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

Home/Compare/Codestral 22B vs o3-pro

Codestral 22B vs o3-pro

Mistral Codestral 22B vs OpenAI o3-pro — side-by-side specs.

Mistral
Codestral 22B
OpenAI
o3-pro
Overview
CompanyMistralOpenAI
Release dateMay 29 2024Jun 10 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapCodestral 22B shipped 377 days before o3-pro

Which is better: Codestral 22B or o3-pro?

Codestral 22B and o3-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Codestral 22B shipped 377 days before o3-pro, 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 — Codestral 22B and o3-pro don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Codestral 22B released?
Codestral 22B was released by Mistral on May 29 2024.
When was o3-pro released?
o3-pro was released by OpenAI on Jun 10 2025.

Other comparisons