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10 LangGraph and LangChain Features Most Agent Tutorials Still Don't Show You

This story is from 2026-11-05. It is preserved in the archive; the latest stories are on the live feed.

Ten small features that decide whether your agent survives its first week in production. Every snippet below was run, and every output is copied from the terminal. Most agent tutorials I read this year still teach the same thing. Import create_react_agent , give it two tools, ask it about the weath…

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  1. 2026-11-05 12:29 · DEV Community — AI
    10 LangGraph and LangChain Features Most Agent Tutorials Still Don't Show You

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