from langchain_openai import ChatOpenAI import os def ask_question(message: str) -> str: llm = ChatOpenAI( model="gpt-4o", temperature=0, max_tokens=None, timeout=None, max_retries=2, api_key=os.getenv("OPENAI_API_KEY"), # api_key="...", # if you prefer to pass api key in directly instaed of using env vars # base_url="...", # organization="...", # other params... ) try: response = llm.invoke(message) return response except: print("Error in openai_chat.py")