Source record

Published by LangChain Blog (T1.5 source). The original is at https://www.langchain.com/blog/context-engineering-starts-with-retrieval.

Pipeline notes

The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.

LangChain explains how agent harnesses can retrieve task-relevant information efficiently, avoiding oversized results, stale data, and wasted context. It frames these techniques through the design of its Deep Agents harness.

Provides a first-party account of retrieval design choices within a working agent harness, useful when selecting search, filtering, and context-loading strategies.

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