Kimi
Kimi K2
Kimi K2 is a state-of-the-art mixture-of-experts (MoE) language model with 32 billion activated parameters and 1 trillion total parameters. Trained with the Muon optimizer, Kimi K2 achieves exceptional performance across frontier knowledge, reasoning, and coding tasks while being meticulously optimized for agentic capabilities.
Kimi model releasesModel Snapshot
TypeLanguage
ReleaseSep 5, 2025
Context131,072
Tagstool-use
Overall
Rank #181 across 526
26.3
Coding
Rank #196 across 436
22.1
Blended Price
Rank #207 across 357
$1.04/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Output Speed24.3 tok/s
First Token1.50s
Max Output131,072
Pricing
Blended$1.04/M
Input$0.585/M
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 26.3 | #181 |
| Artificial Analysis Coding Index | coding | 22.1 | #196 |
| Artificial Analysis Math Index | math | 57.0 | #124 |
| MMLU-Pro | reasoning | 82.4% | #68 |