Devstral Small vs Kimi K2 Thinking
Mistral Devstral Small | Moonshot AI Kimi K2 Thinking | |
|---|---|---|
| Overview | ||
| Company | Mistral | Moonshot AI |
| Release date | May 21 2025 | Nov 6 2025 |
| Access | Open Weight | Open Weight |
| Specifications | ||
Parameters | 24B | 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 | Devstral Small shipped 169 days before Kimi K2 Thinking | |
Which is better: Devstral Small or Kimi K2 Thinking?
Devstral Small and Kimi K2 Thinking don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Devstral Small shipped 169 days before Kimi K2 Thinking, so benchmark comparisons should account for the intervening progress.
Devstral Small has 24B parameters, while Kimi K2 Thinking has 1T.
Direct benchmark comparisons are unavailable — Devstral Small and Kimi K2 Thinking don't publish scores on any of the same benchmarks.
Frequently asked questions
Devstral Small was released by Mistral on May 21 2025.
Kimi K2 Thinking was released by Moonshot AI on Nov 6 2025.
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