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Large Language ModelsAI Coding AssistantsWeights & Biases BlogPublished: Sep 15, 2026, 16:00 JST

W&B tutorial: RAG pipeline with LangChain, pitfalls fixed

W&B tutorial: RAG pipeline with LangChain, pitfalls fixed

A Weights & Biases tutorial lays out a RAG pipeline built on LangChain that turns your own documents into a question-and-answer system, with chunking, embeddings, retrieval and citations.

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