1 vs 1 benchmarks won
DeepSeek DeepSeek-V4-Flash | Moonshot AI Kimi K2 | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | Moonshot AI |
| Release date | Apr 24 2026 | Jul 11 2025 |
| Model type | — | — |
| Open source | Yes | Yes |
| Specifications | ||
Parameters | — | 1T |
Context window | — | 128k |
| Benchmarks | ||
Science reasoning GPQA Diamond | 88.1% | 75.1% |
Software engineering SWE-Bench Verified | — | 65.8% |
Multimodal understanding MMMU | — | — |
| Timeline | ||
| Release gap | Kimi K2 shipped 287 days before DeepSeek-V4-Flash | |
DeepSeek-V4-Flash and Kimi K2 are evenly matched across the benchmarks they both publish. Kimi K2 shipped 287 days before DeepSeek-V4-Flash, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
On GPQA Diamond, DeepSeek-V4-Flash scores 88.1%, 13 points above Kimi K2 at 75.1%.