Evaluation sources/FrontierCode
ObservingCoding
FrontierCode
Cognition · Public model evaluation results from FrontierCode.
Model results from this source
| Claude Sonnet 5 | 38.8 | 38.8 | 2026-06-30 |
| Claude Fable 5 | 29.3 | 29.3 | 2026-06-09 |
| Claude Opus 4.8 | 13.4 | 13.4 | 2026-06-09 |