// model_detail
active reasoning
Kimi K2 Thinking
by Moonshot AI
Thinking model based on K2. General agentic and reasoning capabilities, deep reasoning tasks.
Context window 256K 256K tokens
Max output 32K 32K tokens
Pricing /1M tok $0.60 in / $3.00 out per 1M tokens (API)
Released Jul 11, 2025
// specifications
Specs & capabilities
API details
- API model ID
kimi-k2-thinking- Internal ID
kimi-k2-thinking- Status
- active
- Type
- reasoning
Capabilities
- Vision
- No
- Function calling
- 🔧 Yes
Pricing
- Input
- $0.60 / 1M tokens
- Output
- $3.00 / 1M tokens
- Source
- First-party API pricing
// data_confidence
Data notes
⚠️ Knowledge cutoff not listed
// notes
Additional notes
Reasoning variant of K2
// more_from_moonshot-ai
More Moonshot AI models
Kimi K2.5 active multimodal
Kimi's most versatile model. Native multimodal architecture, vision + text, thinking and non-thinking modes. 256K context.
Kimi K2 active balanced
MoE model with 1T total / 32B active params. Exceptional coding and agent capabilities. 256K context.
Moonshot v1 128K legacy balanced
Original Moonshot model. 128K context. Superseded by K2 series.
// external_links