diff --git a/src/backend/bisheng/api/v1/chat.py b/src/backend/bisheng/api/v1/chat.py
index f8df13d8..309343ff 100644
--- a/src/backend/bisheng/api/v1/chat.py
+++ b/src/backend/bisheng/api/v1/chat.py
@@ -164,8 +164,8 @@ def get_chatlist_list(*,
             status_code=200)
 def get_online_chat(*,
                     keyword: Optional[str] = None,
-                    page: Optional[int] = 1,
-                    limit: Optional[int] = 10,
+                    page: Optional[int] = 0,
+                    limit: Optional[int] = 0,
                     Authorize: AuthJWT = Depends()):
     Authorize.jwt_required()
     payload = json.loads(Authorize.get_jwt_subject())
@@ -200,7 +200,9 @@ def get_online_chat(*,
                                update_time=one.update_time,
                                flow_type='flow'))
     res.sort(key=lambda x: x.update_time, reverse=True)
-    return resp_200(data=res[(page - 1) * limit:page * limit])
+    if page and limit:
+        res = res[(page - 1) * limit:page * limit]
+    return resp_200(data=res)
 
 
 @router.websocket('/chat/{flow_id}')
diff --git a/src/backend/bisheng/database/models/message.py b/src/backend/bisheng/database/models/message.py
index cca5525c..928132e7 100644
--- a/src/backend/bisheng/database/models/message.py
+++ b/src/backend/bisheng/database/models/message.py
@@ -115,7 +115,7 @@ def delete_by_message_id(cls, user_id: int, message_id: str):
             logger.info('delete_param_error user_id={} chat_id={}', user_id, message_id)
             return False
 
-        statement = delete(ChatMessage).where(ChatMessage.chat_id == message_id,
+        statement = delete(ChatMessage).where(ChatMessage.id == message_id,
                                               ChatMessage.user_id == user_id)
 
         with session_getter() as session:
diff --git a/src/frontend/src/controllers/API/index.ts b/src/frontend/src/controllers/API/index.ts
index 18ff386a..bb83bc05 100644
--- a/src/frontend/src/controllers/API/index.ts
+++ b/src/frontend/src/controllers/API/index.ts
@@ -250,7 +250,7 @@ export async function postValidatePrompt(
  */
 export const getChatsApi = (page) => {
   return (axios.get(`/api/v1/chat/list?page=${page}&limit=40`) as Promise<any[]>).then(res =>
-    res?.filter((el,i) => el.chat_id) || []
+    res?.filter((el, i) => el.chat_id) || []
   )
 };
 
@@ -417,13 +417,17 @@ export async function GPUlistByFinetuneApi(): Promise<any> {
  */
 // 分词
 export async function splitWordApi(word: string, messageId: string): Promise<string[]> {
-  return await axios.get(`/api/v1/qa/keyword?answer=${encodeURIComponent(word)}&message_id=${messageId}`)
+  return await axios.get(`/api/v1/qa/keyword?message_id=${messageId}`)
 }
 
 // 获取 chunks
 export async function getSourceChunksApi(chatId: string, messageId: number, keys: string) {
   try {
-    let chunks: any[] = await axios.get(`/api/v1/qa/chunk?chat_id=${chatId}&message_id=${messageId}&keys=${keys}`)
+    let chunks: any[] = await axios.post(`/api/v1/qa/chunk`, {
+      chat_id: chatId,
+      message_id: messageId,
+      keys,
+    })
 
     const fileMap = {}
     chunks.forEach(chunk => {