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

Mistral Large 3 vs GPT-5.4 nano

Mistral
Mistral Large 3
OpenAI
GPT-5.4 nano
Overview
CompanyMistralOpenAI
Release dateDec 2 2025Mar 17 2026
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
14%
Timeline
Release gapMistral Large 3 shipped 105 days before GPT-5.4 nano

Which is better: Mistral Large 3 or GPT-5.4 nano?

Mistral Large 3 and GPT-5.4 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Large 3 shipped 105 days before GPT-5.4 nano, so benchmark comparisons should account for the intervening progress.

Mistral Large 3 is open weight, while GPT-5.4 nano is proprietary.

Direct benchmark comparisons are unavailable — Mistral Large 3 and GPT-5.4 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

Mistral Large 3 was released by Mistral on Dec 2 2025.

GPT-5.4 nano was released by OpenAI on Mar 17 2026.

Mistral Large 3 is an open weight model released by Mistral. GPT-5.4 nano is a proprietary model released by OpenAI.

Other comparisons