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Agentic retrieval with LangChain and Amazon Bedrock Knowledge Bases.

AWS Machine Learning BlogCompany announcement·
AI brief

A walkthrough shows how to build a retrieval augmented generation application on Amazon Bedrock Managed Knowledge Base with LangChain, and compares agentic retrieval with single-shot retrieval on multi-part questions.

Why it matters: It illustrates a way to get better answers to multi-part questions than single-shot retrieval provides.

Written by AI from AWS Machine Learning Blog's published text.

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Source

“Build a Retrieval Augmented Generation (RAG) application on Amazon Bedrock Managed Knowledge Base with LangChain, and see how agentic retrieval handles the multi-part questions that single-shot retrieval answers poorly.”
AWS Machine Learning Blog, 05 Oct 2026, 15:53.

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