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Evaluation sources/FrontierCode
ObservingCoding

FrontierCode

Cognition · Public model evaluation results from FrontierCode.

Official evaluation
Source description

This source measures concrete delivery performance in Coding; raw scores are shown separately from the normalized capability score.

Limitation: Different versions, reasoning settings, and test sets may change scores; read them with the data date.

How it is used

Participating sources affect capability scores; reference, cross-reference, and observing sources are for comparison and verification only.

Model results from this source

Claude Sonnet 538.838.82026-06-30
Claude Fable 529.329.32026-06-09
Claude Opus 4.813.413.42026-06-09

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