diff --git a/src/state/queries/preferences/index.ts b/src/state/queries/preferences/index.ts
index 912a87a1ba..d94342e40b 100644
--- a/src/state/queries/preferences/index.ts
+++ b/src/state/queries/preferences/index.ts
@@ -38,7 +38,7 @@ import {
   type UsePreferencesQueryResponse,
 } from '#/state/queries/preferences/types'
 import {createQueryKey} from '#/state/queries/util'
-import {useAppviewClient, usePdsClient} from '#/state/session'
+import {useAppviewClient, useChatClient, usePdsClient} from '#/state/session'
 import {applyLabelersToClient, saveLabelers} from '#/state/session/moderation'
 import {useAgeAssurance} from '#/ageAssurance'
 import {makeAgeRestrictedModerationPrefs} from '#/ageAssurance/util'
@@ -58,6 +58,7 @@ export const preferencesQueryKey = createQueryKey(
 export function usePreferencesQuery() {
   const client = usePdsClient()
   const appviewClient = useAppviewClient()
+  const chatClient = useChatClient()
   const aa = useAgeAssurance()
 
   const query = useQuery({
@@ -85,12 +86,12 @@ export function usePreferencesQuery() {
          * from a labeler would not affect server-attached labels until the
          * session bundle was rebuilt.
          *
-         * The subscriptions go on the appview client, which is what stamps
-         * `atproto-accept-labelers` on its own requests. The Bluesky moderation
-         * DID is dropped so the globally redacted authority is not also listed
-         * unredacted.
+         * The subscriptions go on both services that hydrate moderated content.
+         * The Bluesky moderation DID is dropped so the globally redacted
+         * authority is not also listed unredacted.
          */
         applyLabelersToClient(appviewClient, labelerDids)
+        applyLabelersToClient(chatClient, labelerDids)
 
         /*
          * `BskyPreferences` is now the sdk's own type, so the assembled
diff --git a/src/state/session/__tests__/clients-test.ts b/src/state/session/__tests__/clients-test.ts
index 50cf70fede..ec0e8d99c4 100644
--- a/src/state/session/__tests__/clients-test.ts
+++ b/src/state/session/__tests__/clients-test.ts
@@ -251,19 +251,35 @@ describe('buildChatClient', () => {
     expect(headers.get('authorization')).toBe('Bearer access-jwt')
   })
 
-  it('emits no labeler header', async () => {
-    /* the global authorities do not apply: a chat call is not an appview read */
+  it('emits a global app labeler once, redacted', async () => {
+    const client = buildChatClient(makeSession(fetchMock))
     configureGlobalAppLabelers(['did:plc:global-labeler'])
 
-    await buildChatClient(makeSession(fetchMock))
-      .call(chat.bsky.convo.listConvos, {})
-      .catch(() => {})
+    await client.call(chat.bsky.convo.listConvos, {}).catch(() => {})
 
-    expect(
-      headersFor(fetchMock, 'chat.bsky.convo.listConvos').get(
-        'atproto-accept-labelers',
-      ),
-    ).toBeNull()
+    const labelers = headersFor(fetchMock, 'chat.bsky.convo.listConvos').get(
+      'atproto-accept-labelers',
+    )
+    const entries = labelers!
+      .split(',')
+      .map(l => l.trim())
+      .filter(l => l.includes('did:plc:global-labeler'))
+    expect(entries).toEqual(['did:plc:global-labeler;redact'])
+  })
+
+  it('emits an account subscription exactly once', async () => {
+    const client = buildChatClient(makeSession(fetchMock))
+    client.setLabelers(['did:plc:labeler'])
+
+    await client.call(chat.bsky.convo.listConvos, {}).catch(() => {})
+
+    const labelers = headersFor(fetchMock, 'chat.bsky.convo.listConvos').get(
+      'atproto-accept-labelers',
+    )
+    const entries = labelers!
+      .split(',')
+      .filter(l => l.includes('did:plc:labeler'))
+    expect(entries).toHaveLength(1)
   })
 })
 
