diff --git a/src/components/FeedCard.tsx b/src/components/FeedCard.tsx
index efd14be4ba..2e7b070fb1 100644
--- a/src/components/FeedCard.tsx
+++ b/src/components/FeedCard.tsx
@@ -1,11 +1,7 @@
 import {useCallback, useEffect, useMemo} from 'react'
 import {type GestureResponderEvent, View} from 'react-native'
-import {
-  type AppBskyFeedDefs,
-  type AppBskyGraphDefs,
-  AtUri,
-  RichText as RichTextApi,
-} from '@atproto/api'
+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'
 
diff --git a/src/components/Post/Embed/index.tsx b/src/components/Post/Embed/index.tsx
index da930dc6fb..0b143a0df3 100644
--- a/src/components/Post/Embed/index.tsx
+++ b/src/components/Post/Embed/index.tsx
@@ -6,12 +6,13 @@ import {
   AppBskyFeedPost,
   AtUri,
   moderatePost,
-  RichText as RichTextAPI,
 } 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 {makeProfileLink} from '#/lib/routes/links'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {getChatInviteCodeFromUrl} from '#/lib/strings/url-helpers'
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
 import {unstableCacheProfileView} from '#/state/queries/profile'
@@ -295,7 +296,7 @@ export function QuoteEmbed({
       return undefined
     const {text, facets} = quote.record
     return text.trim()
-      ? new RichTextAPI({text: text, facets: facets})
+      ? new RichTextAPI({text: text, facets: asSdkFacets(facets)})
       : undefined
   }, [quote.record])
 
diff --git a/src/components/PostControls/PostMenu/PostMenuItems.tsx b/src/components/PostControls/PostMenu/PostMenuItems.tsx
index b51f6cb7cb..43fdaaf1cd 100644
--- a/src/components/PostControls/PostMenu/PostMenuItems.tsx
+++ b/src/components/PostControls/PostMenu/PostMenuItems.tsx
@@ -11,8 +11,8 @@ import {
   type AppBskyFeedPost,
   type AppBskyFeedThreadgate,
   AtUri,
-  type RichText as RichTextAPI,
 } 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'
diff --git a/src/components/PostControls/PostMenu/index.tsx b/src/components/PostControls/PostMenu/index.tsx
index a744efbaa8..c0826683b6 100644
--- a/src/components/PostControls/PostMenu/index.tsx
+++ b/src/components/PostControls/PostMenu/index.tsx
@@ -4,8 +4,8 @@ import {
   type AppBskyFeedDefs,
   type AppBskyFeedPost,
   type AppBskyFeedThreadgate,
-  type RichText as RichTextAPI,
 } from '@atproto/api'
+import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {useLingui} from '@lingui/react/macro'
 
 import {type Shadow} from '#/state/cache/post-shadow'
diff --git a/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx b/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
index 5bc2a8fb6e..ef93865513 100644
--- a/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
+++ b/src/components/PostControls/ShareMenu/ShareMenuItems.types.tsx
@@ -3,8 +3,8 @@ import {
   type AppBskyFeedDefs,
   type AppBskyFeedPost,
   type AppBskyFeedThreadgate,
-  type RichText as RichTextAPI,
 } from '@atproto/api'
+import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 
 import {type Shadow} from '#/state/cache/post-shadow'
 
diff --git a/src/components/PostControls/ShareMenu/index.tsx b/src/components/PostControls/ShareMenu/index.tsx
index efac6a3f01..121cd2a779 100644
--- a/src/components/PostControls/ShareMenu/index.tsx
+++ b/src/components/PostControls/ShareMenu/index.tsx
@@ -5,8 +5,8 @@ import {
   type AppBskyFeedPost,
   type AppBskyFeedThreadgate,
   AtUri,
-  type RichText as RichTextAPI,
 } from '@atproto/api'
+import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
diff --git a/src/components/PostControls/index.tsx b/src/components/PostControls/index.tsx
index 1f6be5ab6c..88f30b0561 100644
--- a/src/components/PostControls/index.tsx
+++ b/src/components/PostControls/index.tsx
@@ -4,8 +4,8 @@ import {
   type AppBskyFeedDefs,
   type AppBskyFeedPost,
   type AppBskyFeedThreadgate,
-  type RichText as RichTextAPI,
 } 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'
 
diff --git a/src/components/ProfileCard.tsx b/src/components/ProfileCard.tsx
index c37f99c075..8508fecc71 100644
--- a/src/components/ProfileCard.tsx
+++ b/src/components/ProfileCard.tsx
@@ -6,11 +6,8 @@ import {
   View,
   type ViewStyle,
 } from 'react-native'
-import {
-  moderateProfile,
-  type ModerationOpts,
-  RichText as RichTextApi,
-} from '@atproto/api'
+import {moderateProfile, type ModerationOpts} from '@atproto/api'
+import {RichText as RichTextApi} from '@bsky.app/sdk/richtext'
 import {useLingui} from '@lingui/react/macro'
 
