diff --git a/server/packages/sdk/src/structs/events.ts b/server/packages/sdk/src/structs/events.ts
index 69510af1..e90f46d3 100644
--- a/server/packages/sdk/src/structs/events.ts
+++ b/server/packages/sdk/src/structs/events.ts
@@ -11,6 +11,7 @@ export interface BuiltinEventMap {
         groupId?: string;
         converseId: string;
         messageId: string;
+        author: string;
         content: string;
         plain?: string;
         meta: MessageMetaStruct;
diff --git a/server/services/core/chat/inbox.service.ts b/server/services/core/chat/inbox.service.ts
index d254498e..e304ed1d 100644
--- a/server/services/core/chat/inbox.service.ts
+++ b/server/services/core/chat/inbox.service.ts
@@ -39,6 +39,7 @@ class InboxService extends TcService {
                     groupId: payload.groupId,
                     converseId: payload.converseId,
                     messageId: payload.messageId,
+                    messageAuthor: payload.author,
                     messageSnippet: payload.content,
                     messagePlainContent: payload.plain,
                   },
@@ -95,7 +96,7 @@ class InboxService extends TcService {
     ctx: TcContext<{
       userId?: string;
       type: string;
-      payload: any;
+      payload: Record<string, any>;
     }>
   ) {
     const { userId = ctx.meta.userId, type, payload } = ctx.params;
diff --git a/server/services/core/chat/message.service.ts b/server/services/core/chat/message.service.ts
index f319b04c..6c1d843d 100644
--- a/server/services/core/chat/message.service.ts
+++ b/server/services/core/chat/message.service.ts
@@ -209,6 +209,7 @@ class MessageService extends TcService {
       groupId: String(groupId),
       converseId: String(converseId),
       messageId: String(message._id),
+      author: userId,
       content,
       plain,
       meta: meta ?? {},