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

Pixtral 24.09 vs o3

Mistral
Pixtral 24.09
OpenAI
o3
Overview
CompanyMistralOpenAI
Release dateSep 2024Apr 16 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
26%
Timeline
Release gapPixtral 24.09 shipped 227 days before o3

Which is better: Pixtral 24.09 or o3?

Pixtral 24.09 and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Pixtral 24.09 shipped 227 days before o3, so benchmark comparisons should account for the intervening progress.

Pixtral 24.09 is open weight, while o3 is proprietary.

Direct benchmark comparisons are unavailable — Pixtral 24.09 and o3 don't publish scores on any of the same benchmarks.

Frequently asked questions

Pixtral 24.09 was released by Mistral on Sep 2024.

o3 was released by OpenAI on Apr 16 2025.

Pixtral 24.09 is an open weight model released by Mistral. o3 is a proprietary model released by OpenAI.

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