 import {getModerationCauseKey} from '#/lib/moderation'
diff --git a/src/components/RichText.tsx b/src/components/RichText.tsx
index 5501193faf..ce73990570 100644
--- a/src/components/RichText.tsx
+++ b/src/components/RichText.tsx
@@ -1,6 +1,6 @@
 import {useMemo} from 'react'
 import {type StyleProp, type TextStyle} from 'react-native'
-import {AppBskyRichtextFacet, RichText as RichTextAPI} from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 
 import {toShortUrl} from '#/lib/strings/url-helpers'
 import {android, atoms as a, flatten, type TextStyleProp} from '#/alf'
@@ -9,6 +9,8 @@ import {InlineLinkText, type LinkProps} from '#/components/Link'
 import {ProfileHoverCard} from '#/components/ProfileHoverCard'
 import {RichTextTag} from '#/components/RichTextTag'
 import {Text, type TextProps} from '#/components/Typography'
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 
 const WORD_WRAP = {wordWrap: 1}
 // lifted from facet detection in `RichText` impl, _without_ `gm` flags
@@ -139,7 +141,7 @@ export function RichText({
     if (
       mention &&
       (disableMentionFacetValidation ||
-        AppBskyRichtextFacet.validateMention(mention).success) &&
+        bsky.matches(app.bsky.richtext.facet.mention, mention)) &&
       !disableLinks
     ) {
       els.push(
@@ -156,7 +158,7 @@ export function RichText({
           </InlineLinkText>
         </ProfileHoverCard>,
       )
-    } else if (link && AppBskyRichtextFacet.validateLink(link).success) {
+    } else if (link && bsky.matches(app.bsky.richtext.facet.link, link)) {
       const isValidLink = URL_REGEX.test(link.uri)
       if (!isValidLink || disableLinks) {
         els.push(toShortUrl(segment.text))
@@ -181,7 +183,7 @@ export function RichText({
       !disableLinks &&
       enableTags &&
       tag &&
-      AppBskyRichtextFacet.validateTag(tag).success
+      bsky.matches(app.bsky.richtext.facet.tag, tag)
     ) {
       els.push(
         <RichTextTag
diff --git a/src/components/dialogs/lists/CreateOrEditListDialog.tsx b/src/components/dialogs/lists/CreateOrEditListDialog.tsx
index 7164c3ebeb..1f3ec8b7c9 100644
--- a/src/components/dialogs/lists/CreateOrEditListDialog.tsx
+++ b/src/components/dialogs/lists/CreateOrEditListDialog.tsx
@@ -1,13 +1,14 @@
 import {useCallback, useEffect, useMemo, useState} from 'react'
 import {View} from 'react-native'
-import {type AppBskyGraphDefs, RichText as RichTextAPI} from '@atproto/api'
+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 {cleanError} from '#/lib/strings/errors'
 import {isOverMaxGraphemeCount} from '#/lib/strings/helpers'
-import {richTextToString} from '#/lib/strings/rich-text-helpers'
+import {asSdkFacets, richTextToString} from '#/lib/strings/rich-text-helpers'
 import {shortenLinks, stripInvalidMentions} from '#/lib/strings/rich-text-manip'
 import {logger} from '#/logger'
 import {type ImageMeta} from '#/state/gallery'
@@ -15,7 +16,7 @@ import {
   useListCreateMutation,
   useListMetadataMutation,
 } from '#/state/queries/list'
-import {useAgent} from '#/state/session'
+import {useAppviewClient} from '#/state/session'
 import {ErrorMessage} from '#/view/com/util/error/ErrorMessage'
 import {EditableUserAvatar} from '#/view/com/util/UserAvatar'
 import {atoms as a, useTheme, web} from '#/alf'
@@ -133,7 +134,11 @@ function DialogInner({
 
   const {_} = useLingui()
   const t = useTheme()
-  const agent = useAgent()
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles through
+   * the appview, and the public fallback keeps it working when logged out.
+   */
+  const appviewClient = useAppviewClient()
   const control = Dialog.useDialogContext()
   const {
     mutateAsync: createListMutation,
@@ -163,7 +168,10 @@ function DialogInner({
 
     // We want to be working with a blank state here, so let's get the
     // serialized version and turn it back into a RichText
-    const serialized = richTextToString(new RichTextAPI({text, facets}), false)
+    const serialized = richTextToString(
+      new RichTextAPI({text, facets: asSdkFacets(facets)}),
+      false,
+    )
 
     const richText = new RichTextAPI({text: serialized})
     richText.detectFacetsWithoutResolution()
@@ -224,7 +232,7 @@ function DialogInner({
         {cleanNewlines: true},
       )
 
-      await richText.detectFacets(agent)
+      await richText.detectFacets(appviewClient)
       richText = shortenLinks(richText)
       richText = stripInvalidMentions(richText)
 
@@ -272,7 +280,7 @@ function DialogInner({
     setImageError,
     activePurpose,
     isCurateList,
-    agent,
+    appviewClient,
     _,
   ])
 
diff --git a/src/components/dms/MessageContextMenu.tsx b/src/components/dms/MessageContextMenu.tsx
index 1640ecff6d..90b8554b3c 100644
--- a/src/components/dms/MessageContextMenu.tsx
+++ b/src/components/dms/MessageContextMenu.tsx
@@ -2,17 +2,14 @@ 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,
-  type ModerationOpts,
-  RichText,
-} from '@atproto/api'
+import {type ChatBskyConvoDefs, type ModerationOpts} from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react/macro'
 
 import {EMOJI_REACTION_LIMIT} from '#/lib/constants'
 import {useGoogleTranslate} from '#/lib/hooks/useGoogleTranslate'
-import {richTextToString} from '#/lib/strings/rich-text-helpers'
+import {asSdkFacets, richTextToString} from '#/lib/strings/rich-text-helpers'
 import {useMaybeProfileShadow} from '#/state/cache/profile-shadow'
 import {useConvoActive} from '#/state/messages/convo'
 import {useLanguagePrefs} from '#/state/preferences'
@@ -88,7 +85,7 @@ export let MessageContextMenu = ({
     const str = richTextToString(
       new RichText({
         text: message.text,
-        facets: message.facets,
+        facets: asSdkFacets(message.facets),
       }),
       true,
     )
diff --git a/src/components/dms/MessageItem.tsx b/src/components/dms/MessageItem.tsx
index 7cf3123cea..88a4571b2a 100644
--- a/src/components/dms/MessageItem.tsx
+++ b/src/components/dms/MessageItem.tsx
@@ -28,8 +28,8 @@ import {
   ChatBskyConvoDefs,
   ChatBskyEmbedJoinLink,
   moderateProfile,
-  RichText as RichTextAPI,
 } 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'
@@ -37,6 +37,7 @@ import {useQueryClient} from '@tanstack/react-query'
 import {isBlockedOrBlocking} from '#/lib/moderation/blocked-and-muted'
 import {createSanitizedDisplayName} from '#/lib/moderation/create-sanitized-display-name'
 import {sanitizeHandle} from '#/lib/strings/handles'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {useMaybeProfileShadow} from '#/state/cache/profile-shadow'
 import {type Shadow} from '#/state/cache/types'
 import {type ConvoItem} from '#/state/messages/convo/types'
@@ -245,7 +246,10 @@ let MessageItem = ({
     ? t.palette.primary_300
     : t.palette.primary_100
 
-  const rt = new RichTextAPI({text: message.text, facets: message.facets})
+  const rt = new RichTextAPI({
+    text: message.text,
+    facets: asSdkFacets(message.facets),
+  })
 
   const isEmojiOnly = isOnlyEmoji(message.text)
 
diff --git a/src/components/hooks/useRichText.ts b/src/components/hooks/useRichText.ts
index a1334bb635..5664d9b6fd 100644
--- a/src/components/hooks/useRichText.ts
+++ b/src/components/hooks/useRichText.ts
@@ -1,13 +1,18 @@
 import {useEffect, useState} from 'react'
-import {RichText as RichTextAPI} from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 
-import {useAgent} from '#/state/session'
+import {useAppviewClient} from '#/state/session'
 
