)',
@@ -72,7 +74,12 @@ export function useReplyPreviewText(): (
           subtle: true,
         }
       }
-      if (ChatBskyGroupDefs.isInvalidJoinLinkPreviewView(joinLinkPreview)) {
+      if (
+        bsky.isType(
+          chat.bsky.group.defs.invalidJoinLinkPreviewView,
+          joinLinkPreview,
+        )
+      ) {
         return {
           text: l({
             message: '(invalid chat invite link)',
diff --git a/src/components/dms/util.ts b/src/components/dms/util.ts
index 7347d1512d..be2f821182 100644
--- a/src/components/dms/util.ts
+++ b/src/components/dms/util.ts
@@ -1,6 +1,7 @@
-import {type $Typed, ChatBskyActorDefs, ChatBskyConvoDefs} from '@atproto/api'
 import {type ModerationOpts} from '@bsky.app/sdk/moderation'
 
+import {type $Typed} from '@atproto/lex'
+import {chat} from '#/lexicons'
 import {EMOJI_REACTION_LIMIT} from '#/lib/constants'
 import {isBlockedOrBlocking} from '#/lib/moderation/blocked-and-muted'
 import {moderateProfile} from '#/lib/moderation/subjects'
@@ -77,7 +78,7 @@ export function localDateString(date: Date) {
 }
 
 export function hasAlreadyReacted(
-  message: ChatBskyConvoDefs.MessageView,
+  message: chat.bsky.convo.defs.MessageView,
   myDid: string | undefined,
   emoji: string,
 ): boolean {
@@ -98,9 +99,9 @@ export function hasAlreadyReacted(
  * already render anonymously ("Someone reacted").
  */
 export function filterBlockedReactions(
-  reactions: ChatBskyConvoDefs.ReactionView[] | undefined,
-  relatedProfiles: Map<string, ChatBskyActorDefs.ProfileViewBasic>,
-): ChatBskyConvoDefs.ReactionView[] {
+  reactions: chat.bsky.convo.defs.ReactionView[] | undefined,
+  relatedProfiles: Map<string, chat.bsky.actor.defs.ProfileViewBasic>,
+): chat.bsky.convo.defs.ReactionView[] {
   if (!reactions) return []
   return reactions.filter(reaction => {
     const profile = relatedProfiles.get(reaction.sender.did)
@@ -109,7 +110,7 @@ export function filterBlockedReactions(
 }
 
 export function hasReachedReactionLimit(
-  message: ChatBskyConvoDefs.MessageView,
+  message: chat.bsky.convo.defs.MessageView,
   myDid: string | undefined,
 ): boolean {
   if (!message.reactions) {
@@ -170,25 +171,25 @@ export function canReact({
   return true
 }
 
-export type GroupConvoMember = ChatBskyActorDefs.ProfileViewBasic & {
+export type GroupConvoMember = chat.bsky.actor.defs.ProfileViewBasic & {
   // can be missing if account deleted
-  kind?: $Typed<ChatBskyActorDefs.GroupConvoMember>
+  kind?: $Typed<chat.bsky.actor.defs.GroupConvoMember>
 }
 
-export type DirectConvoMember = ChatBskyActorDefs.ProfileViewBasic & {
-  kind: $Typed<ChatBskyActorDefs.DirectConvoMember>
+export type DirectConvoMember = chat.bsky.actor.defs.ProfileViewBasic & {
+  kind: $Typed<chat.bsky.actor.defs.DirectConvoMember>
 }
 
-export type ConvoWithDetails = {view: ChatBskyConvoDefs.ConvoView} & (
+export type ConvoWithDetails = {view: chat.bsky.convo.defs.ConvoView} & (
   | {
       kind: 'group'
-      details: $Typed<ChatBskyConvoDefs.GroupConvo>
+      details: $Typed<chat.bsky.convo.defs.GroupConvo>
       primaryMember?: GroupConvoMember // the owner - may have left, thus optional
       members: Array<GroupConvoMember>
     }
   | {
       kind: 'direct'
-      details: $Typed<ChatBskyConvoDefs.DirectConvo>
+      details: $Typed<chat.bsky.convo.defs.DirectConvo>
       primaryMember: DirectConvoMember // the other user
       members: Array<DirectConvoMember>
     }
@@ -199,24 +200,14 @@ export type ConvoWithDetails = {view: ChatBskyConvoDefs.ConvoView} & (
  * and enforces the correct type for convo members.
  */
 export function parseConvoView(
-  convoView: ChatBskyConvoDefs.ConvoView,
+  convoView: chat.bsky.convo.defs.ConvoView,
   ownDid: string | undefined,
 ): ConvoWithDetails | null {
-  if (
-    bsky.dangerousIsType<ChatBskyConvoDefs.GroupConvo>(
-      convoView.kind,
-      ChatBskyConvoDefs.isGroupConvo,
-    )
-  ) {
+  if (bsky.isType(chat.bsky.convo.defs.groupConvo, convoView.kind)) {
     let owner: GroupConvoMember | undefined = undefined
 
     for (const member of convoView.members) {
-      if (
-        bsky.dangerousIsType<ChatBskyActorDefs.GroupConvoMember>(
-          member.kind,
-          ChatBskyActorDefs.isGroupConvoMember,
-        )
-      ) {
+      if (bsky.isType(chat.bsky.actor.defs.groupConvoMember, member.kind)) {
         if (member.kind.role === 'owner') {
           // have to do a type assertion here
           // this works: {...member, kind: member.kind}
@@ -238,12 +229,7 @@ export function parseConvoView(
       primaryMember: owner,
       members: convoView.members as Array<GroupConvoMember>,
     }
-  } else if (
-    bsky.dangerousIsType<ChatBskyConvoDefs.DirectConvo>(
-      convoView.kind,
-      ChatBskyConvoDefs.isDirectConvo,
-    )
-  ) {
+  } else if (bsky.isType(chat.bsky.convo.defs.directConvo, convoView.kind)) {
     const otherUser = convoView.members.find(m => m.did !== ownDid)
 
     if (!otherUser) {
@@ -286,7 +272,7 @@ export function getConvoReportSubject(
 
   const lastMessage = convo.view.lastMessage
   const reportableMessage =
-    ChatBskyConvoDefs.isMessageView(lastMessage) &&
+    bsky.isType(chat.bsky.convo.defs.messageView, lastMessage) &&
     lastMessage.sender?.did !== ownDid
       ? lastMessage
       : null
diff --git a/src/components/feeds/PostFeedVideoGridRow.tsx b/src/components/feeds/PostFeedVideoGridRow.tsx
index 53bc99d2f0..252c4ce7e6 100644
--- a/src/components/feeds/PostFeedVideoGridRow.tsx
+++ b/src/components/feeds/PostFeedVideoGridRow.tsx
@@ -1,6 +1,7 @@
 import {View} from 'react-native'
-import {AppBskyEmbedVideo} from '@atproto/api'
 
+import * as bsky from '#/types/bsky'
+import {app} from '#/lexicons'
 import {type FeedPostSliceItem} from '#/state/queries/post-feed'
 import {type VideoFeedSourceContext} from '#/screens/VideoFeed/types'
 import {atoms as a, useGutters} from '#/alf'
@@ -21,7 +22,7 @@ export function PostFeedVideoGridRow({
   const ax = useAnalytics()
   const gutters = useGutters(['base', 'base', 0, 'base'])
   const posts = slices
-    .filter(slice => AppBskyEmbedVideo.isView(slice.post.embed))
+    .filter(slice => bsky.isType(app.bsky.embed.video.view, slice.post.embed))
     .map(slice => ({
       post: slice.post,
       moderation: slice.moderation,
diff --git a/src/components/images/AutoSizedImage.tsx b/src/components/images/AutoSizedImage.tsx
index fdc7d1988a..d2484f1009 100644
--- a/src/components/images/AutoSizedImage.tsx
+++ b/src/components/images/AutoSizedImage.tsx
@@ -5,12 +5,12 @@ import Animated, {
   useAnimatedRef,
 } from 'react-native-reanimated'
 import {Image} from 'expo-image'
-import {type AppBskyEmbedImages} from '@atproto/api'
 import {utils} from '@bsky.app/alf'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {type Dimensions} from '#/lib/media/types'
 import {useLargeAltBadgeEnabled} from '#/state/preferences/large-alt-badge'
 import {atoms as a, useTheme, web} from '#/alf'
@@ -71,7 +71,7 @@ export function AutoSizedImage({
   onContainerRef,
   onDimsChange,
 }: {
-  image: AppBskyEmbedImages.ViewImage
+  image: app.bsky.embed.images.ViewImage
   crop?: 'none' | 'square' | 'constrained'
   onPress?: (
     containerRef: AnimatedRef<any>,
diff --git a/src/components/images/Gallery/index.tsx b/src/components/images/Gallery/index.tsx
index c87957503f..a0239441b0 100644
--- a/src/components/images/Gallery/index.tsx
+++ b/src/components/images/Gallery/index.tsx
@@ -14,11 +14,11 @@ import Animated, {
   useAnimatedRef,
 } from 'react-native-reanimated'
 import {Image} from 'expo-image'
-import {type AppBskyEmbedImages} from '@atproto/api'
 import {utils} from '@bsky.app/alf'
 import {Trans, useLingui} from '@lingui/react/macro'
 import debounce from 'lodash.debounce'
 
