Google Gemini 3.1 Flash vs Moonshot AI Kimi-Dev — side-by-side specs.
Google Gemini 3.1 Flash | Moonshot AI Kimi-Dev | |
|---|---|---|
| Overview | ||
| Company | Moonshot AI | |
| Release date | Feb 26 2026 | Jun 2025 |
| Model type | — | — |
| Open source | No | Yes |
| Specifications | ||
Parameters | — | 72B |
Context window | — | — |
| Benchmarks | ||
| Timeline | ||
| Release gap | Kimi-Dev shipped 270 days before Gemini 3.1 Flash | |
Gemini 3.1 Flash and Kimi-Dev don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi-Dev shipped 270 days before Gemini 3.1 Flash, so benchmark comparisons should account for the intervening progress.
Kimi-Dev is an open-source / open-weight model; Gemini 3.1 Flash is proprietary.
Direct benchmark comparisons are unavailable — Gemini 3.1 Flash and Kimi-Dev don't publish scores on any of the same benchmarks.