Kimi K3.1 Pro launches: 3T params, 1M context, 65.7% on Terminal-Bench 4.0
mark_k · x · 2026-10-24
Moonshot AI's Kimi K3.1 Pro is a 3T-class open-weight model with a 1M token context window. Highlights:
- 65.7% on Terminal-Bench 4.0, beating GPT-6 Astra (58.2%) and nearly matching Claude Opus 5.5 (66.4%)
- Strong 3D/CAD generation from sketches and text
- Improved financial research with reduced hallucination
- New Highspeed variant with 2-3x faster inference
Available now via Kimi, Kimi Code, Kimi Work and API; full weights follow November 4.
Related event: Moonshot Releases Kimi K3.1 Pro, Open-Weight Model Rivaling GPT-6(33 posts)→
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