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Mistral Small 3.1 vs gpt-oss-120b

Mistral Mistral Small 3.1 vs OpenAI gpt-oss-120b — side-by-side specs.

Mistral
Mistral Small 3.1
OpenAI
gpt-oss-120b
Overview
CompanyMistralOpenAI
Release dateMar 17 2025Aug 5 2025
Model type
Open sourceYesYes
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapMistral Small 3.1 shipped 141 days before gpt-oss-120b

Which is better: Mistral Small 3.1 or gpt-oss-120b?

Mistral Small 3.1 and gpt-oss-120b don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Small 3.1 shipped 141 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 — Mistral Small 3.1 and gpt-oss-120b don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Mistral Small 3.1 released?
Mistral Small 3.1 was released by Mistral on Mar 17 2025.
When was gpt-oss-120b released?
gpt-oss-120b was released by OpenAI on Aug 5 2025.

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