Model Comparisons

Claude Opus 5 Benchmarks Explained
Model Comparisons

Claude Opus 5 Benchmarks Explained

A side-by-side read of Claude Opus 5 against Fable 5, Opus 4.8, and GPT-5.6 Sol on every benchmark Anthropic published, including the ARC-AGI 3 result that triples the next-best model.

Nicolas Zeeb
Jul 24, 2026