 export function useRichText(text: string): [RichTextAPI, boolean] {
   const [prevText, setPrevText] = useState(text)
   const [rawRT, setRawRT] = useState(() => new RichTextAPI({text}))
   const [resolvedRT, setResolvedRT] = useState<RichTextAPI | null>(null)
-  const agent = useAgent()
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles via
+   * `com.atproto.identity.resolveHandle` through the appview. The public
+   * fallback keeps mentions working on logged-out surfaces.
+   */
+  const client = useAppviewClient()
   if (text !== prevText) {
     setPrevText(text)
     setRawRT(new RichTextAPI({text}))
@@ -19,7 +24,7 @@ export function useRichText(text: string): [RichTextAPI, boolean] {
     async function resolveRTFacets() {
       // new each time
       const resolvedRT = new RichTextAPI({text})
-      await resolvedRT.detectFacets(agent)
+      await resolvedRT.detectFacets(client)
       if (!ignore) {
         setResolvedRT(resolvedRT)
       }
@@ -28,7 +33,7 @@ export function useRichText(text: string): [RichTextAPI, boolean] {
     return () => {
       ignore = true
     }
-  }, [text, agent])
+  }, [text, client])
   const isResolving = resolvedRT === null
   return [resolvedRT ?? rawRT, isResolving]
 }
diff --git a/src/lib/api/index.ts b/src/lib/api/index.ts
index 69cc2bf03e..9f81abb77a 100644
--- a/src/lib/api/index.ts
+++ b/src/lib/api/index.ts
@@ -13,9 +13,10 @@ import {
   type ComAtprotoLabelDefs,
   type ComAtprotoRepoApplyWrites,
   type ComAtprotoRepoStrongRef,
-  RichText,
 } from '@atproto/api'
 import {TID} from '@atproto/common-web'
+import {type Client} from '@atproto/lex'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {t} from '@lingui/core/macro'
 import {type QueryClient} from '@tanstack/react-query'
 import {sha256} from 'js-sha256'
@@ -51,6 +52,12 @@ interface PostOpts {
   replyTo?: string
   onStateChange?: (state: string) => void
   langs?: string[]
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles through
+   * the appview, and the public fallback keeps it working when logged out.
+   * The rest of this pipeline still writes through the agent.
+   */
+  appviewClient: Client
 }
 
 export async function post(
@@ -87,7 +94,7 @@ export async function post(
     const draft = thread.posts[i]
 
     // Not awaited to avoid waterfalls.
-    const rtPromise = resolveRT(agent, draft.richtext)
+    const rtPromise = resolveRT(opts.appviewClient, draft.richtext)
     const embedPromise = resolveEmbed(
       agent,
       queryClient,
@@ -196,14 +203,14 @@ export async function post(
   return {uris}
 }
 
-async function resolveRT(agent: AtpAgent, richtext: RichText) {
+async function resolveRT(appviewClient: Client, richtext: RichText) {
   const trimmedText = richtext.text
     // Trim leading whitespace-only lines (but don't break ASCII art).
     .replace(/^(\s*\n)+/, '')
     // Trim any trailing whitespace.
     .trimEnd()
   let rt = new RichText({text: trimmedText}, {cleanNewlines: true})
-  await rt.detectFacets(agent)
+  await rt.detectFacets(appviewClient)
 
   rt = shortenLinks(rt)
   rt = stripInvalidMentions(rt)
diff --git a/src/lib/strings/helpers.ts b/src/lib/strings/helpers.ts
index 77ef18cb55..402807f50f 100644
--- a/src/lib/strings/helpers.ts
+++ b/src/lib/strings/helpers.ts
@@ -1,4 +1,4 @@
-import {type RichText} from '@atproto/api'
+import {type RichText} from '@bsky.app/sdk/richtext'
 import {countGraphemes} from 'unicode-segmenter/grapheme'
 
 import {shortenLinks} from './rich-text-manip'
diff --git a/src/lib/strings/rich-text-helpers.ts b/src/lib/strings/rich-text-helpers.ts
index c2b2ceac52..a6341025ff 100644
--- a/src/lib/strings/rich-text-helpers.ts
+++ b/src/lib/strings/rich-text-helpers.ts
@@ -1,5 +1,7 @@
-import {AppBskyRichtextFacet, type RichText} from '@atproto/api'
+import {type RichText} from '@bsky.app/sdk/richtext'
 
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {linkRequiresWarning} from './url-helpers'
 
 export function richTextToString(rt: RichText, loose: boolean): string {
@@ -14,7 +16,7 @@ export function richTextToString(rt: RichText, loose: boolean): string {
   for (const segment of rt.segments()) {
     const link = segment.link
 
-    if (link && AppBskyRichtextFacet.validateLink(link).success) {
+    if (link && bsky.matches(app.bsky.richtext.facet.link, link)) {
       const href = link.uri
       const text = segment.text
 
@@ -28,3 +30,26 @@ export function richTextToString(rt: RichText, loose: boolean): string {
 
   return result
 }
+
+/**
+ * Widens facets typed by the legacy `@atproto/api` codegen into the shape the
+ * SDK's `RichText` accepts.
+ *
+ * The two are the same lexicon and identical at runtime; they differ only in
+ * that the SDK brands `did`/`uri` as template literal types, which makes the
+ * legacy `string` versions unassignable. Call this where facets read off an
+ * `@atproto/api` view type are handed to `new RichText(...)`.
+ *
+ * Transitional: it goes away once the view types come from the SDK too.
+ */
+export function asSdkFacets(
+  facets: {index: {byteStart: number; byteEnd: number}; features: unknown[]}[],
+): app.bsky.richtext.facet.Main[]
+export function asSdkFacets(
+  facets:
+    | {index: {byteStart: number; byteEnd: number}; features: unknown[]}[]
+    | undefined,
+): app.bsky.richtext.facet.Main[] | undefined
+export function asSdkFacets(facets: unknown) {
+  return facets as app.bsky.richtext.facet.Main[] | undefined
+}
diff --git a/src/lib/strings/rich-text-manip.ts b/src/lib/strings/rich-text-manip.ts
index 099fbffb0a..fa7a9b4a82 100644
--- a/src/lib/strings/rich-text-manip.ts
+++ b/src/lib/strings/rich-text-manip.ts
@@ -1,5 +1,7 @@
-import {AppBskyRichtextFacet, type RichText, UnicodeString} from '@atproto/api'
+import {type RichText, UnicodeString} from '@bsky.app/sdk/richtext'
 
