This project is LLM RAG Chatbot using Langchain. I used Pinecone for vectorDB, FastAPI for Backend. GPT-4o for OpenAI model, Langchain for LLM Integration. Used Langgraph.

• Python 3.12.3

1. run the application.
   Create a virtual environment to run Python. Refer to the following link.

Install the required Python packages.

pip install -r requirements.txt

3. create a .env file in the root directory of your project and set the SECRET_KEY and OPENAI_API_KEY.

SECRET_KEY= your private key
OPENAI_API_KEY= your private key

py app.py

Open a browser and go to http://localhost:5000 to test your application.