diff --git a/meta_ui.py b/meta_ui.py
index 23a7a75..6da38ce 100644
--- a/meta_ui.py
+++ b/meta_ui.py
@@ -107,17 +107,20 @@ def chat(
 
     # 解析传入的 ChatInput 格式
     user = user_msg["text"] if isinstance(user_msg, dict) and "text" in user_msg else user_msg
-    
+
     # 构造 OpenAI 风格 messages，仅用于 /v1/chat/completions
     if api_suffix == "/v1/chat/completions":
         messages = []
-        for u, a in history:
-            messages.append({"role": "user", "content": u})
-            messages.append({"role": "assistant", "content": a})
-
-        user_input = user_msg["text"] if isinstance(user_msg, dict) and "text" in user_msg else user_msg
-        messages.append({"role": "user", "content": user_input})
+        # for u, a in history:
+        #     messages.append({"role": "user", "content": u})
+        #     messages.append({"role": "assistant", "content": a})
+        messages = history[:]  # 正确使用 OpenAI 格式
+        messages.append({"role": "user", "content": user})
         prompt_input = messages
+
+        # user_input = user_msg["text"] if isinstance(user_msg, dict) and "text" in user_msg else user_msg
+        # messages.append({"role": "user", "content": user_input})
+        # prompt_input = messages
     else:
         prompt_input = user  # 原来的单轮文本 prompt