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Finding what broke: observability, evaluation, optimization

An agent that behaved correctly on launch day is silently making bad decisions two months later. Nobody changed the code; the world it judges just drifted away from the prompt it was given. This use case builds that failure on purpose: an expense-audit agent whose system prompt carries one stale se…

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  1. 2026-10-31 11:43 · DEV Community — AI
    Finding what broke: observability, evaluation, optimization

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