+import {app} from '#/lexicons'
 import {type Dimensions} from '#/lib/media/types'
 import {mergeRefs} from '#/lib/merge-refs'
 import {useA11y} from '#/state/a11y'
@@ -46,7 +46,7 @@ export * from './const'
 export * from './maybeApplyGalleryOffsetStyles'
 
 interface GalleryProps {
-  images: AppBskyEmbedImages.ViewImage[]
+  images: app.bsky.embed.images.ViewImage[]
   onPress?: (
     index: number,
     containerRefs: AnimatedRef<any>[],
@@ -404,7 +404,7 @@ function GalleryImage({
   onPreviewPress,
 }: {
   contentHeight: number
-  image: AppBskyEmbedImages.ViewImage
+  image: app.bsky.embed.images.ViewImage
   index: number
   imageCount: number
   onWidthChange: (index: number, width: number) => void
diff --git a/src/components/images/Gallery/maybeApplyGalleryOffsetStyles.ts b/src/components/images/Gallery/maybeApplyGalleryOffsetStyles.ts
index 5989497c12..cb314eb71d 100644
--- a/src/components/images/Gallery/maybeApplyGalleryOffsetStyles.ts
+++ b/src/components/images/Gallery/maybeApplyGalleryOffsetStyles.ts
@@ -1,12 +1,6 @@
-import {
-  AppBskyEmbedGallery,
-  AppBskyEmbedImages,
-  AppBskyEmbedRecordWithMedia,
-  type AppBskyFeedDefs,
-  AppBskyFeedPost,
-} from '@atproto/api'
 import {type ModerationCause, type ModerationUI} from '@bsky.app/sdk/moderation'
 
+import {app} from '#/lexicons'
 import {unique} from '#/lib/moderation'
 import {type AppModerationCause} from '#/components/Pills'
 import {Features, features} from '#/analytics/features'
@@ -22,17 +16,12 @@ export function maybeApplyGalleryOffsetStyles(
     modui,
     additionalCauses,
   }: {
-    post: AppBskyFeedDefs.PostView
+    post: app.bsky.feed.defs.PostView
     modui: ModerationUI
     additionalCauses?: ModerationCause[] | AppModerationCause[]
   },
 ) {
-  if (
-    !bsky.dangerousIsType<AppBskyFeedPost.Record>(
-      post.record,
-      AppBskyFeedPost.isRecord,
-    )
-  ) {
+  if (!bsky.isType(app.bsky.feed.post, post.record)) {
     return
   }
 
@@ -47,24 +36,11 @@ export function maybeApplyGalleryOffsetStyles(
    * First check if we even have images
    */
   const embed = post.record.embed
-  const isImageEmbed =
-    embed &&
-    bsky.dangerousIsType<AppBskyEmbedImages.Main>(
-      embed,
-      AppBskyEmbedImages.isMain,
-    )
+  const isImageEmbed = embed && bsky.isType(app.bsky.embed.images.main, embed)
   const isGalleryEmbed =
-    embed &&
-    bsky.dangerousIsType<AppBskyEmbedGallery.Main>(
-      embed,
-      AppBskyEmbedGallery.isMain,
-    )
+    embed && bsky.isType(app.bsky.embed.gallery.main, embed)
   const isRecordWithMedia =
-    embed &&
-    bsky.dangerousIsType<AppBskyEmbedRecordWithMedia.Main>(
-      embed,
-      AppBskyEmbedRecordWithMedia.isMain,
-    )
+    embed && bsky.isType(app.bsky.embed.recordWithMedia.main, embed)
   let hasImages = false
   if (isImageEmbed) {
     if (!isPostGalleryEmbedEnabled) return
@@ -78,23 +54,13 @@ export function maybeApplyGalleryOffsetStyles(
     hasImages = true
   }
   if (isRecordWithMedia) {
-    if (
-      bsky.dangerousIsType<AppBskyEmbedImages.Main>(
-        embed.media,
-        AppBskyEmbedImages.isMain,
-      )
-    ) {
+    if (bsky.isType(app.bsky.embed.images.main, embed.media)) {
       if (!isPostGalleryEmbedEnabled) return
       // one image, not a gallery
       if (embed.media.images.length === 1) return
       hasImages = true
     }
-    if (
-      bsky.dangerousIsType<AppBskyEmbedGallery.Main>(
-        embed.media,
-        AppBskyEmbedGallery.isMain,
-      )
-    ) {
+    if (bsky.isType(app.bsky.embed.gallery.main, embed.media)) {
       // single (or empty) gallery - no offset needed
       if (embed.media.items.length <= 1) return
       hasImages = true
diff --git a/src/components/images/ImageLayoutGrid.tsx b/src/components/images/ImageLayoutGrid.tsx
index f69de63bd1..d7e4db3b6c 100644
--- a/src/components/images/ImageLayoutGrid.tsx
+++ b/src/components/images/ImageLayoutGrid.tsx
@@ -1,15 +1,15 @@
 import {useRef} from 'react'
 import {type StyleProp, View, type ViewStyle} from 'react-native'
 import {type AnimatedRef, useAnimatedRef} from 'react-native-reanimated'
-import {type AppBskyEmbedImages} from '@atproto/api'
 
+import {app} from '#/lexicons'
 import {atoms as a, useBreakpoints} from '#/alf'
 import {type Dimensions} from '#/components/Lightbox/types'
 import {type PostEmbedViewContext} from '#/components/Post/Embed/types'
 import {GalleryItem} from './ImageLayoutGridItem'
 
 interface ImageLayoutGridProps {
-  images: AppBskyEmbedImages.ViewImage[]
+  images: app.bsky.embed.images.ViewImage[]
   onPress?: (
     index: number,
     containerRefs: AnimatedRef<any>[],
@@ -45,7 +45,7 @@ export function ImageLayoutGrid({
 }
 
 interface ImageLayoutGridInnerProps {
-  images: AppBskyEmbedImages.ViewImage[]
+  images: app.bsky.embed.images.ViewImage[]
   onPress?: (
     index: number,
     containerRefs: AnimatedRef<any>[],
diff --git a/src/components/images/ImageLayoutGridItem.tsx b/src/components/images/ImageLayoutGridItem.tsx
index 8a3202df37..caca2b060f 100644
--- a/src/components/images/ImageLayoutGridItem.tsx
+++ b/src/components/images/ImageLayoutGridItem.tsx
@@ -1,12 +1,12 @@
 import {Pressable, type StyleProp, View, type ViewStyle} from 'react-native'
 import {type AnimatedRef} from 'react-native-reanimated'
 import {Image, type ImageStyle} from 'expo-image'
-import {type AppBskyEmbedImages} from '@atproto/api'
 import {utils} from '@bsky.app/alf'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {type Dimensions} from '#/lib/media/types'
 import {useLargeAltBadgeEnabled} from '#/state/preferences/large-alt-badge'
 import {atoms as a, tokens, useTheme} from '#/alf'
@@ -18,7 +18,7 @@ import {Text} from '#/components/Typography'
 type EventFunction = (index: number) => void
 
 interface Props {
-  images: AppBskyEmbedImages.ViewImage[]
+  images: app.bsky.embed.images.ViewImage[]
   index: number
   onPress?: (
     index: number,
diff --git a/src/components/intents/GroupChatJoinDialog.tsx b/src/components/intents/GroupChatJoinDialog.tsx
index b2ec975503..c8d5b34b33 100644
--- a/src/components/intents/GroupChatJoinDialog.tsx
+++ b/src/components/intents/GroupChatJoinDialog.tsx
@@ -1,10 +1,10 @@
 import {useEffect} from 'react'
 import {View} from 'react-native'
-import {ChatBskyGroupDefs} from '@atproto/api'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
 import {useQueryClient} from '@tanstack/react-query'
 
