🤖 PDF Chat Assistant — AI-Powered Document Q&A
An AI-powered PDF chat assistant that lets you ask questions about your PDF documents in natural language. Uses RAG (Retrieval-Augmented Generation) with local Gemma 4 LLM via Ollama — 100% private.
Key Features: • Upload any PDF and chat with it in natural language • RAG pipeline with ChromaDB vector store • Accurate answers with source page citations • Multi-document support • Conversation memory across questions • Streamlit web interface • 100% local processing — your documents never leave your machine
Tech Stack: Python, Ollama (Gemma 4), ChromaDB, Streamlit, PyPDF2
Built by Nrk Raju Guthikonda as part of a 116+ open-source AI tools portfolio. GitHub: https://github.com/kennedyraju55/pdf-chat-assistant
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