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

Mistral Small vs o1-pro

Mistral
Mistral Small
OpenAI
o1-pro
Overview
CompanyMistralOpenAI
Release dateFeb 26 2024Mar 19 2025
AccessProprietaryProprietary
Timeline
Release gapMistral Small shipped 387 days before o1-pro

Which is better: Mistral Small or o1-pro?

Mistral Small and o1-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Small shipped 387 days before o1-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 — Mistral Small and o1-pro don't publish scores on any of the same benchmarks.

Frequently asked questions

Mistral Small was released by Mistral on Feb 26 2024.

o1-pro was released by OpenAI on Mar 19 2025.

Other comparisons