Kimi K2 Thinking
Moonshot AI
🧠 Language Model
Most powerful open-source thinking model. 1T MoE with 32B active, 256K context, native INT4 quantization.
⏹ Retired on 2026-05-25 · use kimi-k2.6
Specifications
Input modalitiestext
Output modalitiestext
Capabilitieschat, reasoning, function_calling, agentic
Relative speed●●●○○ Average
Deprecated on2026-05-09
Sunset on2026-05-25
Replacement modelkimi-k2.6
Context window262,144 tokens
Max output131,072 tokens
Tool callingYes
Input price$1.05 / 1M
Output price$4.38 / 1M
Pricing
$1.05 / 1M input tokens · $4.38 / 1M output tokens
Platform credit pricing — live rates on the Models page.