Kimi K3.1 Pro Tech Blog: Advancing Open Intelligence
Introducing Kimi K3.1 Pro, our most capable 3T-class open-weight model with 1M-token context and major advances in coding, 3D modeling, and financial research.
Kimi
Kimi K3.1 Pro Highspeed
Kimi K3.1 Pro Highspeed is the faster variant of Kimi K3.1 Pro, which Moonshot AI reports delivers 2–3 times the speed for more responsive interactions. Available through Kimi's products and API.
Specs
Model
- Family
- Kimi
- Variant
- K3.1 Pro Highspeed
- Weights
- Proprietary
Articles
All articleskimi.ai
More from Moonshot AI
All modelsKimi K3.1 Pro
Moonshot AI
Kimi K3.1 Pro is a post-trained version of Kimi K3 with improvements in coding, 3D modeling, financial research, and agentic tasks. Available through Kimi's products and API, with full model weights scheduled for release by November 4, 2026.
—
Kimi K2.6
Moonshot AI
Kimi K2.6 is an open-source, native multimodal agentic model that advances practical capabilities in long-horizon coding, coding-driven design, proactive autonomous execution, and swarm-based task orchestration.
Modified MIT21 Apr 2026
Kimi K3
Moonshot AI
Kimi K3 is a 2.8T-parameter model built on Kimi Delta Attention and Attention Residuals, with native vision capabilities and a 1-million-token context window — the world's first open 3T-class model.
Kimi K316 Jul 2026