AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Home/Compare/Ministral 3B vs o4-mini

Ministral 3B vs o4-mini

Mistral Ministral 3B vs OpenAI o4-mini — side-by-side specs.

Mistral
Ministral 3B
OpenAI
o4-mini
Overview
CompanyMistralOpenAI
Release dateOct 2024Apr 16 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapMinistral 3B shipped 197 days before o4-mini

Which is better: Ministral 3B or o4-mini?

Ministral 3B and o4-mini do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Ministral 3B shipped 197 days before o4-mini, so benchmark comparisons should account for the intervening progress.

Ministral 3B is an open-source / open-weight model; o4-mini 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 Ministral 3B released?
Ministral 3B was released by Mistral on Oct 2024.
When was o4-mini released?
o4-mini was released by OpenAI on Apr 16 2025.
Is Ministral 3B or o4-mini open source?
Ministral 3B is an open-source / open-weight model released by Mistral. o4-mini is a proprietary model released by OpenAI.

Other comparisons