Moonshot AI releases Kimi K3, a 2.8T open-weight model

Kimi K3 is a 2.8-trillion-parameter open-weight model with 1M-token context and native multimodal capabilities. It scores 57 on the Artificial Analysis Intelligence Index, comparable to Opus 4.8 and GPT-5, and ranks second only to Fable 5 on the AA-Briefcase agentic benchmark.