RAG Assistant

A production-ready Retrieval-Augmented Generation (RAG) chatbot built with:

• LangChain 1.x
• Streamlit
• OpenAI
• FAISS

Features

• Multiple PDF upload
• Chat history
• Source citations
• Modern LangChain architecture

Setup

1. Clone the repo
2. Install dependencies:

pip install -r requirements.txt

3. Create .env or Streamlit secrets:

OPENAI_API_KEY=your_key_here

4. Run:

streamlit run app.py