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

Grok 4 vs ChatGLM-6B

xAI
Grok 4
Z.ai
ChatGLM-6B
Overview
CompanyxAIZ.ai
Release dateJul 9 2025Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Timeline
Release gapChatGLM-6B shipped 848 days before Grok 4

Which is better: Grok 4 or ChatGLM-6B?

Grok 4 and ChatGLM-6B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. ChatGLM-6B shipped 848 days before Grok 4, so benchmark comparisons should account for the intervening progress.

Grok 4 is proprietary, while ChatGLM-6B is open weight.

Direct benchmark comparisons are unavailable — Grok 4 and ChatGLM-6B don't publish scores on any of the same benchmarks.

Frequently asked questions

Grok 4 was released by xAI on Jul 9 2025.

ChatGLM-6B was released by Z.ai on Mar 14 2023.

Grok 4 is a proprietary model released by xAI. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons