Kimi K2 Thinking
Moonshot AI🇨🇳 China
Moonshot AI's most advanced open reasoning model. Extends the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter MoE architecture with 32B active parameters.
Context window131K tokens
Input / 1M tokens$0.47
Output / 1M tokens$2
Version History
kimi-k2-thinking-2025-11-06major
Kimi K2 Thinking debuts as Moonshot AI's most advanced open reasoning model. Trillion-parameter MoE with 32B active params for agentic long-horizon reasoning.