Moonshot releases Kimi K3, a 2.8 trillion parameter open model rivaling Fable 5 and Opus 4.8

Moonshot AI shipped Kimi K3, a sparse mixture of experts model with a 1 million token context and native vision, priced at $3 per million input and $15 per million output tokens. Moonshot says it scores competitively with Claude Fable 5 and GPT 5.6 Sol on coding and agent benchmarks, with open weights due July 27.