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

Mistral Small 3.2 vs GPT-5.4 mini

Mistral
Mistral Small 3.2
OpenAI
GPT-5.4 mini
Overview
CompanyMistralOpenAI
Release dateJun 20 2025Mar 17 2026
AccessOpen WeightProprietary
Specifications
Parameters
24B
Context window
400k
Benchmarks
Nonsense detection
BullshitBench v2
32%
Timeline
Release gapMistral Small 3.2 shipped 270 days before GPT-5.4 mini

Which is better: Mistral Small 3.2 or GPT-5.4 mini?

Mistral Small 3.2 and GPT-5.4 mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Small 3.2 shipped 270 days before GPT-5.4 mini, so benchmark comparisons should account for the intervening progress.

Mistral Small 3.2 is open weight, while GPT-5.4 mini is proprietary.

Direct benchmark comparisons are unavailable — Mistral Small 3.2 and GPT-5.4 mini don't publish scores on any of the same benchmarks.

Frequently asked questions

Mistral Small 3.2 was released by Mistral on Jun 20 2025.

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

Mistral Small 3.2 is an open weight model released by Mistral. GPT-5.4 mini is a proprietary model released by OpenAI.

Other comparisons