Compare AI models
| Specifications | ||
ParametersThe learned values that shape how a model responds. B means billion and T means trillion. For mixture-of-experts models, the total count is larger than the number active for each token. Parameter count alone does not measure quality. | 24B | — |
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider. | 128k | 200k |
| These models have no shared benchmark scores. | ||
SWE-Bench VerifiedCoding — Real 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. | 46.8% | — |
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | May 21 2025 | May 16 2025 |
| Access | Open Weight | Closed |
| Model details | View model | View model |
Other comparisons
Devstral SmallvsClaude Fable 5.2codex-mini-latestvsClaude Fable 5.2Devstral SmallvsGemini 4 Carboncodex-mini-latestvsGemini 4 CarbonDevstral SmallvsMuse Embercodex-mini-latestvsMuse EmberDevstral SmallvsGrok 4.7codex-mini-latestvsGrok 4.7Devstral SmallvsDeepSeek-V4.1-Flash-1017codex-mini-latestvsDeepSeek-V4.1-Flash-1017Devstral SmallvsKimi K3.1 Procodex-mini-latestvsKimi K3.1 ProFrequently asked questions
Devstral Small and codex-mini-latest don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. codex-mini-latest shipped 5 days before Devstral Small, so benchmark comparisons should account for the intervening progress.
Context windows are 128k (Devstral Small) vs 200k (codex-mini-latest). Devstral Small is open weight, while codex-mini-latest is closed.
Direct benchmark comparisons are unavailable — Devstral Small and codex-mini-latest don't publish scores on any of the same benchmarks.