BioMysteryBench Verified - Human Solvable (Anthropic): leaderboard

Anthropic system-card run of BioMysteryBench Verified human-solvable tasks, testing biological mystery problem solving.

Metric: Score (%). Source: www-cdn.anthropic.com. Saturation forecast: Around January 2027. 4 models tracked.

Top models

#ModelScoreOverall rank
1Claude Mythos Preview82.6#4
2Claude Opus 4.880.4#37
3Claude Opus 4.778.9#49
4Claude Sonnet 4.671.8#90

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=biomysterybench-verified-human-solvable-anthropic · How It Works · Data refreshed daily, snapshot 2026-10-20.