Mathstral 7B vs o3
Mistral Mathstral 7B | OpenAI o3 | |
|---|---|---|
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | Jul 16 2024 | Apr 16 2025 |
| Access | Open Weight | Proprietary |
| 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. | — | 26% |
| Timeline | ||
| Release gap | Mathstral 7B shipped 274 days before o3 | |
Which is better: Mathstral 7B or o3?
Mathstral 7B and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mathstral 7B shipped 274 days before o3, so benchmark comparisons should account for the intervening progress.
Mathstral 7B is open weight, while o3 is proprietary.
Direct benchmark comparisons are unavailable — Mathstral 7B and o3 don't publish scores on any of the same benchmarks.
Frequently asked questions
Mathstral 7B was released by Mistral on Jul 16 2024.
o3 was released by OpenAI on Apr 16 2025.
Mathstral 7B is an open weight model released by Mistral. o3 is a proprietary model released by OpenAI.