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Mixtral 8×22B vs o3-mini

Mistral Mixtral 8×22B vs OpenAI o3-mini — side-by-side specs.

Mistral
Mixtral 8×22B
OpenAI
o3-mini
Overview
CompanyMistralOpenAI
Release dateApr 10 2024Jan 31 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapMixtral 8×22B shipped 296 days before o3-mini

Which is better: Mixtral 8×22B or o3-mini?

Mixtral 8×22B and o3-mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mixtral 8×22B shipped 296 days before o3-mini, so benchmark comparisons should account for the intervening progress.

Mixtral 8×22B is an open-source / open-weight model; o3-mini is proprietary.

Direct benchmark comparisons are unavailable — Mixtral 8×22B and o3-mini don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Mixtral 8×22B released?
Mixtral 8×22B was released by Mistral on Apr 10 2024.
When was o3-mini released?
o3-mini was released by OpenAI on Jan 31 2025.
Is Mixtral 8×22B or o3-mini open source?
Mixtral 8×22B is an open-source / open-weight model released by Mistral. o3-mini is a proprietary model released by OpenAI.

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