TestsBenchmarks · Agentic
OSWorld 2.1 (partial score)
OSWorld 2.x as reported for the Claude 5.5 family (partial score).
Measured by independent testersIndependent Reported by the makerVendor-reported
| Thinking levelSetting | |||||||
|---|---|---|---|---|---|---|---|
| 1 | Claude Opus 5.5 | Anthropic | 81.8% | Maxadaptive thinking, effort=max | Maker's own figureVendor-reportedAnthropic ↗ | — | 22 Sep 2026 |
| 2 | Claude Fable 5.1 | Anthropic | 80.7% | Maxadaptive thinking, effort=max | Maker's own figureVendor-reportedAnthropic ↗ | — | 22 Sep 2026 |
| 3 | Claude Sonnet 5.5 | Anthropic | 80.1% | Maxadaptive thinking, effort=max | Maker's own figureVendor-reportedAnthropic ↗ | — | 28 Sep 2026 |
| 4 | Claude Opus 5 | Anthropic | 74.0% | Maxadaptive thinking, effort=max | Maker's own figureVendor-reportedAnthropic ↗ | — | 22 Sep 2026 |
| 5 | Claude Sonnet 5 | Anthropic | 57.0% | Maxadaptive thinking, effort=max | Maker's own figureVendor-reportedAnthropic ↗ | — | 28 Sep 2026 |