Moonshot AILaunchAI ModelsOctober 25, 2026

Kimi K3.1 Pro: 3T-class open-weight model with 1M context

Read original source →kimi.ai

Moonshot's K3.1 Pro is a post-trained Kimi K3 with a 1-million-token context window; weights land Nov 4. It scores 65.7% on Terminal-Bench 4.0, ahead of GPT-6 Astra (58.2%) and just behind Claude Opus 5.5 (66.4%).

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