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

Codestral 22B vs GLM-4.5-Air

Mistral
Codestral 22B
Z.ai
GLM-4.5-Air
Overview
CompanyMistralZ.ai
Release dateMay 29 2024Jul 28 2025
AccessProprietaryOpen Weight
Specifications
Parameters
106B
Benchmarks
Coding
SWE-Bench Verified
59.8%
Timeline
Release gapCodestral 22B shipped 425 days before GLM-4.5-Air

Which is better: Codestral 22B or GLM-4.5-Air?

Codestral 22B and GLM-4.5-Air don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Codestral 22B shipped 425 days before GLM-4.5-Air, so benchmark comparisons should account for the intervening progress.

Codestral 22B is proprietary, while GLM-4.5-Air is open weight.

Direct benchmark comparisons are unavailable — Codestral 22B and GLM-4.5-Air don't publish scores on any of the same benchmarks.

Frequently asked questions

Codestral 22B was released by Mistral on May 29 2024.

GLM-4.5-Air was released by Z.ai on Jul 28 2025.

Codestral 22B is a proprietary model released by Mistral. GLM-4.5-Air is an open weight model released by Z.ai.

Other comparisons