Prompt search is a hill-climber, and accuracy is the wrong hill
This story is from 2026-10-01. It is preserved in the archive; the latest stories are on the live feed.
I once shipped a prompt that scored 0.94 on my eval set and was useless in triage. Not wrong, exactly. Just useless — it ranked the one case I needed to see at position nine, behind eight things that were fine. That's the whole article, really. But the mechanism is worth spelling out, because it wa…
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- 2026-10-01 14:37 · DEV Community — AI
Prompt search is a hill-climber, and accuracy is the wrong hill