Mistral Small vs Kimi K2 Thinking
Mistral Mistral Small | Moonshot AI Kimi K2 Thinking | |
|---|---|---|
| Overview | ||
| Company | Mistral | Moonshot AI |
| Release date | Feb 26 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 | Mistral Small shipped 619 days before Kimi K2 Thinking | |
Which is better: Mistral Small or Kimi K2 Thinking?
Mistral Small and Kimi K2 Thinking don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Small shipped 619 days before Kimi K2 Thinking, so benchmark comparisons should account for the intervening progress.
Mistral Small is proprietary, while Kimi K2 Thinking is open weight.
Direct benchmark comparisons are unavailable — Mistral Small and Kimi K2 Thinking don't publish scores on any of the same benchmarks.
Frequently asked questions
Mistral Small was released by Mistral on Feb 26 2024.
Kimi K2 Thinking was released by Moonshot AI on Nov 6 2025.
Mistral Small is a proprietary model released by Mistral. Kimi K2 Thinking is an open weight model released by Moonshot AI.
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