+import * as bsky from '#/types/bsky'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {moderateProfile} from '#/lib/moderation/subjects'
 import {useCallOnce} from '#/lib/once'
@@ -163,7 +163,10 @@ function GroupChatJoinDialogContent({code}: {code?: string}) {
               errorMessage = l`The member limit has been reached.`
               const preview = data?.joinLinkPreviews[0]
               if (
-                ChatBskyGroupDefs.isJoinLinkPreviewView(preview) &&
+                bsky.isType(
+                  chat.bsky.group.defs.joinLinkPreviewView,
+                  preview,
+                ) &&
                 preview.convo?.id
               ) {
                 ax.metric('groupchat:join:memberLimitReached', {
@@ -254,7 +257,7 @@ function GroupChatJoinDialogContent({code}: {code?: string}) {
 
   const joinLinkPreview = data.joinLinkPreviews[0]
 
-  if (!ChatBskyGroupDefs.isJoinLinkPreviewView(joinLinkPreview)) {
+  if (!bsky.isType(chat.bsky.group.defs.joinLinkPreviewView, joinLinkPreview)) {
     return (
       <>
         <View style={[a.py_lg, a.align_center]}>
diff --git a/src/components/interstitials/FeedTrendingTopics.tsx b/src/components/interstitials/FeedTrendingTopics.tsx
index a50b8652d3..965d47f45e 100644
--- a/src/components/interstitials/FeedTrendingTopics.tsx
+++ b/src/components/interstitials/FeedTrendingTopics.tsx
@@ -1,8 +1,8 @@
 import {useMemo} from 'react'
 import {Pressable, View} from 'react-native'
-import {type AppBskyUnspeccedDefs} from '@atproto/api'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {moderateProfile} from '#/lib/moderation/subjects'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
 import {
@@ -183,7 +183,7 @@ function TrendRow({
   recId,
   onPress,
 }: ViewStyleProp & {
-  trend: AppBskyUnspeccedDefs.TrendView
+  trend: app.bsky.unspecced.defs.TrendView
   rank: number
   feedSliceIndex: number
   recId?: string
@@ -291,7 +291,7 @@ function TrendingTopicRowSkeleton({rank}: {rank: number}) {
 }
 
 function useModerateTrendingActors(
-  actors: AppBskyUnspeccedDefs.TrendView['actors'],
+  actors: app.bsky.unspecced.defs.TrendView['actors'],
 ) {
   const moderationOpts = useModerationOpts()
 
diff --git a/src/components/interstitials/TrendingVideos.tsx b/src/components/interstitials/TrendingVideos.tsx
index d3047001a4..5089042333 100644
--- a/src/components/interstitials/TrendingVideos.tsx
+++ b/src/components/interstitials/TrendingVideos.tsx
@@ -1,9 +1,11 @@
 import {useCallback, useEffect, useMemo} from 'react'
 import {ScrollView, View} from 'react-native'
-import {AppBskyEmbedVideo, AtUri} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {AtUri} from '@atproto/syntax'
+import * as bsky from '#/types/bsky'
+import {app} from '#/lexicons'
 import {VIDEO_FEED_URI} from '#/lib/constants'
 import {makeCustomFeedLink} from '#/lib/routes/links'
 import {useTrendingSettingsApi} from '#/state/preferences/trending'
@@ -153,7 +155,7 @@ function VideoCards({
       .flatMap(page => page.slices)
       .map(slice => slice.items[0])
       .filter(Boolean)
-      .filter(item => AppBskyEmbedVideo.isView(item.post.embed))
+      .filter(item => bsky.isType(app.bsky.embed.video.view, item.post.embed))
       .slice(0, 8)
   }, [data])
 
diff --git a/src/components/moderation/AppealForm.tsx b/src/components/moderation/AppealForm.tsx
index 606e8162ec..0511825ea7 100644
--- a/src/components/moderation/AppealForm.tsx
+++ b/src/components/moderation/AppealForm.tsx
@@ -1,6 +1,5 @@
 import {useState} from 'react'
 import {View} from 'react-native'
-import {type ComAtprotoLabelDefs, ToolsOzoneReportDefs} from '@atproto/api'
 import {XrpcResponseError} from '@atproto/lex'
 import {type AtUriString, type DidString} from '@atproto/syntax'
 import {msg} from '@lingui/core/macro'
@@ -23,14 +22,14 @@ import {Loader} from '#/components/Loader'
 import * as Toast from '#/components/Toast'
 import {Text} from '#/components/Typography'
 import {IS_ANDROID} from '#/env'
-import {com} from '#/lexicons'
+import {com, tools} from '#/lexicons'
 
 export function AppealForm({
   label,
   control,
   onPressBack,
 }: {
-  label: ComAtprotoLabelDefs.Label
+  label: com.atproto.label.defs.Label
   control: Dialog.DialogOuterProps['control']
   onPressBack: () => void
 }) {
@@ -51,7 +50,7 @@ export function AppealForm({
       await client.call(
         com.atproto.moderation.createReport,
         {
-          reasonType: ToolsOzoneReportDefs.REASONAPPEAL,
+          reasonType: tools.ozone.report.defs.reasonAppeal,
           /*
            * `useLabelSubject` derives one shape or the other from the label's
            * `cid`: an at-uri plus cid for a record, or the label's `uri` reused
diff --git a/src/components/moderation/BlockDialog.tsx b/src/components/moderation/BlockDialog.tsx
index d576e071d7..b49f6444c6 100644
--- a/src/components/moderation/BlockDialog.tsx
+++ b/src/components/moderation/BlockDialog.tsx
@@ -1,6 +1,5 @@
 import {useState} from 'react'
 import {View} from 'react-native'
-import {type ChatBskyConvoDefs} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
@@ -27,7 +26,7 @@ import {Text} from '#/components/Typography'
 import {chat} from '#/lexicons'
 import {type AnyProfileView} from '#/types/bsky/profile'
 
-type Item = ChatBskyConvoDefs.ConvoView
+type Item = chat.bsky.convo.defs.ConvoView
 
 type BlockDialogProps = {
   control: DialogControlProps
@@ -252,7 +251,7 @@ function MutualGroupChat({
   onOptimisticallyRemoveConvo,
   onRestoreConvo,
 }: {
-  view: ChatBskyConvoDefs.ConvoView
+  view: chat.bsky.convo.defs.ConvoView
   profileDid: string
   currentConvoId?: string
   onOptimisticallyRemoveConvo: (convoId: string) => void
diff --git a/src/components/moderation/LabelsOnMe.tsx b/src/components/moderation/LabelsOnMe.tsx
index 85cb1e4a3a..91793f4386 100644
--- a/src/components/moderation/LabelsOnMe.tsx
+++ b/src/components/moderation/LabelsOnMe.tsx
@@ -1,9 +1,9 @@
 import {type StyleProp, View, type ViewStyle} from 'react-native'
-import {type ComAtprotoLabelDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Plural} from '@lingui/react/macro'
 
