Fail the Eval When Samples Disagree
This story is from 2026-09-13. It is preserved in the archive; the latest stories are on the live feed.
A golden case that flips across identical samples is already a regression, even when mean pass rate looks fine. Teams that store only a boolean per prompt treat that flip as noise, which is how flaky model behavior ships. The right unit of failure is disagreement among draws, not a single lucky com…
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- 2026-09-13 20:59 · DEV Community — AI
Fail the Eval When Samples Disagree