README_HF.md

RAG PDF Chat Application

A powerful Retrieval-Augmented Generation (RAG) application that allows you to upload PDF documents and ask questions about their content using AI.

Features

• PDF Upload: Upload PDF documents and automatically process them into searchable chunks
• AI-Powered Q&A: Ask questions about your uploaded PDFs and get intelligent answers
• Vector Search: Uses advanced embedding technology to find relevant information
• Source Tracking: See which parts of your documents contributed to each answer

How to Use

1. Upload a PDF: Go to the "Upload PDF" tab and select a PDF file from your computer
2. Wait for Processing: The app will automatically chunk and embed your document
3. Ask Questions: Switch to the "Ask Questions" tab and enter your questions
4. Get Answers: Receive AI-generated answers based on your document content

Technical Details

• Vector Database: Uses Qdrant for efficient similarity search
• Embeddings: OpenAI's text-embedding-3-large model for document chunking
• Language Model: GPT-4 for generating intelligent answers
• Framework: Built with Gradio for easy deployment

Environment Variables

Make sure to set your OpenAI API key:

OPENAI_API_KEY=your_openai_api_key_here

Deployment

This app is designed to run on Hugging Face Spaces. Simply push this repository to a Hugging Face Space and it will automatically deploy.