oussamaF01/ChatEPT

An AI-powered chatbot that answers questions about Tunisia Polytechnic School using RAG and LLMs. # 🎓 Tunisia Polytechnic RAG Chatbot A RAG (Retrieval-Augmented Generation) chatbot specialized for Tunisia Polytechnic School (École Polytechnique de Tunisie) using LangChain and OpenRouter. ## ✨ Features - PDF document processing and indexing - Semantic search through documents - Contextual responses based on official documents - Source attribution for answers - Persistent vector storage for fast startup ## 🚀 Quick Start ### 1. Install Dependencies ```bash pip install -r requirements.txt