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Catch Tool Calls That Invent Missing Arguments

This story is from 2026-09-04. It is preserved in the archive; the latest stories are on the live feed.

Agents fail quietly when they fill omitted tool arguments instead of refusing, and fluency-based evals often reward that invention. A compact negative golden set, scored by argument-diff rather than prose quality, catches those silent substitutions before they reach production traces. This article…

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  1. 2026-09-04 18:50 · DEV Community — AI
    Catch Tool Calls That Invent Missing Arguments

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