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {toShortUrl} from './url-helpers'
 
 export function shortenLinks(rt: RichText): RichText {
@@ -10,7 +12,9 @@ export function shortenLinks(rt: RichText): RichText {
   // enumerate the link facets
   if (rt.facets) {
     for (const facet of rt.facets) {
-      const isLink = !!facet.features.find(AppBskyRichtextFacet.isLink)
+      const isLink = !!facet.features.find(f =>
+        bsky.isType(app.bsky.richtext.facet.link, f),
+      )
       if (!isLink) {
         continue
       }
@@ -40,7 +44,9 @@ export function stripInvalidMentions(rt: RichText): RichText {
   rt = rt.clone()
   if (rt.facets) {
     rt.facets = rt.facets?.filter(facet => {
-      const mention = facet.features.find(AppBskyRichtextFacet.isMention)
+      const mention = facet.features.find(f =>
+        bsky.isType(app.bsky.richtext.facet.mention, f),
+      )
       if (mention && !mention.did) {
         return false
       }
diff --git a/src/screens/Messages/components/MessageInputEmbed.tsx b/src/screens/Messages/components/MessageInputEmbed.tsx
index 477939cd3e..9d1e4c32f6 100644
--- a/src/screens/Messages/components/MessageInputEmbed.tsx
+++ b/src/screens/Messages/components/MessageInputEmbed.tsx
@@ -1,12 +1,7 @@
 import {useCallback, useEffect, useMemo, useState} from 'react'
 import {LayoutAnimation, View} from 'react-native'
-import {
-  AppBskyFeedPost,
-  AppBskyRichtextFacet,
-  AtUri,
-  moderatePost,
-  RichText as RichTextAPI,
-} from '@atproto/api'
+import {AppBskyFeedPost, AtUri, moderatePost} from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {type RouteProp, useNavigation, useRoute} from '@react-navigation/native'
 
@@ -16,6 +11,7 @@ import {
   type CommonNavigatorParams,
   type NavigationProp,
 } from '#/lib/routes/types'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {
   convertBskyAppUrlIfNeeded,
   getChatInviteCodeFromUrl,
@@ -36,6 +32,7 @@ import {ContentHider} from '#/components/moderation/ContentHider'
 import {PostAlerts} from '#/components/moderation/PostAlerts'
 import {RichText} from '#/components/RichText'
 import {Text} from '#/components/Typography'
+import {app} from '#/lexicons'
 import * as bsky from '#/types/bsky'
 
 /**
@@ -106,7 +103,7 @@ export function useExtractEmbedFromFacets(
   for (const facet of rt.facets ?? []) {
     for (const feature of facet.features) {
       if (
-        AppBskyRichtextFacet.isLink(feature) &&
+        bsky.isType(app.bsky.richtext.facet.link, feature) &&
         (isBskyPostUrl(feature.uri) || isBskyChatInviteUrl(feature.uri))
       ) {
         uriFromFacet = feature.uri
@@ -176,7 +173,7 @@ function MessageInputPostEmbed({
       return {
         rt: new RichTextAPI({
           text: post.record.text,
-          facets: post.record.facets,
+          facets: asSdkFacets(post.record.facets),
         }),
         record: post.record,
       }
diff --git a/src/screens/Messages/components/MessagesList.tsx b/src/screens/Messages/components/MessagesList.tsx
index 312a2277ad..e9d336a67a 100644
--- a/src/screens/Messages/components/MessagesList.tsx
+++ b/src/screens/Messages/components/MessagesList.tsx
@@ -25,13 +25,12 @@ import {scheduleOnRN} from 'react-native-worklets'
 import {
   type $Typed,
   type AppBskyEmbedRecord,
-  AppBskyRichtextFacet,
   ChatBskyConvoDefs,
   type ChatBskyEmbedJoinLink,
   ChatBskyGroupDefs,
-  RichText,
 } from '@atproto/api'
 import {useScrollEdgeEffectRef} from '@bsky.app/expo-scroll-edge-effect'
+import {RichText} from '@bsky.app/sdk/richtext'
 
 import {useNonReactiveCallback} from '#/lib/hooks/useNonReactiveCallback'
 import {mergeRefs} from '#/lib/merge-refs'
@@ -52,7 +51,7 @@ import {type ConvoState, ConvoStatus} from '#/state/messages/convo/types'
 import {useGetJoinLinkPreview} from '#/state/queries/join-links'
 import {useGetPost} from '#/state/queries/post'
 import {createEmbedViewRecordFromPost} from '#/state/queries/postgate/util'
-import {useAgent, useSession} from '#/state/session'
+import {useAppviewClient, useSession} from '#/state/session'
 import {List, type ListMethods} from '#/view/com/util/List'
 import {MessageComposer} from '#/screens/Messages/components/MessageComposer'
 import {MessageListError} from '#/screens/Messages/components/MessageListError'
@@ -71,6 +70,8 @@ import {Loader} from '#/components/Loader'
 import {Text} from '#/components/Typography'
 import {useAnalytics} from '#/analytics'
 import {IS_ANDROID, IS_NATIVE, IS_WEB} from '#/env'
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {ChatStatusInfo} from './ChatStatusInfo'
 import {groupSystemMessages, type RenderItem} from './groupSystemMessages'
 import {InviteLinkDialogProvider} from './InviteLinkDialogProvider'
@@ -144,7 +145,11 @@ export function MessagesList({
 }) {
   const ax = useAnalytics()
   const convoState = useConvoActive()
-  const agent = useAgent()
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles through
+   * the appview, and the public fallback keeps it working when logged out.
+   */
+  const appviewClient = useAppviewClient()
   const {hasSession, currentAccount} = useSession()
   const getPost = useGetPost()
   const getJoinLinkPreview = useGetJoinLinkPreview()
@@ -550,7 +555,8 @@ export function MessagesList({
         const linkFacet = rt.facets?.find(facet =>
           facet.features.find(
             feature =>
-              AppBskyRichtextFacet.isLink(feature) && predicate(feature.uri),
+              bsky.isType(app.bsky.richtext.facet.link, feature) &&
+              predicate(feature.uri),
           ),
         )
         if (linkFacet) {
@@ -617,7 +623,7 @@ export function MessagesList({
         replyTo = {messageId: reply.id}
       }
 
-      await rt.detectFacets(agent)
+      await rt.detectFacets(appviewClient)
 
       rt = shortenLinks(rt)
       rt = stripInvalidMentions(rt)
@@ -667,7 +673,7 @@ export function MessagesList({
       }
     },
     [
-      agent,
+      appviewClient,
       convoState,
       getPost,
       getJoinLinkPreview,
diff --git a/src/screens/PostThread/components/ThreadItemAnchor.tsx b/src/screens/PostThread/components/ThreadItemAnchor.tsx
index c4d664238b..4a2f6513e5 100644
--- a/src/screens/PostThread/components/ThreadItemAnchor.tsx
+++ b/src/screens/PostThread/components/ThreadItemAnchor.tsx
@@ -5,8 +5,8 @@ import {
   AppBskyFeedPost,
   type AppBskyFeedThreadgate,
   AtUri,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 
 import {useNonReactiveCallback} from '#/lib/hooks/useNonReactiveCallback'
@@ -14,6 +14,7 @@ import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
 import {makeProfileLink} from '#/lib/routes/links'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
 import {sanitizeHandle} from '#/lib/strings/handles'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {niceDate} from '#/lib/strings/time'
 import {
   POST_TOMBSTONE,
@@ -199,7 +200,7 @@ const ThreadItemAnchorInner = memo(function ThreadItemAnchorInner({
     () =>
       new RichTextAPI({
         text: record.text,
-        facets: record.facets,
+        facets: asSdkFacets(record.facets),
       }),
     [record],
   )
diff --git a/src/screens/PostThread/components/ThreadItemPost.tsx b/src/screens/PostThread/components/ThreadItemPost.tsx
index c7f5b3b5f7..bd256e43b0 100644
--- a/src/screens/PostThread/components/ThreadItemPost.tsx
+++ b/src/screens/PostThread/components/ThreadItemPost.tsx
@@ -4,14 +4,15 @@ import {
   type AppBskyFeedDefs,
   type AppBskyFeedThreadgate,
   AtUri,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Trans} from '@lingui/react/macro'
 
