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

Devstral Small 2 (24B) vs GPT-4

Mistral
Devstral Small 2 (24B)
OpenAI
GPT-4
Overview
CompanyMistralOpenAI
Release dateDec 9 2025Mar 14 2023
AccessOpen WeightProprietary
Timeline
Release gapGPT-4 shipped 1001 days before Devstral Small 2 (24B)

Which is better: Devstral Small 2 (24B) or GPT-4?

Devstral Small 2 (24B) and GPT-4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 shipped 1001 days before Devstral Small 2 (24B), so benchmark comparisons should account for the intervening progress.

Devstral Small 2 (24B) is open weight, while GPT-4 is proprietary.

Direct benchmark comparisons are unavailable — Devstral Small 2 (24B) and GPT-4 don't publish scores on any of the same benchmarks.

Frequently asked questions

Devstral Small 2 (24B) was released by Mistral on Dec 9 2025.

GPT-4 was released by OpenAI on Mar 14 2023.

Devstral Small 2 (24B) is an open weight model released by Mistral. GPT-4 is a proprietary model released by OpenAI.

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