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

Mistral Large vs GPT-5-Codex-Mini

Mistral
Mistral Large
OpenAI
GPT-5-Codex-Mini
Overview
CompanyMistralOpenAI
Release dateFeb 26 2024Nov 8 2025
AccessProprietaryProprietary
Timeline
Release gapMistral Large shipped 621 days before GPT-5-Codex-Mini

Which is better: Mistral Large or GPT-5-Codex-Mini?

Mistral Large and GPT-5-Codex-Mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Large shipped 621 days before GPT-5-Codex-Mini, 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 Large and GPT-5-Codex-Mini don't publish scores on any of the same benchmarks.

Frequently asked questions

Mistral Large was released by Mistral on Feb 26 2024.

GPT-5-Codex-Mini was released by OpenAI on Nov 8 2025.

Other comparisons