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Call whoami first: your agent should not trust a cached tool catalog

This story is from 2026-08-27. It is preserved in the archive; the latest stories are on the live feed.

There is a failure I have now watched three separate teams hit, and it always looks like a bug in the agent. An agent connects to a tool server, does useful work for a week, and then one day starts producing confidently wrong actions. It calls a tool that no longer exists. It tries to transition so…

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  1. 2026-08-27 08:13 · DEV Community — AI
    Call whoami first: your agent should not trust a cached tool catalog

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