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Kimi K2 Instruct
AvailableMoonshot AIFrontierOpen weights
Original open K2 post-trained model: a 1T-parameter MoE optimized for coding, reasoning, and tool-using agentic workflows.
Specifications
- License
- Open weights · Modified MIT
- Weights
- Downloadable
- Architecture
- Mixture-of-Experts
- Parameters
- 1T · 32B active
- Context window
- 128K tokens
- Max output
- 32K tokens
- Knowledge cutoff
- —
- Price (in / out, $/M)
- —
- Modalities
- TextCode
Benchmarks
MMLUself-reported
89.5%GPQA Diamondself-reported
75.1%SWE-bench Verifiedself-reported
65.8%AIME 2025self-reported
49.5%Vendor-reported figures are claims until independently verified. See methodology.