+import {com} from '#/lexicons'
 import {filterUserFacingLabels} from '#/lib/moderation'
 import {useSession} from '#/state/session'
 import {atoms as a} from '#/alf'
@@ -24,7 +24,7 @@ export function LabelsOnMe({
   size,
   style,
 }: {
-  labels: ComAtprotoLabelDefs.Label[] | undefined
+  labels: com.atproto.label.defs.Label[] | undefined
   size?: ButtonSize
   style?: StyleProp<ViewStyle>
 }) {
diff --git a/src/components/moderation/LabelsOnMeDialog.tsx b/src/components/moderation/LabelsOnMeDialog.tsx
index 963e4b762a..e9ac1afb85 100644
--- a/src/components/moderation/LabelsOnMeDialog.tsx
+++ b/src/components/moderation/LabelsOnMeDialog.tsx
@@ -1,10 +1,10 @@
 import {useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type ComAtprotoLabelDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {com} from '#/lexicons'
 import {useGetTimeAgo} from '#/lib/hooks/useTimeAgo'
 import {useLabelInfo} from '#/lib/moderation/useLabelInfo'
 import {makeProfileLink} from '#/lib/routes/links'
@@ -23,7 +23,7 @@ export {useDialogControl as useLabelsOnMeDialogControl} from '#/components/Dialo
 
 export interface LabelsOnMeDialogProps {
   control: Dialog.DialogOuterProps['control']
-  labels: ComAtprotoLabelDefs.Label[]
+  labels: com.atproto.label.defs.Label[]
   /**
    * Whether the labels are being shown on the user's account or on a post.
    * With `content`, the list may include account-level labels, which get a
@@ -47,7 +47,7 @@ function LabelsOnMeDialogInner(props: LabelsOnMeDialogProps) {
   const {_} = useLingui()
   const {currentAccount} = useSession()
   const [appealingLabel, setAppealingLabel] = useState<
-    ComAtprotoLabelDefs.Label | undefined
+    com.atproto.label.defs.Label | undefined
   >(undefined)
   const {labels} = props
   const isAccount = props.type === 'account'
@@ -118,7 +118,7 @@ function Label({
   control,
   onPressAppeal,
 }: {
-  label: ComAtprotoLabelDefs.Label
+  label: com.atproto.label.defs.Label
   isSelfLabel: boolean
   /**
    * Call out that the label applies to the whole account, for contexts that
@@ -126,7 +126,7 @@ function Label({
    */
   showAccountCallout?: boolean
   control: Dialog.DialogOuterProps['control']
-  onPressAppeal: (label: ComAtprotoLabelDefs.Label) => void
+  onPressAppeal: (label: com.atproto.label.defs.Label) => void
 }) {
   const t = useTheme()
   const {_} = useLingui()
diff --git a/src/components/moderation/PostAlerts.tsx b/src/components/moderation/PostAlerts.tsx
index 4aa3c92a6c..5a187f4011 100644
--- a/src/components/moderation/PostAlerts.tsx
+++ b/src/components/moderation/PostAlerts.tsx
@@ -1,5 +1,4 @@
 import {type StyleProp, View, type ViewStyle} from 'react-native'
-import {type AppBskyFeedDefs, type ComAtprotoLabelDefs} from '@atproto/api'
 import {type ModerationCause, type ModerationUI} from '@bsky.app/sdk/moderation'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
@@ -9,6 +8,7 @@ import {
   getModerationCauseKey,
   unique,
 } from '#/lib/moderation'
+import {app, com} from '#/lexicons'
 import {useSession} from '#/state/session'
 import {atoms as a} from '#/alf'
 import {
@@ -24,7 +24,7 @@ export function PostAlerts({
   style,
   additionalCauses,
 }: {
-  post?: AppBskyFeedDefs.PostView
+  post?: app.bsky.feed.defs.PostView
   modui: ModerationUI
   /**
    * Expanded views (e.g. the thread anchor post) render larger pills and
@@ -48,7 +48,7 @@ export function PostAlerts({
    * author's only entry point to appeal labels on their content.
    */
   const isOwnPost = !!post && post.author.did === currentAccount?.did
-  const allLabels: ComAtprotoLabelDefs.Label[] =
+  const allLabels: com.atproto.label.defs.Label[] =
     isOwnPost && view === 'expanded'
       ? [
           ...(post.labels ?? []),
@@ -134,7 +134,7 @@ function AdditionalLabels({
   size,
   hasPrecedingPills,
 }: {
-  labels: ComAtprotoLabelDefs.Label[]
+  labels: com.atproto.label.defs.Label[]
   size?: Pills.CommonProps['size']
   /**
    * The compact "+n" syntax only makes sense as a continuation of other
diff --git a/src/components/moderation/PostHider.tsx b/src/components/moderation/PostHider.tsx
index 54d4acf945..6941c085b1 100644
--- a/src/components/moderation/PostHider.tsx
+++ b/src/components/moderation/PostHider.tsx
@@ -7,13 +7,13 @@ import {
   View,
   type ViewStyle,
 } from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {type ModerationCause, type ModerationUI} from '@bsky.app/sdk/moderation'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
+import {app} from '#/lexicons'
 import {useModerationCauseDescription} from '#/lib/moderation/useModerationCauseDescription'
 import {addStyle} from '#/lib/styles'
 import {unstableCacheProfileView} from '#/state/queries/unstable-profile-cache'
@@ -31,7 +31,7 @@ interface Props extends React.ComponentProps<typeof Link> {
   iconSize: number
   iconStyles: StyleProp<ViewStyle>
   modui: ModerationUI
-  profile: AppBskyActorDefs.ProfileViewBasic
+  profile: app.bsky.actor.defs.ProfileViewBasic
   interpretFilterAsBlur?: boolean
   hiderStyle?: StyleProp<ViewStyle>
 }
diff --git a/src/components/moderation/ReportDialog/const.ts b/src/components/moderation/ReportDialog/const.ts
index 727b2f90e9..5707f62635 100644
--- a/src/components/moderation/ReportDialog/const.ts
+++ b/src/components/moderation/ReportDialog/const.ts
@@ -1,9 +1,5 @@
 import {applicationId} from 'expo-application'
-import {
-  ComAtprotoModerationDefs as RootReportDefs,
-  ToolsOzoneReportDefs as OzoneReportDefs,
-} from '@atproto/api'
-
+import {com, tools} from '#/lexicons'
 import {type ParsedReportSubject} from '#/components/moderation/ReportDialog/types'
 import {IS_ANDROID, IS_IOS, IS_WEB} from '#/env'
 
@@ -31,59 +27,96 @@ export const NEW_TO_OLD_REASON_MAPPING: Record<string, string> = {}
  * @see https://github.com/bluesky-social/atproto/blob/4c15fb47cec26060bff2e710e95869a90c9d7fdd/packages/ozone/src/mod-service/profile.ts#L16-L64
  */
 export const NEW_TO_OLD_REASONS_MAP: Record<
-  OzoneReportDefs.ReasonType,
-  RootReportDefs.ReasonType
+  tools.ozone.report.defs.ReasonType,
+  com.atproto.moderation.defs.ReasonType
 > = {
-  [OzoneReportDefs.REASONAPPEAL]: RootReportDefs.REASONAPPEAL,
-  [OzoneReportDefs.REASONOTHER]: RootReportDefs.REASONOTHER,
+  [tools.ozone.report.defs.reasonAppeal]:
+    com.atproto.moderation.defs.reasonAppeal,
+  [tools.ozone.report.defs.reasonOther]:
+    com.atproto.moderation.defs.reasonOther,
 
-  [OzoneReportDefs.REASONVIOLENCEANIMAL]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCETHREATS]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCEGRAPHICCONTENT]:
-    RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCEGLORIFICATION]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCEEXTREMISTCONTENT]:
-    RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCETRAFFICKING]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONVIOLENCEOTHER]: RootReportDefs.REASONVIOLATION,
+  [tools.ozone.report.defs.reasonViolenceAnimal]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceThreats]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceGraphicContent]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceGlorification]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceExtremistContent]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceTrafficking]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonViolenceOther]:
+    com.atproto.moderation.defs.reasonViolation,
 
-  [OzoneReportDefs.REASONSEXUALABUSECONTENT]: RootReportDefs.REASONSEXUAL,
-  [OzoneReportDefs.REASONSEXUALNCII]: RootReportDefs.REASONSEXUAL,
-  [OzoneReportDefs.REASONSEXUALDEEPFAKE]: RootReportDefs.REASONSEXUAL,
-  [OzoneReportDefs.REASONSEXUALANIMAL]: RootReportDefs.REASONSEXUAL,
-  [OzoneReportDefs.REASONSEXUALUNLABELED]: RootReportDefs.REASONSEXUAL,
-  [OzoneReportDefs.REASONSEXUALOTHER]: RootReportDefs.REASONSEXUAL,
+  [tools.ozone.report.defs.reasonSexualAbuseContent]:
+    com.atproto.moderation.defs.reasonSexual,
+  [tools.ozone.report.defs.reasonSexualNCII]:
+    com.atproto.moderation.defs.reasonSexual,
+  [tools.ozone.report.defs.reasonSexualDeepfake]:
+    com.atproto.moderation.defs.reasonSexual,
+  [tools.ozone.report.defs.reasonSexualAnimal]:
+    com.atproto.moderation.defs.reasonSexual,
+  [tools.ozone.report.defs.reasonSexualUnlabeled]:
+    com.atproto.moderation.defs.reasonSexual,
+  [tools.ozone.report.defs.reasonSexualOther]:
+    com.atproto.moderation.defs.reasonSexual,
 
