Update app.py

app.py

@@ -41,7 +41,7 @@ def initialize_session_state():
     if "token_count" not in st.session_state:
         st.session_state.token_count = 0
     if 'chain' not in st.session_state:
-        llm = ChatOpenAI(model_name="gpt-3.5-turbo-0613", temperature=0)
+        llm = ChatOpenAI(model_name="gpt-3.5-turbo", temperature=0)
         loader = PyPDFLoader("/home/user/app/docs.pdf")
         documents = loader.load()