OSWorld 2.0 Partial Score (Mythos 5.1 System Card): leaderboard
Metric: Partial Score (%). Source: www-cdn.anthropic.com. 2 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Opus 5 (Max) | 75.4 |
| 2 | Claude Fable 5 (Max) | 72.9 |
Interactive version: theaggregate.ai/benchmark?slug=osworld-2-0-partial-score-mythos-5-1-system-card · How It Works · Data refreshed daily, snapshot 2026-09-19.