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

Mistral Small 4 vs GLM-4.6

Mistral
Mistral Small 4
Z.ai
GLM-4.6
Overview
CompanyMistralZ.ai
Release dateMar 16 2026Sep 30 2025
AccessProprietaryOpen Weight
Specifications
Parameters
355B
Context window
200k
Benchmarks
Coding
SWE-Bench Verified
68%
Timeline
Release gapGLM-4.6 shipped 167 days before Mistral Small 4

Which is better: Mistral Small 4 or GLM-4.6?

Mistral Small 4 and GLM-4.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4.6 shipped 167 days before Mistral Small 4, so benchmark comparisons should account for the intervening progress.

Mistral Small 4 is proprietary, while GLM-4.6 is open weight.

Direct benchmark comparisons are unavailable — Mistral Small 4 and GLM-4.6 don't publish scores on any of the same benchmarks.

Frequently asked questions

Mistral Small 4 was released by Mistral on Mar 16 2026.

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

Mistral Small 4 is a proprietary model released by Mistral. GLM-4.6 is an open weight model released by Z.ai.

Other comparisons