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Kimi launches K3.1 Pro across its apps and API

Moonshot AI has released Kimi K3.1 Pro, a 1-million-token context model for coding, research and 3D creation, through Kimi web and mobile, Kimi Work, Kimi Code and its API. The company also offers a faster Highspeed option. Its benchmark and speed comparisons are vendor claims. Full model weights are promised by November 4 and are not available in this launch.

Moonshot AI

Kimi K3.1 Pro

Models

Published (date only)

Updated

2 sources

Primary source · Moonshot AI · October 23, 2026

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