Self-hosting Kimi K3 became technically possible on 27 July 2026, when Moonshot AI published the weights for a 2.8-trillion-parameter model alongside production inference support. A great many organisations read that news and concluded they could now run frontier-class reasoning on their own hardware and stop paying...
Kimi K3
Guides, benchmarks and integration notes for Kimi K3, the open-weight 2.8T-parameter reasoning model from Moonshot AI, covering API use and self-hosting.
The Kimi K3 API arrived with an unusual combination behind it: frontier-adjacent benchmark results, aggressive pricing, and downloadable weights. Moonshot AI published those weights on 27 July 2026, which makes K3 the largest openly available model released so far and the first time a model at this scale has been...