-  [OzoneReportDefs.REASONCHILDSAFETYCSAM]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONCHILDSAFETYGROOM]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONCHILDSAFETYPRIVACY]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONCHILDSAFETYHARASSMENT]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONCHILDSAFETYOTHER]: RootReportDefs.REASONVIOLATION,
+  [tools.ozone.report.defs.reasonChildSafetyCSAM]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonChildSafetyGroom]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonChildSafetyPrivacy]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonChildSafetyHarassment]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonChildSafetyOther]:
+    com.atproto.moderation.defs.reasonViolation,
 
-  [OzoneReportDefs.REASONHARASSMENTTROLL]: RootReportDefs.REASONRUDE,
-  [OzoneReportDefs.REASONHARASSMENTTARGETED]: RootReportDefs.REASONRUDE,
-  [OzoneReportDefs.REASONHARASSMENTHATESPEECH]: RootReportDefs.REASONRUDE,
-  [OzoneReportDefs.REASONHARASSMENTDOXXING]: RootReportDefs.REASONRUDE,
-  [OzoneReportDefs.REASONHARASSMENTOTHER]: RootReportDefs.REASONRUDE,
+  [tools.ozone.report.defs.reasonHarassmentTroll]:
+    com.atproto.moderation.defs.reasonRude,
+  [tools.ozone.report.defs.reasonHarassmentTargeted]:
+    com.atproto.moderation.defs.reasonRude,
+  [tools.ozone.report.defs.reasonHarassmentHateSpeech]:
+    com.atproto.moderation.defs.reasonRude,
+  [tools.ozone.report.defs.reasonHarassmentDoxxing]:
+    com.atproto.moderation.defs.reasonRude,
+  [tools.ozone.report.defs.reasonHarassmentOther]:
+    com.atproto.moderation.defs.reasonRude,
 
-  [OzoneReportDefs.REASONMISLEADINGBOT]: RootReportDefs.REASONMISLEADING,
-  [OzoneReportDefs.REASONMISLEADINGIMPERSONATION]:
-    RootReportDefs.REASONMISLEADING,
-  [OzoneReportDefs.REASONMISLEADINGSPAM]: RootReportDefs.REASONSPAM,
-  [OzoneReportDefs.REASONMISLEADINGSCAM]: RootReportDefs.REASONMISLEADING,
-  [OzoneReportDefs.REASONMISLEADINGELECTIONS]: RootReportDefs.REASONMISLEADING,
-  [OzoneReportDefs.REASONMISLEADINGOTHER]: RootReportDefs.REASONMISLEADING,
+  [tools.ozone.report.defs.reasonMisleadingBot]:
+    com.atproto.moderation.defs.reasonMisleading,
+  [tools.ozone.report.defs.reasonMisleadingImpersonation]:
+    com.atproto.moderation.defs.reasonMisleading,
+  [tools.ozone.report.defs.reasonMisleadingSpam]:
+    com.atproto.moderation.defs.reasonSpam,
+  [tools.ozone.report.defs.reasonMisleadingScam]:
+    com.atproto.moderation.defs.reasonMisleading,
+  [tools.ozone.report.defs.reasonMisleadingElections]:
+    com.atproto.moderation.defs.reasonMisleading,
+  [tools.ozone.report.defs.reasonMisleadingOther]:
+    com.atproto.moderation.defs.reasonMisleading,
 
-  [OzoneReportDefs.REASONRULESITESECURITY]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONRULEPROHIBITEDSALES]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONRULEBANEVASION]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONRULEOTHER]: RootReportDefs.REASONVIOLATION,
+  [tools.ozone.report.defs.reasonRuleSiteSecurity]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonRuleProhibitedSales]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonRuleBanEvasion]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonRuleOther]:
+    com.atproto.moderation.defs.reasonViolation,
 
-  [OzoneReportDefs.REASONSELFHARMCONTENT]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONSELFHARMED]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONSELFHARMSTUNTS]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONSELFHARMSUBSTANCES]: RootReportDefs.REASONVIOLATION,
-  [OzoneReportDefs.REASONSELFHARMOTHER]: RootReportDefs.REASONVIOLATION,
+  [tools.ozone.report.defs.reasonSelfHarmContent]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonSelfHarmED]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonSelfHarmStunts]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonSelfHarmSubstances]:
+    com.atproto.moderation.defs.reasonViolation,
+  [tools.ozone.report.defs.reasonSelfHarmOther]:
+    com.atproto.moderation.defs.reasonViolation,
 }
 
 /**
@@ -91,42 +124,60 @@ export const NEW_TO_OLD_REASONS_MAP: Record<
  * @see https://github.com/bluesky-social/proposals/tree/main/0009-mod-report-granularity#backwards-compatibility
  */
 export const OLD_TO_NEW_REASONS_MAP: Record<
-  Exclude<RootReportDefs.ReasonType, OzoneReportDefs.ReasonType>,
-  OzoneReportDefs.ReasonType
+  Exclude<
+    com.atproto.moderation.defs.ReasonType,
+    tools.ozone.report.defs.ReasonType
+  >,
+  tools.ozone.report.defs.ReasonType
 > = {
-  [RootReportDefs.REASONSPAM]: [OzoneReportDefs.REASONMISLEADINGSPAM],
-  [RootReportDefs.REASONVIOLATION]: [OzoneReportDefs.REASONRULEOTHER],
-  [RootReportDefs.REASONMISLEADING]: [OzoneReportDefs.REASONMISLEADINGOTHER],
-  [RootReportDefs.REASONSEXUAL]: [OzoneReportDefs.REASONSEXUALUNLABELED],
-  [RootReportDefs.REASONRUDE]: [OzoneReportDefs.REASONHARASSMENTOTHER],
-  [RootReportDefs.REASONOTHER]: [OzoneReportDefs.REASONOTHER],
-  [RootReportDefs.REASONAPPEAL]: [OzoneReportDefs.REASONAPPEAL],
+  [com.atproto.moderation.defs.reasonSpam]: [
+    tools.ozone.report.defs.reasonMisleadingSpam,
+  ],
+  [com.atproto.moderation.defs.reasonViolation]: [
+    tools.ozone.report.defs.reasonRuleOther,
+  ],
+  [com.atproto.moderation.defs.reasonMisleading]: [
+    tools.ozone.report.defs.reasonMisleadingOther,
+  ],
+  [com.atproto.moderation.defs.reasonSexual]: [
+    tools.ozone.report.defs.reasonSexualUnlabeled,
+  ],
+  [com.atproto.moderation.defs.reasonRude]: [
+    tools.ozone.report.defs.reasonHarassmentOther,
+  ],
+  [com.atproto.moderation.defs.reasonOther]: [
+    tools.ozone.report.defs.reasonOther,
+  ],
+  [com.atproto.moderation.defs.reasonAppeal]: [
+    tools.ozone.report.defs.reasonAppeal,
+  ],
 }
 
 /**
  * Set of report reasons that should optionally include additional details from
  * the reporter.
  */
-export const OTHER_REPORT_REASONS: Set<OzoneReportDefs.ReasonType> = new Set([
-  OzoneReportDefs.REASONVIOLENCEOTHER,
-  OzoneReportDefs.REASONSEXUALOTHER,
-  OzoneReportDefs.REASONCHILDSAFETYOTHER,
-  OzoneReportDefs.REASONHARASSMENTOTHER,
-  OzoneReportDefs.REASONMISLEADINGOTHER,
-  OzoneReportDefs.REASONRULEOTHER,
-  OzoneReportDefs.REASONSELFHARMOTHER,
-  OzoneReportDefs.REASONOTHER,
-])
+export const OTHER_REPORT_REASONS: Set<tools.ozone.report.defs.ReasonType> =
+  new Set([
+    tools.ozone.report.defs.reasonViolenceOther,
+    tools.ozone.report.defs.reasonSexualOther,
+    tools.ozone.report.defs.reasonChildSafetyOther,
+    tools.ozone.report.defs.reasonHarassmentOther,
+    tools.ozone.report.defs.reasonMisleadingOther,
+    tools.ozone.report.defs.reasonRuleOther,
+    tools.ozone.report.defs.reasonSelfHarmOther,
+    tools.ozone.report.defs.reasonOther,
+  ])
 
