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

Codestral 25.01 vs GLM-4.6

Mistral
Codestral 25.01
Z.ai
GLM-4.6
Overview
CompanyMistralZ.ai
Release dateJan 13 2025Sep 30 2025
AccessProprietaryOpen Weight
Specifications
Parameters
355B
Context window
256k
200k
Benchmarks
Coding
SWE-Bench Verified
68%
Timeline
Release gapCodestral 25.01 shipped 260 days before GLM-4.6

Which is better: Codestral 25.01 or GLM-4.6?

Codestral 25.01 and GLM-4.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Codestral 25.01 shipped 260 days before GLM-4.6, so benchmark comparisons should account for the intervening progress.

Context windows are 256k (Codestral 25.01) vs 200k (GLM-4.6). Codestral 25.01 is proprietary, while GLM-4.6 is open weight.

Direct benchmark comparisons are unavailable — Codestral 25.01 and GLM-4.6 don't publish scores on any of the same benchmarks.

Frequently asked questions

Codestral 25.01 was released by Mistral on Jan 13 2025.

GLM-4.6 was released by Z.ai on Sep 30 2025.

Codestral 25.01 has a 256k context window; GLM-4.6 has 200k.

Codestral 25.01 is a proprietary model released by Mistral. GLM-4.6 is an open weight model released by Z.ai.

Other comparisons