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Building AI-Powered Search with RAG & LangChain in Java

This story is from 2026-10-02. It is preserved in the archive; the latest stories are on the live feed.

Building AI-Powered Search with RAG & LangChain in Java RAG (Retrieval-Augmented Generation) combines semantic search with LLMs to ground answers in your data. How RAG Works Embed user query to vector Search vector database for similar documents Build prompt: "Context: [documents]\nQuestion: [query…

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  1. 2026-10-02 01:43 · DEV Community — AI
    Building AI-Powered Search with RAG & LangChain in Java

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