Kimi K3 is Moonshot AI’s latest open-weight model. It sits above Kimi K2.7 Code for long-running agent work: thorough upfront reasoning, strong one-shot persistence, and the highest CursorBench score we’ve measured from an open model.

Tools

Kimi K3 has access to all agent tools when used with Cursor including:

Learn more about how tools work and tool calling fundamentals.

Hosting

Kimi K3 is an open-weight model from Moonshot AI. Cursor serves it through our inference partners. Learn more about where models are hosted or see the full list of sub-processors.

Pricing

Cursor plans include two usage pools. Kimi K3 draws from the third-party Other Models pool, which charges at the rates below. All prices are per million tokens.

Pricing is flat across the full context window. There is no long-context surcharge and no separate cache-write fee. On legacy request-based plans, extended context requires Max Mode.