Production RAG with LangChain & Vector Databases – Full Course

Name: Production RAG with LangChain & Vector Databases – Full Course
Uploaded: 2026-05-26T10:30:31.000Z
Channel: freeCodeCamp

Rag Langchain Vector database Chroma Pgvector Supabase Embeddings Hybrid search Fastapi Langgraph Langsmith Llm Production ai Retrieval augmented generation Observability

freeCodeCamp May 26, 2026

AI summary

Comprehensive course on building production-ready RAG systems, covering the full pipeline from document loading through embedding optimization, vector database selection (Chroma, PGVector/Supabase), hybrid search, and observability with LangSmith. Designed for developers who have basic RAG knowledge and want to understand why most RAG projects fail in production, with hands-on code for building, debugging, optimizing, and scaling real-world systems.