Intelligence index
Outperforms 99% of compared models

Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model and a post-trained successor to Kimi K3, with a 1M-token context window. It is built for long-horizon coding, 3D creation, financial research, and end-to-end agentic knowledge work, with native image and video understanding.
Outperforms 99% of compared models
Elo scores and win rates across design and agent tasks.
1397Elo
Win rate 66.4%
1447Elo
Win rate 72.5%
1328Elo
Win rate 62.3%
1409Elo
Win rate 66.7%
1326Elo
Win rate 58%
1354Elo
Win rate 61%
1303Elo
Win rate 56.3%