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I built an MCP tool and the agent never called it. Here's what worked instead.

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

Every codebase has rules nobody wrote down. One package always checks rows.Err() after iterating. Another logs through slog and never log.Printf . Every method on Store names its receiver s . Tests in this directory use testify; tests over there use the standard library. AI coding agents break thes…

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  1. 2026-11-05 14:02 · DEV Community — AI
    I built an MCP tool and the agent never called it. Here's what worked instead.

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