ProgramBench Results: Opus 5 Leads, 0813 Emerges as Strongest Open Model

teortaxesTex · x · 2026-08-23

Interesting results from ProgramBench Vetted highlight the 'almost' metric (tasks passing >95% of tests). While Opus 5 still dominates, the 0813 version stands out as strictly the strongest open model on one of the few evals where this distinction is clear.

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