 import {MAX_POST_LINES} from '#/lib/constants'
 import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
 import {makeProfileLink} from '#/lib/routes/links'
 import {countLines} from '#/lib/strings/helpers'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {
   POST_TOMBSTONE,
   type Shadow,
@@ -211,7 +212,7 @@ const ThreadItemPostInner = memo(function ThreadItemPostInner({
     () =>
       new RichTextAPI({
         text: record.text,
-        facets: record.facets,
+        facets: asSdkFacets(record.facets),
       }),
     [record],
   )
diff --git a/src/screens/PostThread/components/ThreadItemTreePost.tsx b/src/screens/PostThread/components/ThreadItemTreePost.tsx
index 1560550329..3f4ae03741 100644
--- a/src/screens/PostThread/components/ThreadItemTreePost.tsx
+++ b/src/screens/PostThread/components/ThreadItemTreePost.tsx
@@ -4,14 +4,15 @@ import {
   type AppBskyFeedDefs,
   type AppBskyFeedThreadgate,
   AtUri,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Trans} from '@lingui/react/macro'
 
 import {MAX_POST_LINES} from '#/lib/constants'
 import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
 import {makeProfileLink} from '#/lib/routes/links'
 import {countLines} from '#/lib/strings/helpers'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {
   POST_TOMBSTONE,
   type Shadow,
@@ -271,7 +272,7 @@ const ThreadItemTreePostInner = memo(function ThreadItemTreePostInner({
     () =>
       new RichTextAPI({
         text: record.text,
-        facets: record.facets,
+        facets: asSdkFacets(record.facets),
       }),
     [record],
   )
diff --git a/src/screens/Profile/Header/ProfileHeaderLabeler.tsx b/src/screens/Profile/Header/ProfileHeaderLabeler.tsx
index 96e136da5c..812e65b6e2 100644
--- a/src/screens/Profile/Header/ProfileHeaderLabeler.tsx
+++ b/src/screens/Profile/Header/ProfileHeaderLabeler.tsx
@@ -5,8 +5,8 @@ import {
   type AppBskyLabelerDefs,
   moderateProfile,
   type ModerationOpts,
-  type RichText as RichTextAPI,
 } from '@atproto/api'
+import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {msg, plural} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Plural, Trans} from '@lingui/react/macro'
diff --git a/src/screens/Profile/Header/ProfileHeaderStandard.tsx b/src/screens/Profile/Header/ProfileHeaderStandard.tsx
index da01ded772..3070997b98 100644
--- a/src/screens/Profile/Header/ProfileHeaderStandard.tsx
+++ b/src/screens/Profile/Header/ProfileHeaderStandard.tsx
@@ -5,8 +5,8 @@ import {
   moderateProfile,
   type ModerationDecision,
   type ModerationOpts,
-  type RichText as RichTextAPI,
 } 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 {Trans} from '@lingui/react/macro'
diff --git a/src/screens/Profile/Header/index.tsx b/src/screens/Profile/Header/index.tsx
index 0b7ab16ec4..dbd8bafcab 100644
--- a/src/screens/Profile/Header/index.tsx
+++ b/src/screens/Profile/Header/index.tsx
@@ -12,8 +12,8 @@ import {
   type AppBskyLabelerDefs,
   moderateProfile,
   type ModerationOpts,
-  type RichText as RichTextAPI,
 } from '@atproto/api'
+import {type RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {useIsFocused} from '@react-navigation/native'
 
 import {sanitizeHandle} from '#/lib/strings/handles'
diff --git a/src/screens/ProfileList/components/Header.tsx b/src/screens/ProfileList/components/Header.tsx
index 9d6c4f3ff7..55f572c554 100644
--- a/src/screens/ProfileList/components/Header.tsx
+++ b/src/screens/ProfileList/components/Header.tsx
@@ -1,12 +1,14 @@
 import {useMemo} from 'react'
 import {View} from 'react-native'
-import {AppBskyGraphDefs, RichText as RichTextAPI} from '@atproto/api'
+import {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 {Trans} from '@lingui/react/macro'
 
 import {useHaptics} from '#/lib/haptics'
 import {makeListLink} from '#/lib/routes/links'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {logger} from '#/logger'
 import {useListBlockMutation, useListMuteMutation} from '#/state/queries/list'
 import {
@@ -128,7 +130,7 @@ export function Header({
       list.description
         ? new RichTextAPI({
             text: list.description,
-            facets: list.descriptionFacets,
+            facets: asSdkFacets(list.descriptionFacets),
           })
         : undefined,
     [list],
diff --git a/src/screens/Search/modules/ExploreTrendingTopics.tsx b/src/screens/Search/modules/ExploreTrendingTopics.tsx
index 38c8cac0a8..60c42323c3 100644
--- a/src/screens/Search/modules/ExploreTrendingTopics.tsx
+++ b/src/screens/Search/modules/ExploreTrendingTopics.tsx
@@ -1,11 +1,8 @@
 import {useMemo} from 'react'
 import {Pressable, View} from 'react-native'
 import {Image} from 'expo-image'
-import {
-  type AppBskyUnspeccedDefs,
-  moderateProfile,
-  RichText as RichTextApi,
-} from '@atproto/api'
+import {type AppBskyUnspeccedDefs, moderateProfile} from '@atproto/api'
+import {RichText as RichTextApi} from '@bsky.app/sdk/richtext'
 import {Plural, Trans, useLingui} from '@lingui/react/macro'
 
