Claude 3.5 Sonnet vs Mistral Small 3
Anthropic Claude 3.5 Sonnet | Mistral Mistral Small 3 | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Mistral |
| Release date | Jun 20 2024 | Jan 2025 |
| Access | Proprietary | Open Weight |
| 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. | 45% | — |
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. | 33.4% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 59.4% | — |
| Timeline | ||
| Release gap | Claude 3.5 Sonnet shipped 195 days before Mistral Small 3 | |
Which is better: Claude 3.5 Sonnet or Mistral Small 3?
Claude 3.5 Sonnet and Mistral Small 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3.5 Sonnet shipped 195 days before Mistral Small 3, so benchmark comparisons should account for the intervening progress.
Claude 3.5 Sonnet is proprietary, while Mistral Small 3 is open weight.
Direct benchmark comparisons are unavailable — Claude 3.5 Sonnet and Mistral Small 3 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 3.5 Sonnet was released by Anthropic on Jun 20 2024.
Mistral Small 3 was released by Mistral on Jan 2025.
Claude 3.5 Sonnet is a proprietary model released by Anthropic. Mistral Small 3 is an open weight model released by Mistral.
Other comparisons
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