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How to test tool calling in your AI agent, one decision at a time

This story is from 2026-10-09. It is preserved in the archive; the latest stories are on the live feed.

Many agent bugs are not about bad prose. They are about bad tool calls. The agent picks the wrong tool. It sends a string where the schema wants an integer. It guesses a value the user never gave. It follows an instruction it found inside a web page. These bugs are easy to test if you test single d…

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  1. 2026-10-09 04:32 · DEV Community — AI
    How to test tool calling in your AI agent, one decision at a time

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