Claude Fable 5.1 | OSWorld 2.0 v2026.08.08 — Strict

Anthropic's Claude Fable 5.1 evaluation results on OSWorld 2.0 v2026.08.08 — Strict

Score: 41.7%

Source

Claude Fable 5.1 (Registry No. 20004)

Anthropic

OSWorld 2.0 v2026.08.08 — Strict