#import json from flask import Flask,request from dotenv import load_dotenv from langchain_openai import ChatOpenAI # Initializing flask app app = Flask(__name__) load_dotenv() @app.route('/', methods=['GET','POST']) def index(): llm = ChatOpenAI() response=llm.invoke("how can langsmith help with testing?") print(response) return {"response":"just some junk response"}