Kimi K3.1 Pro Tech Blog - OSWorld V2.1: leaderboard
Moonshot KimiK3.1Pro release evaluations; explicit max header, Kimi temperature1/top-p0.95 except specified overrides. KimiAgent harness, official OSWorldv2 repository. Astra75.8 copied from MuseWonder report. Score (%). Copied third-party comparator results are not re-ingested; source-specific harness retained.
Metric: Score (%). Source: www.kimi.com. Saturation forecast: Around June 2027. 4 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | Claude Opus 5.5 (Max) | 81.8 | #4 (Claude Opus 5.5) |
| 2 | Claude Fable 5.1 (Max) | 80.7 | #9 (Claude Fable 5.1) |
| 3 | DeepSeek V4.1 Flash (1017) (Max) | 69.3 | #25 (DeepSeek V4.1 Flash (1017)) |
No result here: #6 GPT-6 Astra, #7 GPT-6.1 Sol, #8 Gemini 4 Argon.
Interactive version: theaggregate.ai/benchmark?slug=kimi-k3-1-pro-tech-blog-osworld-v2-1 · How It Works · Data refreshed daily, snapshot 2026-10-24.