AnalysisAI ModelsNovember 2, 2026

GDPx benchmark: best AI agents score ~12% on 206 tasks

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GDPx, successor to GDPval, tests agents on 206 long-horizon tasks across 11 economically valuable fields including chip design, software engineering, finance and biology. Opus 5.5 leads at 12%, with the next model close behind.

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