Third-party dispatches, not graded receipts
Moonshot launches Kimi K3.1 Pro; open weights promised by Nov 4, 2026
Artificial Analysis scored the new model at 55, ahead of GPT-6 Astra, Claude Fable 5.1, and Gemini 4 Argon (all 53) and behind only Claude Opus 5.5. It would be the highest-scoring open-weights model to date once released.
“**[Introducing Kimi K3.1 Pro](https://www.kimi.ai/blog/kimi-k3-1-pro)**”