Gemini Omni vs Kimi K2
Google Gemini Omni | Moonshot AI Kimi K2 | |
|---|---|---|
| Overview | ||
| Company | Moonshot AI | |
| Release date | May 19 2026 | Jul 11 2025 |
| Access | Proprietary | Open Weight |
| Specifications | ||
Parameters | — | 1T |
Context window | — | 128k |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 10% |
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 shipped 312 days before Gemini Omni | |
Which is better: Gemini Omni or Kimi K2?
Gemini Omni and Kimi K2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K2 shipped 312 days before Gemini Omni, so benchmark comparisons should account for the intervening progress.
Gemini Omni is proprietary, while Kimi K2 is open weight.
Direct benchmark comparisons are unavailable — Gemini Omni and Kimi K2 don't publish scores on any of the same benchmarks.
Frequently asked questions
Gemini Omni was released by Google on May 19 2026.
Kimi K2 was released by Moonshot AI on Jul 11 2025.
Gemini Omni is a proprietary model released by Google. Kimi K2 is an open weight model released by Moonshot AI.
Other comparisons
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