 import {useModerationOpts} from '#/state/preferences/moderation-opts'
diff --git a/src/screens/StarterPack/StarterPackScreen.tsx b/src/screens/StarterPack/StarterPackScreen.tsx
index ddbd5cd840..bb9c6506e9 100644
--- a/src/screens/StarterPack/StarterPackScreen.tsx
+++ b/src/screens/StarterPack/StarterPackScreen.tsx
@@ -6,8 +6,8 @@ import {
   AppBskyGraphStarterpack,
   AtUri,
   type ModerationOpts,
-  RichText as RichTextAPI,
 } 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'
@@ -24,6 +24,7 @@ import {
   type NavigationProp,
 } from '#/lib/routes/types'
 import {cleanError} from '#/lib/strings/errors'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {getStarterPackOgCard} from '#/lib/strings/starter-pack'
 import {logger} from '#/logger'
 import {updateProfileShadow} from '#/state/cache/profile-shadow'
@@ -418,7 +419,7 @@ function Header({
   const richText = record.description
     ? new RichTextAPI({
         text: record.description,
-        facets: record.descriptionFacets,
+        facets: asSdkFacets(record.descriptionFacets),
       })
     : undefined
 
diff --git a/src/screens/VideoFeed/index.tsx b/src/screens/VideoFeed/index.tsx
index 6e7bb4139a..38c2e5a89d 100644
--- a/src/screens/VideoFeed/index.tsx
+++ b/src/screens/VideoFeed/index.tsx
@@ -31,8 +31,8 @@ import {
   AppBskyFeedPost,
   AtUri,
   type ModerationDecision,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {
   type RouteProp,
@@ -58,6 +58,7 @@ import {
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
 import {cleanError} from '#/lib/strings/errors'
 import {sanitizeHandle} from '#/lib/strings/handles'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {logger} from '#/logger'
 import {useA11y} from '#/state/a11y'
 import {
@@ -834,7 +835,7 @@ function Overlay({
     : undefined
   const richText = new RichTextAPI({
     text: record?.text || '',
-    facets: record?.facets,
+    facets: asSdkFacets(record?.facets),
   })
   const handle = sanitizeHandle(post.author.handle, '@')
 
diff --git a/src/state/queries/feed.ts b/src/state/queries/feed.ts
index 9a9a8c09b9..a3b90de32b 100644
--- a/src/state/queries/feed.ts
+++ b/src/state/queries/feed.ts
@@ -5,9 +5,9 @@ import {
   type AppBskyGraphDefs,
   AtUri,
   moderateFeedGenerator,
-  RichText,
 } from '@atproto/api'
 import {type AtUriString} from '@atproto/syntax'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {t} from '@lingui/core/macro'
 import {
   type InfiniteData,
@@ -22,6 +22,7 @@ import {
 import {DISCOVER_FEED_URI, DISCOVER_SAVED_FEED} from '#/lib/constants'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
 import {sanitizeHandle} from '#/lib/strings/handles'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {GCTIME, STALE} from '#/state/queries'
 import {RQKEY as listQueryKey} from '#/state/queries/list'
 import {usePreferencesQuery} from '#/state/queries/preferences'
@@ -104,7 +105,7 @@ export function hydrateFeedGenerator(
 
   const description = new RichText({
     text: view.description || '',
-    facets: (view.descriptionFacets || [])?.slice(),
+    facets: asSdkFacets((view.descriptionFacets || [])?.slice()),
   })
 
   if (!view.descriptionFacets) {
@@ -145,7 +146,7 @@ export function hydrateList(view: AppBskyGraphDefs.ListView): FeedSourceInfo {
 
   const description = new RichText({
     text: view.description || '',
-    facets: (view.descriptionFacets || [])?.slice(),
+    facets: asSdkFacets((view.descriptionFacets || [])?.slice()),
   })
 
   if (!view.descriptionFacets) {
diff --git a/src/state/queries/starter-packs.ts b/src/state/queries/starter-packs.ts
index ddf8365dda..6a1aecef0e 100644
--- a/src/state/queries/starter-packs.ts
+++ b/src/state/queries/starter-packs.ts
@@ -3,11 +3,10 @@ import {
   AppBskyGraphDefs,
   type AppBskyGraphGetStarterPack,
   AppBskyGraphStarterpack,
-  type AppBskyRichtextFacet,
   type AtpAgent,
   AtUri,
-  RichText,
 } from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {
   type QueryClient,
   useMutation,
@@ -26,7 +25,8 @@ import {
 import {invalidateActorStarterPacksQuery} from '#/state/queries/actor-starter-packs'
 import {STALE} from '#/state/queries/index'
 import {invalidateListMembersQuery} from '#/state/queries/list-members'
-import {useAgent} from '#/state/session'
+import {useAgent, useAppviewClient} from '#/state/session'
+import {type app} from '#/lexicons'
 import * as bsky from '#/types/bsky'
 
 const RQKEY_ROOT = 'starter-pack'
@@ -105,6 +105,11 @@ export function useCreateStarterPackMutation({
 }) {
   const queryClient = useQueryClient()
   const agent = useAgent()
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles through
+   * the appview, and the public fallback keeps it working when logged out.
+   */
+  const appviewClient = useAppviewClient()
 
   return useMutation<
     {uri: string; cid: string},
@@ -112,10 +117,10 @@ export function useCreateStarterPackMutation({
     UseCreateStarterPackMutationParams
   >({
     mutationFn: async ({name, description, feeds, profiles}) => {
-      let descriptionFacets: AppBskyRichtextFacet.Main[] | undefined
+      let descriptionFacets: app.bsky.richtext.facet.Main[] | undefined
       if (description) {
         const rt = new RichText({text: description})
-        await rt.detectFacets(agent)
+        await rt.detectFacets(appviewClient)
         descriptionFacets = rt.facets
       }
 
@@ -167,6 +172,7 @@ export function useEditStarterPackMutation({
 }) {
   const queryClient = useQueryClient()
   const agent = useAgent()
+  const appviewClient = useAppviewClient()
 
   return useMutation<
     void,
@@ -184,10 +190,10 @@ export function useEditStarterPackMutation({
       currentStarterPack,
       currentListItems,
     }) => {
-      let descriptionFacets: AppBskyRichtextFacet.Main[] | undefined
+      let descriptionFacets: app.bsky.richtext.facet.Main[] | undefined
       if (description) {
         const rt = new RichText({text: description})
-        await rt.detectFacets(agent)
+        await rt.detectFacets(appviewClient)
         descriptionFacets = rt.facets
       }
 
diff --git a/src/view/com/composer/Composer.tsx b/src/view/com/composer/Composer.tsx
index 6c7c2280c2..c2e651556d 100644
--- a/src/view/com/composer/Composer.tsx
+++ b/src/view/com/composer/Composer.tsx
@@ -49,10 +49,10 @@ import {
   AppBskyUnspeccedDefs,
   AtUri,
   ChatBskyGroupDefs,
-  type RichText,
 } from '@atproto/api'
 import {type Client} from '@atproto/lex'
 import {type AtUriString} from '@atproto/syntax'
+import {type RichText} from '@bsky.app/sdk/richtext'
 import {plural} from '@lingui/core/macro'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useNavigation} from '@react-navigation/native'
@@ -1083,6 +1083,7 @@ export const ComposePost = ({
           replyTo: replyTo?.uri,
           onStateChange: setPublishingStage,
           langs: currentLanguages,
+          appviewClient: client,
         })
       ).uris[0]
 
