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Mistral 7B vs gpt-oss-120b

Mistral Mistral 7B vs OpenAI gpt-oss-120b — side-by-side specs.

Mistral
Mistral 7B
OpenAI
gpt-oss-120b
Overview
CompanyMistralOpenAI
Release dateSep 27 2023Aug 5 2025
Model type
Open sourceYesYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapMistral 7B shipped 678 days before gpt-oss-120b

Which is better: Mistral 7B or gpt-oss-120b?

Mistral 7B and gpt-oss-120b do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Mistral 7B shipped 678 days before gpt-oss-120b, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

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 Mistral 7B released?
Mistral 7B was released by Mistral on Sep 27 2023.
When was gpt-oss-120b released?
gpt-oss-120b was released by OpenAI on Aug 5 2025.

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