Moonshot opens Kimi K3 weights, a 2.8T MoE model with 1M-token context
chris_j_paxton · x · 2026-07-28
- Moonshot says Kimi K3 is now officially open weights, with a license it describes as fair and permissive.
- The model is presented as its most capable release: a 2.8T MoE model with native visual understanding and a 1M-token context window.
- The company also says it is opening more of the stack behind the model, including high-performance attention kernels, an MoE communication library, and infrastructure for running agent environments at scale.
- Links shared in the post include the model weights, technical report, and technical blog.
Related event: Moonshot AI Releases Open-Weight Kimi K3 Model(41 posts)→
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