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

Mixtral 8×7B vs o4-mini-high

Mistral
Mixtral 8×7B
OpenAI
o4-mini-high
Overview
CompanyMistralOpenAI
Release dateDec 8 2023Apr 16 2025
AccessOpen WeightProprietary
Timeline
Release gapMixtral 8×7B shipped 495 days before o4-mini-high

Which is better: Mixtral 8×7B or o4-mini-high?

Mixtral 8×7B and o4-mini-high don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mixtral 8×7B shipped 495 days before o4-mini-high, so benchmark comparisons should account for the intervening progress.

Mixtral 8×7B is open weight, while o4-mini-high is proprietary.

Direct benchmark comparisons are unavailable — Mixtral 8×7B and o4-mini-high don't publish scores on any of the same benchmarks.

Frequently asked questions

Mixtral 8×7B was released by Mistral on Dec 8 2023.

o4-mini-high was released by OpenAI on Apr 16 2025.

Mixtral 8×7B is an open weight model released by Mistral. o4-mini-high is a proprietary model released by OpenAI.

Other comparisons