Moonshot's open-weight frontier MoE with strong agentic benchmarks.
First open-weight model to rank #1 on LMSYS Chatbot Arena with over 1 trillion parameters
| Benchmark | Kimi K2 | Moonshot Kimi | Δ |
|---|---|---|---|
| LMSYS Arena | #1 | — | — |
| Parameters | 1.04T | — | — |
| Cost | $0.15/M tokens | — | — |
| MMLU | 91.3% | — | — |
| SWE-bench Verified | 65.8% | — | — |
| GPQA Diamond | 74.1% | — | — |
| LiveCodeBench | 68.9% | — | — |