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Mathstral 7B vs o3-mini-high

Mistral Mathstral 7B vs OpenAI o3-mini-high — side-by-side specs.

Mistral
Mathstral 7B
OpenAI
o3-mini-high
Overview
CompanyMistralOpenAI
Release dateJul 16 2024Jan 31 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapMathstral 7B shipped 199 days before o3-mini-high

Which is better: Mathstral 7B or o3-mini-high?

Mathstral 7B and o3-mini-high do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Mathstral 7B shipped 199 days before o3-mini-high, so benchmark comparisons should account for the intervening progress.

Mathstral 7B is an open-source / open-weight model; o3-mini-high is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Mathstral 7B released?
Mathstral 7B was released by Mistral on Jul 16 2024.
When was o3-mini-high released?
o3-mini-high was released by OpenAI on Jan 31 2025.
Is Mathstral 7B or o3-mini-high open source?
Mathstral 7B is an open-source / open-weight model released by Mistral. o3-mini-high is a proprietary model released by OpenAI.

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