diff --git a/src/view/com/composer/drafts/state/api.ts b/src/view/com/composer/drafts/state/api.ts
index b8fddc618f..3b5ff9cdf2 100644
--- a/src/view/com/composer/drafts/state/api.ts
+++ b/src/view/com/composer/drafts/state/api.ts
@@ -1,7 +1,8 @@
 /**
  * Type converters for Draft API - convert between ComposerState and server Draft types.
  */
-import {AppBskyDraftDefs, AtUri, RichText} from '@atproto/api'
+import {AppBskyDraftDefs, AtUri} from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {nanoid} from 'nanoid/non-secure'
 
 import {resolveLink} from '#/lib/api/resolve'
diff --git a/src/view/com/composer/select-language/SuggestedLanguage.tsx b/src/view/com/composer/select-language/SuggestedLanguage.tsx
index ab731cda22..71a45ec796 100644
--- a/src/view/com/composer/select-language/SuggestedLanguage.tsx
+++ b/src/view/com/composer/select-language/SuggestedLanguage.tsx
@@ -1,11 +1,11 @@
 import {useEffect, useMemo, useRef, useState} from 'react'
 import {Platform, Text as RNText, View} from 'react-native'
-import {RichText} from '@atproto/api'
 import {parseLanguageString} from '@atproto/syntax'
 import {
   guessLanguageAsync,
   type LanguageResult,
 } from '@bsky.app/expo-guess-language'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {Trans, useLingui} from '@lingui/react/macro'
 import debounce from 'lodash.debounce'
 
diff --git a/src/view/com/composer/state/composer.ts b/src/view/com/composer/state/composer.ts
index fc8b341270..3d2aa45992 100644
--- a/src/view/com/composer/state/composer.ts
+++ b/src/view/com/composer/state/composer.ts
@@ -3,9 +3,8 @@ import {
   type AppBskyActorDefs,
   type AppBskyDraftDefs,
   type AppBskyFeedPostgate,
-  AppBskyRichtextFacet,
-  RichText,
 } from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {nanoid} from 'nanoid/non-secure'
 
 import {type VideoTelemetry} from '#/lib/media/video/telemetry'
@@ -28,6 +27,8 @@ import {
   suggestLinkCardUri,
 } from '#/view/com/composer/text-input/text-input-util'
 import {type Gif} from '#/features/gifPicker/types'
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {
   createVideoState,
   type VideoAction,
@@ -677,7 +678,7 @@ export function createComposerState({
     if (initRichText.facets) {
       for (const facet of initRichText.facets) {
         for (const feature of facet.features) {
-          if (AppBskyRichtextFacet.isLink(feature)) {
+          if (bsky.isType(app.bsky.richtext.facet.link, feature)) {
             if (isBskyPostUrl(feature.uri)) {
               detectedPostUris.set(feature.uri, {facet, rt: initRichText})
             } else {
diff --git a/src/view/com/composer/text-input/TextInput.tsx b/src/view/com/composer/text-input/TextInput.tsx
index 88389ffd56..d230b01545 100644
--- a/src/view/com/composer/text-input/TextInput.tsx
+++ b/src/view/com/composer/text-input/TextInput.tsx
@@ -12,7 +12,7 @@ import {
   View,
 } from 'react-native'
 import {type PasteEventPayload, TextInputWrapper} from 'expo-paste-input'
-import {AppBskyRichtextFacet, RichText} from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {useLingui} from '@lingui/react/macro'
 
 import {IMAGE_SIZE_CONFIG_POSTS} from '#/lib/constants'
@@ -27,6 +27,8 @@ import {
 import {atoms as a, useAlf} from '#/alf'
 import {normalizeTextStyles} from '#/alf/typography'
 import {IS_ANDROID} from '#/env'
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {Autocomplete} from './mobile/Autocomplete'
 import {type TextInputProps} from './TextInput.types'
 
@@ -88,7 +90,7 @@ export function TextInput({
       if (newRt.facets) {
         for (const facet of newRt.facets) {
           for (const feature of facet.features) {
-            if (AppBskyRichtextFacet.isLink(feature)) {
+            if (bsky.isType(app.bsky.richtext.facet.link, feature)) {
               if (isUriImage(feature.uri)) {
                 const res = await downloadAndResize({
                   uri: feature.uri,
diff --git a/src/view/com/composer/text-input/TextInput.types.ts b/src/view/com/composer/text-input/TextInput.types.ts
index fab2bc32f8..e60432b41e 100644
--- a/src/view/com/composer/text-input/TextInput.types.ts
+++ b/src/view/com/composer/text-input/TextInput.types.ts
@@ -1,5 +1,5 @@
 import {type TextInput} from 'react-native'
-import {type RichText} from '@atproto/api'
+import {type RichText} from '@bsky.app/sdk/richtext'
 
 export type TextInputRef = {
   focus: () => void
diff --git a/src/view/com/composer/text-input/TextInput.web.tsx b/src/view/com/composer/text-input/TextInput.web.tsx
index e76d9e3f3d..f75d60f4bd 100644
--- a/src/view/com/composer/text-input/TextInput.web.tsx
+++ b/src/view/com/composer/text-input/TextInput.web.tsx
@@ -8,7 +8,7 @@ import {
 } from 'react'
 import {StyleSheet, View} from 'react-native'
 import Animated, {FadeIn, FadeOut} from 'react-native-reanimated'
-import {AppBskyRichtextFacet, RichText} from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {Trans} from '@lingui/react/macro'
 import {getSchema} from '@tiptap/core'
 import {Document} from '@tiptap/extension-document'
@@ -40,6 +40,8 @@ import {normalizeTextStyles} from '#/alf/typography'
 import {type Emoji} from '#/components/EmojiPicker'
 import {Portal} from '#/components/Portal'
 import {Text} from '#/components/Typography'
+import {app} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {type TextInputProps} from './TextInput.types'
 import {type AutocompleteRef, createSuggestion} from './web/Autocomplete'
 import {LinkDecorator} from './web/LinkDecorator'
@@ -265,7 +267,7 @@ export function TextInput({
         if (newRt.facets) {
           for (const facet of newRt.facets) {
             for (const feature of facet.features) {
-              if (AppBskyRichtextFacet.isLink(feature)) {
+              if (bsky.isType(app.bsky.richtext.facet.link, feature)) {
                 nextDetectedUris.set(feature.uri, {facet, rt: newRt})
               }
             }
diff --git a/src/view/com/composer/text-input/text-input-util.ts b/src/view/com/composer/text-input/text-input-util.ts
index 71db8c3238..998d7074d9 100644
--- a/src/view/com/composer/text-input/text-input-util.ts
+++ b/src/view/com/composer/text-input/text-input-util.ts
@@ -1,8 +1,10 @@
-import {type AppBskyRichtextFacet, type RichText} from '@atproto/api'
+import {type RichText} from '@bsky.app/sdk/richtext'
+
+import {type app} from '#/lexicons'
 
