Creating a Medical Question-Answering Chatbot Using Open-Source BioMistral LLM, LangChain, Chroma’s Vector Storage, and RAG: A Step-by-Step Guide

This detailed tutorial explains how to build a powerful, PDF-based question-answering chatbot tailored for medical or health-related content. Using open-source BioMistral LLM, LangChain for data orchestration, Hugging Face embeddings, and Chroma’s vector storage, the guide covers everything from installing necessary libraries to setting up a Retrieval-Augmented Generation (RAG) system for accurate, context-rich responses.