Gemini 1.0 Ultra vs Kimi K2 Thinking
Google Gemini 1.0 Ultra | Moonshot AI Kimi K2 Thinking | |
|---|---|---|
| Overview | ||
| Company | Moonshot AI | |
| Release date | Feb 8 2024 | Nov 6 2025 |
| Access | Proprietary | Open Weight |
| 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. | — | 71.3% |
| Timeline | ||
| Release gap | Gemini 1.0 Ultra shipped 637 days before Kimi K2 Thinking | |
Which is better: Gemini 1.0 Ultra or Kimi K2 Thinking?
Gemini 1.0 Ultra and Kimi K2 Thinking don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.0 Ultra shipped 637 days before Kimi K2 Thinking, so benchmark comparisons should account for the intervening progress.
Gemini 1.0 Ultra is proprietary, while Kimi K2 Thinking is open weight.
Direct benchmark comparisons are unavailable — Gemini 1.0 Ultra and Kimi K2 Thinking don't publish scores on any of the same benchmarks.
Frequently asked questions
Gemini 1.0 Ultra was released by Google on Feb 8 2024.
Kimi K2 Thinking was released by Moonshot AI on Nov 6 2025.
Gemini 1.0 Ultra is a proprietary model released by Google. Kimi K2 Thinking is an open weight model released by Moonshot AI.
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