 export type LinkFacetMatch = {
   rt: RichText
-  facet: AppBskyRichtextFacet.Main
+  facet: app.bsky.richtext.facet.Main
 }
 
 export function suggestLinkCardUri(
diff --git a/src/view/com/post/Post.tsx b/src/view/com/post/Post.tsx
index dc17bff725..b67133df65 100644
--- a/src/view/com/post/Post.tsx
+++ b/src/view/com/post/Post.tsx
@@ -6,14 +6,15 @@ import {
   AtUri,
   moderatePost,
   type ModerationDecision,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {useQueryClient} from '@tanstack/react-query'
 
 import {MAX_POST_LINES} from '#/lib/constants'
 import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
 import {makeProfileLink} from '#/lib/routes/links'
 import {countLines} from '#/lib/strings/helpers'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {
   POST_TOMBSTONE,
   type Shadow,
@@ -68,7 +69,7 @@ export function Post({
       record
         ? new RichTextAPI({
             text: record.text,
-            facets: record.facets,
+            facets: asSdkFacets(record.facets),
           })
         : undefined,
     [record],
diff --git a/src/view/com/posts/PostFeed.tsx b/src/view/com/posts/PostFeed.tsx
index eea2453739..2ccf3872dc 100644
--- a/src/view/com/posts/PostFeed.tsx
+++ b/src/view/com/posts/PostFeed.tsx
@@ -25,8 +25,8 @@ import {
   AppBskyEmbedImages,
   AppBskyEmbedVideo,
   type AppBskyFeedDefs,
-  type RichText as RichTextType,
 } from '@atproto/api'
+import {type RichText as RichTextType} from '@bsky.app/sdk/richtext'
 import {useLingui} from '@lingui/react/macro'
 import {useQueryClient} from '@tanstack/react-query'
 
diff --git a/src/view/com/posts/PostFeedItem.tsx b/src/view/com/posts/PostFeedItem.tsx
index 57f506c5d1..a95b41635b 100644
--- a/src/view/com/posts/PostFeedItem.tsx
+++ b/src/view/com/posts/PostFeedItem.tsx
@@ -7,8 +7,8 @@ import {
   AppBskyFeedThreadgate,
   AtUri,
   type ModerationDecision,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {useQueryClient} from '@tanstack/react-query'
 
 import {type ReasonFeedSource} from '#/lib/api/feed/types'
@@ -17,6 +17,7 @@ import {useOpenComposer} from '#/lib/hooks/useOpenComposer'
 import {usePalette} from '#/lib/hooks/usePalette'
 import {makeProfileLink} from '#/lib/routes/links'
 import {countLines} from '#/lib/strings/helpers'
+import {asSdkFacets} from '#/lib/strings/rich-text-helpers'
 import {
   POST_TOMBSTONE,
   type Shadow,
@@ -104,7 +105,7 @@ export function PostFeedItem({
     () =>
       new RichTextAPI({
         text: record.text,
-        facets: record.facets,
+        facets: asSdkFacets(record.facets),
       }),
     [record],
   )
diff --git a/src/view/screens/DebugMod.tsx b/src/view/screens/DebugMod.tsx
index c3fe8fba8e..d92043966c 100644
--- a/src/view/screens/DebugMod.tsx
+++ b/src/view/screens/DebugMod.tsx
@@ -15,8 +15,8 @@ import {
   type ModerationBehavior,
   type ModerationDecision,
   type ModerationOpts,
-  RichText,
 } from '@atproto/api'
+import {RichText} from '@bsky.app/sdk/richtext'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 
diff --git a/src/view/screens/Profile.tsx b/src/view/screens/Profile.tsx
index ead74bae94..c796bf9586 100644
--- a/src/view/screens/Profile.tsx
+++ b/src/view/screens/Profile.tsx
@@ -6,8 +6,8 @@ import {
   type AppBskyActorDefs,
   moderateProfile,
   type ModerationOpts,
-  RichText as RichTextAPI,
 } from '@atproto/api'
+import {RichText as RichTextAPI} from '@bsky.app/sdk/richtext'
 import {msg} from '@lingui/core/macro'
 import {useLingui} from '@lingui/react'
 import {Trans} from '@lingui/react/macro'
@@ -33,7 +33,7 @@ import {useLabelerInfoQuery} from '#/state/queries/labeler'
 import {resetProfilePostsQueries} from '#/state/queries/post-feed'
 import {useProfileQuery} from '#/state/queries/profile'
 import {useResolveDidQuery} from '#/state/queries/resolve-uri'
-import {useAgent, useSession} from '#/state/session'
+import {useAppviewClient, useSession} from '#/state/session'
 import {ProfileFeedgens} from '#/view/com/feeds/ProfileFeedgens'
 import {ProfileLists} from '#/view/com/lists/ProfileLists'
 import {PagerWithHeader} from '#/view/com/pager/PagerWithHeader'
@@ -613,7 +613,11 @@ function ProfileScreenLoaded({
 }
 
 function useRichText(text: string): [RichTextAPI, boolean] {
-  const agent = useAgent()
+  /*
+   * Facet/mention resolution is an appview job - it resolves handles through
+   * the appview, and the public fallback keeps it working when logged out.
+   */
+  const client = useAppviewClient()
   const [prevText, setPrevText] = useState(text)
   const [rawRT, setRawRT] = useState(() => new RichTextAPI({text}))
   const [resolvedRT, setResolvedRT] = useState<RichTextAPI | null>(null)
@@ -628,7 +632,7 @@ function useRichText(text: string): [RichTextAPI, boolean] {
     async function resolveRTFacets() {
       // new each time
       const resolvedRT = new RichTextAPI({text})
-      await resolvedRT.detectFacets(agent)
+      await resolvedRT.detectFacets(client)
       if (!ignore) {
         setResolvedRT(resolvedRT)
       }
@@ -637,7 +641,7 @@ function useRichText(text: string): [RichTextAPI, boolean] {
     return () => {
       ignore = true
     }
-  }, [text, agent])
+  }, [text, client])
   const isResolving = resolvedRT === null
   return [resolvedRT ?? rawRT, isResolving]
 }