diff --git a/routers/callback.py b/routers/callback.py
index 0ab065b..b4c2321 100644
--- a/routers/callback.py
+++ b/routers/callback.py
@@ -346,8 +346,10 @@ async def handle_talk_command(command: str, chat_id: int, user_id: int) -> str:
         )
         
         if success:
-            return f"✅ 私聊消息已发送给「{target_username}」！"
+            # 私聊消息发送成功，不向主URL发送提示消息
+            return ""
         else:
+            # 发送失败时仍然需要提示用户
             return f"❌ 发送私聊消息失败，请稍后重试。"
             
     except Exception as e: