diff --git a/chatgpt/ChatService.py b/chatgpt/ChatService.py
index ba3064e..a2bd021 100644
--- a/chatgpt/ChatService.py
+++ b/chatgpt/ChatService.py
@@ -136,7 +136,9 @@ async def set_model(self):
         else:
             self.gizmo_id = None
 
-        if "o1-preview" in self.origin_model:
+        if self.gizmo_id:
+            self.req_model = "gpt-4o"
+        elif "o1-preview" in self.origin_model:
             self.req_model = "o1-preview"
         elif "o1-pro" in self.origin_model:
             self.req_model = "o1-pro"