Gemini 3.5 Flash CybervsKimi K2 (0905)
Gemini 3.5 Flash Cyber | Kimi K2 (0905) | |
|---|---|---|
| Specifications | ||
Parameters | — | 1T |
Context window | — | 256k |
| 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. | — | 75.1% |
| Timeline | ||
| Release gap | Kimi K2 (0905) shipped 319 days before Gemini 3.5 Flash Cyber | |
| Overview | ||
| Company | Moonshot AI | |
| Release date | Jul 21 2026 | Sep 5 2025 |
| Access | Proprietary | Open Weight |
Which is better: Gemini 3.5 Flash Cyber or Kimi K2 (0905)?
Gemini 3.5 Flash Cyber and Kimi K2 (0905) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K2 (0905) shipped 319 days before Gemini 3.5 Flash Cyber, so benchmark comparisons should account for the intervening progress.
Gemini 3.5 Flash Cyber is proprietary, while Kimi K2 (0905) is open weight.
Direct benchmark comparisons are unavailable — Gemini 3.5 Flash Cyber and Kimi K2 (0905) don't publish scores on any of the same benchmarks.
Frequently asked questions
Gemini 3.5 Flash Cyber was released by Google on Jul 21 2026.
Kimi K2 (0905) was released by Moonshot AI on Sep 5 2025.
Gemini 3.5 Flash Cyber is a proprietary model released by Google. Kimi K2 (0905) is an open weight model released by Moonshot AI.
Other comparisons
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