1 vs 0 benchmarks won
DeepSeek DeepSeek-V4-Pro | 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 | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | — | 65.8% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 90.1%Best | 75.1% |
| Timeline | ||
| Release gap | Kimi K2 shipped 287 days before DeepSeek-V4-Pro | |
DeepSeek-V4-Pro leads Kimi K2 on 1 of the 1 benchmark they both report (GPQA Diamond). Kimi K2 shipped 287 days before DeepSeek-V4-Pro, 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-Pro leads at 90.1% vs Kimi K2 at 75.1%.