Introducing Kimi K3.1 Pro: our most capable 3T-class open-weight model.
πΉ 1M-token context, 2.8T total / 104B active params (MoE), Multimodal.
πΉ Full-project coding: games in Unreal, Unity & Godot.
πΉ Excels at parametric 3D modeling in Blender & CAD.
πΉ More reliable at finance work: Accurate modeling with hallucination down by 65%.
πΉ Matching the strongest proprietary models across coding, agentic and knowledge benchmarks.
Kimi K3.1 Pro and K3.1 Pro Highspeed (2β3Γ faster) are now live on https://t.co/85jA71X9gw, Kimi Work, Kimi Code, and the Kimi API.
Open weights by Nov 4, 2026.
π API: https://t.co/XCrgjXAqMw
π Tech blog: https://t.co/5iPP0MBej6