@@ -64,7 +64,7 @@ class Raifgpt(Chatgpt):
             self.llm.temperature = 0.8
             self.llm.top_p = 1
             self.llm.presence_penalty = 0
-            chat_history = self.get_chat_history()
+            chat_history = self.get_chat_history(model_name='gpt-4o')
             conversation = RunnableWithMessageHistory(
                 runnable=self.llm,
                 get_session_history=lambda _: chat_history,