 /**
  * Set of report reasons that should only be sent to Bluesky's moderation service.
  */
-export const BSKY_LABELER_ONLY_REPORT_REASONS: Set<OzoneReportDefs.ReasonType> =
+export const BSKY_LABELER_ONLY_REPORT_REASONS: Set<tools.ozone.report.defs.ReasonType> =
   new Set([
-    OzoneReportDefs.REASONCHILDSAFETYCSAM,
-    OzoneReportDefs.REASONCHILDSAFETYGROOM,
-    OzoneReportDefs.REASONCHILDSAFETYOTHER,
-    OzoneReportDefs.REASONVIOLENCEEXTREMISTCONTENT,
+    tools.ozone.report.defs.reasonChildSafetyCSAM,
+    tools.ozone.report.defs.reasonChildSafetyGroom,
+    tools.ozone.report.defs.reasonChildSafetyOther,
+    tools.ozone.report.defs.reasonViolenceExtremistContent,
   ])
 
 /**
diff --git a/src/components/moderation/ReportDialog/errors.test.ts b/src/components/moderation/ReportDialog/errors.test.ts
index 4a469c5eb2..bef4d2a38d 100644
--- a/src/components/moderation/ReportDialog/errors.test.ts
+++ b/src/components/moderation/ReportDialog/errors.test.ts
@@ -1,11 +1,24 @@
-import {XRPCError} from '@atproto/api'
+import {XrpcResponseError} from '@atproto/lex'
 
+import {com} from '#/lexicons'
 import {classifyReportError} from './errors'
 
+/**
+ * An error as the lex client builds one from a JSON error response body. The
+ * classifier only reads `error`, `message` and `status` back off it.
+ */
+function xrpcError(status: number, error: string, message: string) {
+  return new XrpcResponseError(
+    com.atproto.moderation.createReport.main,
+    new Response(null, {status}),
+    {encoding: 'application/json', body: {error, message}},
+  )
+}
+
 describe('classifyReportError', () => {
   it('treats account takedown as an expected rejection', () => {
     const result = classifyReportError(
-      new XRPCError(
+      xrpcError(
         403,
         'AccountTakedown',
         'Report not accepted from takendown account',
@@ -27,7 +40,7 @@ describe('classifyReportError', () => {
 
   it.each([
     {
-      error: new XRPCError(
+      error: xrpcError(
         502,
         'InternalServerError',
         'Failed to perform upstream request',
@@ -35,11 +48,11 @@ describe('classifyReportError', () => {
       bucket: 'upstream-fetch',
     },
     {
-      error: new XRPCError(502, 'UpstreamFailure', 'Internal Server Error'),
+      error: xrpcError(502, 'UpstreamFailure', 'Internal Server Error'),
       bucket: 'upstream-internal',
     },
     {
-      error: new XRPCError(
+      error: xrpcError(
         502,
         'UpstreamFailure',
         'Upstream server responded with a 502 error',
@@ -47,7 +60,7 @@ describe('classifyReportError', () => {
       bucket: 'upstream-http-502',
     },
     {
-      error: new XRPCError(
+      error: xrpcError(
         504,
         'UpstreamTimeout',
         'Upstream server responded with a 504 error',
@@ -64,7 +77,7 @@ describe('classifyReportError', () => {
 
   it('classifies an invalid reason type separately', () => {
     const result = classifyReportError(
-      new XRPCError(
+      xrpcError(
         400,
         'InvalidRequest',
         'Invalid reason type: tools.ozone.report.defs#reasonOther',
@@ -82,7 +95,7 @@ describe('classifyReportError', () => {
     'separates a non-retryable upstream %i without calling it temporary',
     status => {
       const result = classifyReportError(
-        new XRPCError(
+        xrpcError(
           502,
           'UpstreamFailure',
           `Upstream server responded with a ${status} error`,
diff --git a/src/components/moderation/ReportDialog/errors.ts b/src/components/moderation/ReportDialog/errors.ts
index 2dc71c8d23..2edb2bfc95 100644
--- a/src/components/moderation/ReportDialog/errors.ts
+++ b/src/components/moderation/ReportDialog/errors.ts
@@ -1,4 +1,4 @@
-import {XRPCError} from '@atproto/api'
+import {XrpcResponseError} from '@atproto/lex'
 
 import {isRetryableHttpStatus, shouldRetryError} from '#/lib/strings/errors'
 
@@ -16,7 +16,7 @@ export type ReportErrorClassification = {
 }
 
 export function classifyReportError(error: unknown): ReportErrorClassification {
-  if (!(error instanceof XRPCError)) {
+  if (!(error instanceof XrpcResponseError)) {
     return classification('unexpected', 'unexpected', true)
   }
 
diff --git a/src/components/moderation/ReportDialog/state.test.ts b/src/components/moderation/ReportDialog/state.test.ts
index 4129cdc9e5..ccea65f72d 100644
--- a/src/components/moderation/ReportDialog/state.test.ts
+++ b/src/components/moderation/ReportDialog/state.test.ts
@@ -1,6 +1,4 @@
-import {ToolsOzoneReportDefs as OzoneReportDefs} from '@atproto/api'
-
-import {type app} from '#/lexicons'
+import {type app, tools} from '#/lexicons'
 import {
   getNciiQualificationOutcome,
   initialState,
@@ -10,12 +8,12 @@ import {
 
 const nciiOption = {
   title: 'Non-consensual intimate imagery',
-  reason: OzoneReportDefs.REASONSEXUALNCII,
+  reason: tools.ozone.report.defs.reasonSexualNCII,
 }
 
 const otherOption = {
   title: 'Unlabeled adult content',
-  reason: OzoneReportDefs.REASONSEXUALUNLABELED,
+  reason: tools.ozone.report.defs.reasonSexualUnlabeled,
 }
 
 function selectNciiOption(state: ReportState = initialState) {
diff --git a/src/components/moderation/ReportDialog/state.ts b/src/components/moderation/ReportDialog/state.ts
index 2dc55a6638..feb5e01339 100644
--- a/src/components/moderation/ReportDialog/state.ts
+++ b/src/components/moderation/ReportDialog/state.ts
@@ -1,11 +1,9 @@
-import {ToolsOzoneReportDefs as OzoneReportDefs} from '@atproto/api'
-
 import {OTHER_REPORT_REASONS} from '#/components/moderation/ReportDialog/const'
 import {
   type ReportCategoryConfig,
   type ReportOption,
 } from '#/components/moderation/ReportDialog/utils/useReportOptions'
-import {type app} from '#/lexicons'
+import {type app, tools} from '#/lexicons'
 
 export type NciiQualification = {
   isDepicted?: boolean
@@ -125,7 +123,8 @@ export function reducer(state: ReportState, action: ReportAction): ReportState {
         includeVideoTimestamp: false,
       }
     case 'selectOption': {
-      const isNcii = action.option.reason === OzoneReportDefs.REASONSEXUALNCII
+      const isNcii =
+        action.option.reason === tools.ozone.report.defs.reasonSexualNCII
       return {
         ...state,
         selectedOption: action.option,
diff --git a/src/components/moderation/ReportDialog/types.ts b/src/components/moderation/ReportDialog/types.ts
index 57ed3cd279..bd9c0d247f 100644
--- a/src/components/moderation/ReportDialog/types.ts
+++ b/src/components/moderation/ReportDialog/types.ts
@@ -1,17 +1,11 @@
-import {
-  type $Typed,
-  type AppBskyActorDefs,
-  type AppBskyFeedDefs,
-  type AppBskyGraphDefs,
-  type ChatBskyConvoDefs,
-} from '@atproto/api'
-
+import {type $Typed} from '@atproto/lex'
+import {app, chat} from '#/lexicons'
 import type * as Dialog from '#/components/Dialog'
 
