This model is 14 months old. A newer version of it has since shipped: Kimi K3 (2026-07-16). The details below are still accurate for this model — it just is not what we would recommend today.
Kimi K2
Moonshot AI🇨🇳 China
1-trillion-parameter MoE agentic model excelling at tool use and software engineering. Open-sourced under MIT.
Context window131K tokens
Input / 1M tokens$0.6
Output / 1M tokens$2.5