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

Codestral 25.01 vs GPT-4.1 nano

Mistral
Codestral 25.01
OpenAI
GPT-4.1 nano
Overview
CompanyMistralOpenAI
Release dateJan 13 2025Apr 14 2025
AccessProprietaryProprietary
Specifications
Context window
256k
1M
Timeline
Release gapCodestral 25.01 shipped 91 days before GPT-4.1 nano

Which is better: Codestral 25.01 or GPT-4.1 nano?

Codestral 25.01 and GPT-4.1 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Codestral 25.01 shipped 91 days before GPT-4.1 nano, so benchmark comparisons should account for the intervening progress.

Context windows are 256k (Codestral 25.01) vs 1M (GPT-4.1 nano).

Direct benchmark comparisons are unavailable — Codestral 25.01 and GPT-4.1 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

Codestral 25.01 was released by Mistral on Jan 13 2025.

GPT-4.1 nano was released by OpenAI on Apr 14 2025.

Codestral 25.01 has a 256k context window; GPT-4.1 nano has 1M.

Other comparisons