 export type ReportSubjectConvoMessage = {
   view: 'convo' | 'message'
   convoId: string
-  message: ChatBskyConvoDefs.MessageView
+  message: chat.bsky.convo.defs.MessageView
 }
 
 export type ReportSubjectConvo = {
@@ -20,14 +14,14 @@ export type ReportSubjectConvo = {
 }
 
 export type ReportSubject =
-  | $Typed<AppBskyActorDefs.ProfileViewBasic>
-  | $Typed<AppBskyActorDefs.ProfileView>
-  | $Typed<AppBskyActorDefs.ProfileViewDetailed>
-  | $Typed<AppBskyActorDefs.StatusView>
-  | $Typed<AppBskyGraphDefs.ListView>
-  | $Typed<AppBskyFeedDefs.GeneratorView>
-  | $Typed<AppBskyGraphDefs.StarterPackView>
-  | $Typed<AppBskyFeedDefs.PostView>
+  | $Typed<app.bsky.actor.defs.ProfileViewBasic>
+  | $Typed<app.bsky.actor.defs.ProfileView>
+  | $Typed<app.bsky.actor.defs.ProfileViewDetailed>
+  | $Typed<app.bsky.actor.defs.StatusView>
+  | $Typed<app.bsky.graph.defs.ListView>
+  | $Typed<app.bsky.feed.defs.GeneratorView>
+  | $Typed<app.bsky.graph.defs.StarterPackView>
+  | $Typed<app.bsky.feed.defs.PostView>
   | ReportSubjectConvoMessage
   | ReportSubjectConvo
 
diff --git a/src/components/moderation/ReportDialog/utils/parseReportSubject.ts b/src/components/moderation/ReportDialog/utils/parseReportSubject.ts
index a7d4b94c32..8b03c7b02a 100644
--- a/src/components/moderation/ReportDialog/utils/parseReportSubject.ts
+++ b/src/components/moderation/ReportDialog/utils/parseReportSubject.ts
@@ -1,14 +1,8 @@
-import {
-  AppBskyActorDefs,
-  AppBskyFeedDefs,
-  AppBskyFeedPost,
-  AppBskyGraphDefs,
-} from '@atproto/api'
-
 import {
   type ParsedReportSubject,
   type ReportSubject,
 } from '#/components/moderation/ReportDialog/types'
+import {app} from '#/lexicons'
 import * as bsky from '#/types/bsky'
 
 export function parseReportSubject(
@@ -31,16 +25,16 @@ export function parseReportSubject(
   }
 
   if (
-    AppBskyActorDefs.isProfileViewBasic(subject) ||
-    AppBskyActorDefs.isProfileView(subject) ||
-    AppBskyActorDefs.isProfileViewDetailed(subject)
+    bsky.isType(app.bsky.actor.defs.profileViewBasic, subject) ||
+    bsky.isType(app.bsky.actor.defs.profileView, subject) ||
+    bsky.isType(app.bsky.actor.defs.profileViewDetailed, subject)
   ) {
     return {
       type: 'account',
       did: subject.did,
       nsid: 'app.bsky.actor.profile',
     }
-  } else if (AppBskyActorDefs.isStatusView(subject)) {
+  } else if (bsky.isType(app.bsky.actor.defs.statusView, subject)) {
     if (!subject.uri || !subject.cid) return
     return {
       type: 'status',
@@ -48,36 +42,31 @@ export function parseReportSubject(
       cid: subject.cid,
       nsid: 'app.bsky.actor.status',
     }
-  } else if (AppBskyGraphDefs.isListView(subject)) {
+  } else if (bsky.isType(app.bsky.graph.defs.listView, subject)) {
     return {
       type: 'list',
       uri: subject.uri,
       cid: subject.cid,
       nsid: 'app.bsky.graph.list',
     }
-  } else if (AppBskyFeedDefs.isGeneratorView(subject)) {
+  } else if (bsky.isType(app.bsky.feed.defs.generatorView, subject)) {
     return {
       type: 'feed',
       uri: subject.uri,
       cid: subject.cid,
       nsid: 'app.bsky.feed.generator',
     }
-  } else if (AppBskyGraphDefs.isStarterPackView(subject)) {
+  } else if (bsky.isType(app.bsky.graph.defs.starterPackView, subject)) {
     return {
       type: 'starterPack',
       uri: subject.uri,
       cid: subject.cid,
       nsid: 'app.bsky.graph.starterPack',
     }
-  } else if (AppBskyFeedDefs.isPostView(subject)) {
+  } else if (bsky.isType(app.bsky.feed.defs.postView, subject)) {
     const record = subject.record
     const embed = bsky.post.parseEmbed(subject.embed)
-    if (
-      bsky.dangerousIsType<AppBskyFeedPost.Record>(
-        record,
-        AppBskyFeedPost.isRecord,
-      )
-    ) {
+    if (bsky.isType(app.bsky.feed.post, record)) {
       return {
         type: 'post',
         uri: subject.uri,
diff --git a/src/components/moderation/ReportDialog/utils/useReportOptions.ts b/src/components/moderation/ReportDialog/utils/useReportOptions.ts
index 87553ce6ed..581e8b7b52 100644
--- a/src/components/moderation/ReportDialog/utils/useReportOptions.ts
+++ b/src/components/moderation/ReportDialog/utils/useReportOptions.ts
@@ -1,7 +1,7 @@
 import {useMemo} from 'react'
-import {ToolsOzoneReportDefs as OzoneReportDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
+import {tools} from '#/lexicons'
 
 export type ReportCategory =
   | 'childSafety'
@@ -22,7 +22,7 @@ export type ReportCategoryConfig = {
 
 export type ReportOption = {
   title: string
-  reason: OzoneReportDefs.ReasonType
+  reason: tools.ozone.report.defs.ReasonType
 }
 
