diff --git a/services/web/app/src/Features/Chat/ChatController.js b/services/web/app/src/Features/Chat/ChatController.js
index 56df5a82c2..fabd32fef2 100644
--- a/services/web/app/src/Features/Chat/ChatController.js
+++ b/services/web/app/src/Features/Chat/ChatController.js
@@ -1,4 +1,5 @@
 const { expressify } = require('@overleaf/promise-utils')
+const Modules = require('../../infrastructure/Modules')
 const ChatApiHandler = require('./ChatApiHandler')
 const EditorRealTimeController = require('../Editor/EditorRealTimeController')
 const SessionManager = require('../Authentication/SessionManager')
@@ -24,6 +25,13 @@ async function sendMessage(req, res) {
   message.user = UserInfoController.formatPersonalInfo(user)
   message.clientId = clientId
   EditorRealTimeController.emitToRoom(projectId, 'new-chat-message', message)
+
+  await Modules.promises.hooks.fire('chatMessageSent', {
+    projectId,
+    userId,
+    messageId: message.id,
+  })
+
   res.sendStatus(204)
 }
 
diff --git a/services/web/test/unit/src/Chat/ChatControllerTests.js b/services/web/test/unit/src/Chat/ChatControllerTests.js
index 15334fb47c..ab35eb21f4 100644
--- a/services/web/test/unit/src/Chat/ChatControllerTests.js
+++ b/services/web/test/unit/src/Chat/ChatControllerTests.js
@@ -21,6 +21,13 @@ describe('ChatController', function () {
       promises: {},
     }
     this.UserInfoController = {}
+    this.Modules = {
+      promises: {
+        hooks: {
+          fire: sinon.stub().resolves(),
+        },
+      },
+    }
     this.ChatController = SandboxedModule.require(MODULE_PATH, {
       requires: {
         '@overleaf/settings': this.settings,
@@ -30,6 +37,7 @@ describe('ChatController', function () {
         '../Authentication/SessionManager': this.SessionManager,
         '../User/UserInfoManager': this.UserInfoManager,
         '../User/UserInfoController': this.UserInfoController,
+        '../../infrastructure/Modules': this.Modules,
       },
     })
     this.req = {