spaCy Creator Tests Jev: 95% Agreement with Opus Few-shot Classifiers

honnibal · x · 2026-10-21

Matthew Honnibal (spaCy) shares a hands-on eval of typesafeai's Jev: on a user project relying on many Opus-powered few-shot classifiers, he ran Jev over the same data with Ellf and got 95% decision agreement.

He queued disagreement samples for human annotation, refined Jev's prompt accordingly, and after corrections Jev was judged correct on 65% of disagreements. He notes the use case benefits a lot from confidence estimates, which can be calibrated with a bit of extra annotation.

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