Update app.py

app.py

@@ -44,7 +44,7 @@ def get_chain_and_memory():
         # gpt-4-turbo-preview points to gpt-4-0125-preview
         # Fine-tuned: ft:gpt-3.5-turbo-1106:tall-tree::8mAkOSED
         # gpt-4-1106-preview
-        return get_rag_chain(model_name="gpt-4-turbo-preview", temperature=0.2)
+        return get_rag_chain(model_name="gpt-4-turbo", temperature=0.2)
 
     except Exception as e:
         st.warning(base_error_message, icon="🙁")