 export function useReportOptions() {
@@ -37,27 +37,27 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Spam`),
-            reason: OzoneReportDefs.REASONMISLEADINGSPAM,
+            reason: tools.ozone.report.defs.reasonMisleadingSpam,
           },
           {
             title: _(msg`Scam`),
-            reason: OzoneReportDefs.REASONMISLEADINGSCAM,
+            reason: tools.ozone.report.defs.reasonMisleadingScam,
           },
           {
             title: _(msg`Fake account or bot`),
-            reason: OzoneReportDefs.REASONMISLEADINGBOT,
+            reason: tools.ozone.report.defs.reasonMisleadingBot,
           },
           {
             title: _(msg`Impersonation`),
-            reason: OzoneReportDefs.REASONMISLEADINGIMPERSONATION,
+            reason: tools.ozone.report.defs.reasonMisleadingImpersonation,
           },
           {
             title: _(msg`False information about elections`),
-            reason: OzoneReportDefs.REASONMISLEADINGELECTIONS,
+            reason: tools.ozone.report.defs.reasonMisleadingElections,
           },
           {
             title: _(msg`Other misleading content`),
-            reason: OzoneReportDefs.REASONMISLEADINGOTHER,
+            reason: tools.ozone.report.defs.reasonMisleadingOther,
           },
         ],
       },
@@ -70,27 +70,27 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Unlabeled adult content`),
-            reason: OzoneReportDefs.REASONSEXUALUNLABELED,
+            reason: tools.ozone.report.defs.reasonSexualUnlabeled,
           },
           {
             title: _(msg`Adult sexual abuse content`),
-            reason: OzoneReportDefs.REASONSEXUALABUSECONTENT,
+            reason: tools.ozone.report.defs.reasonSexualAbuseContent,
           },
           {
             title: _(msg`Non-consensual intimate imagery`),
-            reason: OzoneReportDefs.REASONSEXUALNCII,
+            reason: tools.ozone.report.defs.reasonSexualNCII,
           },
           {
             title: _(msg`Deepfake adult content`),
-            reason: OzoneReportDefs.REASONSEXUALDEEPFAKE,
+            reason: tools.ozone.report.defs.reasonSexualDeepfake,
           },
           {
             title: _(msg`Animal sexual abuse`),
-            reason: OzoneReportDefs.REASONSEXUALANIMAL,
+            reason: tools.ozone.report.defs.reasonSexualAnimal,
           },
           {
             title: _(msg`Other sexual violence content`),
-            reason: OzoneReportDefs.REASONSEXUALOTHER,
+            reason: tools.ozone.report.defs.reasonSexualOther,
           },
         ],
       },
@@ -101,23 +101,23 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Trolling`),
-            reason: OzoneReportDefs.REASONHARASSMENTTROLL,
+            reason: tools.ozone.report.defs.reasonHarassmentTroll,
           },
           {
             title: _(msg`Targeted harassment`),
-            reason: OzoneReportDefs.REASONHARASSMENTTARGETED,
+            reason: tools.ozone.report.defs.reasonHarassmentTargeted,
           },
           {
             title: _(msg`Hate speech`),
-            reason: OzoneReportDefs.REASONHARASSMENTHATESPEECH,
+            reason: tools.ozone.report.defs.reasonHarassmentHateSpeech,
           },
           {
             title: _(msg`Doxxing`),
-            reason: OzoneReportDefs.REASONHARASSMENTDOXXING,
+            reason: tools.ozone.report.defs.reasonHarassmentDoxxing,
           },
           {
             title: _(msg`Other harassing or hateful content`),
-            reason: OzoneReportDefs.REASONHARASSMENTOTHER,
+            reason: tools.ozone.report.defs.reasonHarassmentOther,
           },
         ],
       },
@@ -128,31 +128,31 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Animal welfare`),
-            reason: OzoneReportDefs.REASONVIOLENCEANIMAL,
+            reason: tools.ozone.report.defs.reasonViolenceAnimal,
           },
           {
             title: _(msg`Threats or incitement`),
-            reason: OzoneReportDefs.REASONVIOLENCETHREATS,
+            reason: tools.ozone.report.defs.reasonViolenceThreats,
           },
           {
             title: _(msg`Graphic violent content`),
-            reason: OzoneReportDefs.REASONVIOLENCEGRAPHICCONTENT,
+            reason: tools.ozone.report.defs.reasonViolenceGraphicContent,
           },
           {
             title: _(msg`Glorification of violence`),
-            reason: OzoneReportDefs.REASONVIOLENCEGLORIFICATION,
+            reason: tools.ozone.report.defs.reasonViolenceGlorification,
           },
           {
             title: _(msg`Extremist content`),
-            reason: OzoneReportDefs.REASONVIOLENCEEXTREMISTCONTENT,
+            reason: tools.ozone.report.defs.reasonViolenceExtremistContent,
           },
           {
             title: _(msg`Human trafficking`),
-            reason: OzoneReportDefs.REASONVIOLENCETRAFFICKING,
+            reason: tools.ozone.report.defs.reasonViolenceTrafficking,
           },
           {
             title: _(msg`Other violent content`),
-            reason: OzoneReportDefs.REASONVIOLENCEOTHER,
+            reason: tools.ozone.report.defs.reasonViolenceOther,
           },
         ],
       },
@@ -163,23 +163,23 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Child Sexual Abuse Material (CSAM)`),
-            reason: OzoneReportDefs.REASONCHILDSAFETYCSAM,
+            reason: tools.ozone.report.defs.reasonChildSafetyCSAM,
           },
           {
             title: _(msg`Grooming or predatory behavior`),
-            reason: OzoneReportDefs.REASONCHILDSAFETYGROOM,
+            reason: tools.ozone.report.defs.reasonChildSafetyGroom,
           },
           {
             title: _(msg`Privacy violation of a minor`),
-            reason: OzoneReportDefs.REASONCHILDSAFETYPRIVACY,
+            reason: tools.ozone.report.defs.reasonChildSafetyPrivacy,
           },
           {
             title: _(msg`Minor harassment or bullying`),
-            reason: OzoneReportDefs.REASONCHILDSAFETYHARASSMENT,
+            reason: tools.ozone.report.defs.reasonChildSafetyHarassment,
           },
           {
             title: _(msg`Other child safety issue`),
-            reason: OzoneReportDefs.REASONCHILDSAFETYOTHER,
+            reason: tools.ozone.report.defs.reasonChildSafetyOther,
           },
         ],
       },
@@ -190,23 +190,23 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Content promoting or depicting self-harm`),
-            reason: OzoneReportDefs.REASONSELFHARMCONTENT,
+            reason: tools.ozone.report.defs.reasonSelfHarmContent,
           },
           {
             title: _(msg`Eating disorders`),
-            reason: OzoneReportDefs.REASONSELFHARMED,
+            reason: tools.ozone.report.defs.reasonSelfHarmED,
           },
           {
             title: _(msg`Dangerous challenges or activities`),
-            reason: OzoneReportDefs.REASONSELFHARMSTUNTS,
+            reason: tools.ozone.report.defs.reasonSelfHarmStunts,
           },
           {
             title: _(msg`Dangerous substances or drug abuse`),
-            reason: OzoneReportDefs.REASONSELFHARMSUBSTANCES,
+            reason: tools.ozone.report.defs.reasonSelfHarmSubstances,
           },
           {
             title: _(msg`Other dangerous content`),
-            reason: OzoneReportDefs.REASONSELFHARMOTHER,
+            reason: tools.ozone.report.defs.reasonSelfHarmOther,
           },
         ],
       },
@@ -217,19 +217,19 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Hacking or system attacks`),
-            reason: OzoneReportDefs.REASONRULESITESECURITY,
+            reason: tools.ozone.report.defs.reasonRuleSiteSecurity,
           },
           {
             title: _(msg`Promoting or selling prohibited items or services`),
-            reason: OzoneReportDefs.REASONRULEPROHIBITEDSALES,
+            reason: tools.ozone.report.defs.reasonRuleProhibitedSales,
           },
           {
             title: _(msg`Banned user returning`),
-            reason: OzoneReportDefs.REASONRULEBANEVASION,
+            reason: tools.ozone.report.defs.reasonRuleBanEvasion,
           },
           {
             title: _(msg`Other network rule-breaking`),
-            reason: OzoneReportDefs.REASONRULEOTHER,
+            reason: tools.ozone.report.defs.reasonRuleOther,
           },
         ],
       },
@@ -240,7 +240,7 @@ export function useReportOptions() {
         options: [
           {
             title: _(msg`Other`),
-            reason: OzoneReportDefs.REASONOTHER,
+            reason: tools.ozone.report.defs.reasonOther,
           },
         ],
       },
diff --git a/src/components/verification/VerificationRemovePrompt.tsx b/src/components/verification/VerificationRemovePrompt.tsx
index 96b119ceb1..62307ccd82 100644
--- a/src/components/verification/VerificationRemovePrompt.tsx
+++ b/src/components/verification/VerificationRemovePrompt.tsx
@@ -1,8 +1,8 @@
 import {useCallback} from 'react'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
+import {app} from '#/lexicons'
 import {logger} from '#/logger'
 import {useVerificationsRemoveMutation} from '#/state/queries/verification/useVerificationsRemoveMutation'
 import {type DialogControlProps} from '#/components/Dialog'
@@ -20,7 +20,7 @@ export function VerificationRemovePrompt({
 }: {
   control: DialogControlProps
   profile: bsky.profile.AnyProfileView
-  verifications: AppBskyActorDefs.VerificationView[]
+  verifications: app.bsky.actor.defs.VerificationView[]
   onConfirm?: () => void
 }) {
   const {_} = useLingui()
diff --git a/src/components/verification/VerificationsDialog.tsx b/src/components/verification/VerificationsDialog.tsx
index cb24b182a5..bcb46bd919 100644
--- a/src/components/verification/VerificationsDialog.tsx
+++ b/src/components/verification/VerificationsDialog.tsx
@@ -1,9 +1,9 @@
 import {View} from 'react-native'
-import {type AppBskyActorDefs} from '@atproto/api'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
 
+import {app} from '#/lexicons'
 import {urls} from '#/lib/constants'
 import {getUserDisplayName} from '#/lib/getUserDisplayName'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
@@ -180,7 +180,7 @@ function VerifierCard({
   subject,
   outerDialogControl,
 }: {
-  verification: AppBskyActorDefs.VerificationView
+  verification: app.bsky.actor.defs.VerificationView
   subject: bsky.profile.AnyProfileView
   outerDialogControl: Dialog.DialogControlProps
 }) {