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How to Add Web Search to a LangGraph Agent in Python (No API Key)

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

How to Add Web Search to a LangGraph Agent in Python (No API Key) LangGraph gives you full control over how an agent loops: which node runs next, what state it keeps, and when it stops. What it doesn't give you is a way to read the live web. This guide adds LangGraph web search to a Python agent wi…

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  1. 2026-11-05 15:23 · DEV Community — AI
    How to Add Web Search to a LangGraph Agent in Python (No API Key)

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