diff --git a/src/state/session/__tests__/moderation-test.ts b/src/state/session/__tests__/moderation-test.ts
new file mode 100644
index 0000000000..4c7b1c8263
--- /dev/null
+++ b/src/state/session/__tests__/moderation-test.ts
@@ -0,0 +1,45 @@
+import {type Client} from '@atproto/lex'
+import {api} from '@bsky/sdk'
+import {beforeEach, describe, expect, it, jest} from '@jest/globals'
+
+jest.mock('#/storage', () => ({
+  account: {
+    get: jest.fn(),
+    set: jest.fn(),
+  },
+  device: {
+    get: jest.fn(),
+  },
+}))
+
+import {account} from '#/storage'
+import {configureGlobalAppLabelers} from '../additional-moderation-authorities'
+import {configureModerationForAccount} from '../moderation'
+import {makeAccount} from './mock-fetch'
+
+describe('configureModerationForAccount', () => {
+  beforeEach(() => {
+    jest.clearAllMocks()
+    configureGlobalAppLabelers([])
+  })
+
+  it('applies cached account labelers to appview and chat', () => {
+    const appviewClient = {setLabelers: jest.fn()} as unknown as Client
+    const chatClient = {setLabelers: jest.fn()} as unknown as Client
+    jest
+      .mocked(account.get)
+      .mockReturnValue(['did:plc:account-labeler', api.moderation.did])
+
+    configureModerationForAccount(
+      {appviewClient, chatClient},
+      makeAccount({handle: 'alice.example.com'}),
+    )
+
+    expect(appviewClient.setLabelers).toHaveBeenCalledWith([
+      'did:plc:account-labeler',
+    ])
+    expect(chatClient.setLabelers).toHaveBeenCalledWith([
+      'did:plc:account-labeler',
+    ])
+  })
+})
diff --git a/src/state/session/additional-moderation-authorities.ts b/src/state/session/additional-moderation-authorities.ts
index 76d1039610..8d3e7e4d00 100644
--- a/src/state/session/additional-moderation-authorities.ts
+++ b/src/state/session/additional-moderation-authorities.ts
@@ -98,10 +98,10 @@ export function configureAdditionalModerationAuthorities() {
  * reads, so a request carries the same `;redact` authorities whether or not
  * there is a session behind it.
  *
- * It is a single global producer by design. The PDS and chat clients opt out
- * with `appLabelers: null` (see `clients.ts`) because those services take no
- * moderation authorities, leaving exactly one producer on an appview request and
- * none elsewhere.
+ * It is a single global producer by design. The PDS client opts out with
+ * `appLabelers: null` (see `clients.ts`) because that service takes no
+ * moderation authorities. Appview and chat requests each carry one copy from
+ * their respective clients.
  */
 export function configureGlobalAppLabelers(dids: string[]) {
   Client.configure({appLabelers: dids as `did:${string}:${string}`[]})
diff --git a/src/state/session/clients.ts b/src/state/session/clients.ts
index 026b2d8bd8..b1ba60be9e 100644
--- a/src/state/session/clients.ts
+++ b/src/state/session/clients.ts
@@ -54,12 +54,13 @@ export function buildPdsClient(agent: Agent): Client {
  * env-configurable `CHAT_PROXY_DID` rather than a hard-coded constant, so it can
  * be retargeted per environment.
  *
- * `appLabelers: null` for the same reason as the PDS client: the chat service
- * takes no moderation authorities.
+ * Unlike the PDS client, chat carries moderation authorities. The service uses
+ * them to hydrate labels on profiles embedded in conversation responses, so
+ * this client reads the global `Client.appLabelers` and receives the account's
+ * subscriptions through `configureModerationForAccount`.
  */
 export function buildChatClient(agent: Agent): Client {
   return createLexClient(agent, {
-    appLabelers: null,
     service: CHAT_PROXY_SERVICE,
   })
 }
diff --git a/src/state/session/moderation.ts b/src/state/session/moderation.ts
index 72afe204c2..40725ce11b 100644
--- a/src/state/session/moderation.ts
+++ b/src/state/session/moderation.ts
@@ -12,7 +12,7 @@ import {
 import {type SessionAccount} from './types'
 
 /** The moderation surface of a session bundle. */
-type ModerationSession = {appviewClient: Client}
+type ModerationSession = {appviewClient: Client; chatClient: Client}
 
 /**
  * Cache an account's subscribed labeler DIDs. Called on every preferences
@@ -45,8 +45,8 @@ export function readLabelers(did: string): string[] | undefined {
  * lex collects the two lists into a `Set` keyed on the suffixed string, so
  * neither dedupes against the other.
  *
- * Only the appview client takes subscriptions - the PDS and chat clients suppress
- * labelers entirely (see clients.ts).
+ * Appview and chat both take subscriptions. The PDS suppresses labelers because
+ * repo and identity requests do not hydrate moderated content (see clients.ts).
  */
 export function applyLabelersToClient(
   client: Client,
@@ -85,6 +85,7 @@ export function configureModerationForAccount(
   const labelerDids = readLabelers(account.did)
   if (labelerDids) {
     applyLabelersToClient(bundle.appviewClient, labelerDids)
+    applyLabelersToClient(bundle.chatClient, labelerDids)
   } else {
     // If there are no headers in the storage, we'll not send them on the initial requests.
     // If we wanted to fix this, we could block on the preferences query here.