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

Composer 2 vs ChatGLM-6B

Cursor
Composer 2
Z.ai
ChatGLM-6B
Overview
CompanyCursorZ.ai
Release dateMar 20 2026Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Benchmarks
Multilingual coding
SWE-Bench Multilingual
73.7%
Agentic coding
CursorBench v3.1
52.2%
Agentic terminal coding
Terminal-Bench 2.0
61.7%
Timeline
Release gapChatGLM-6B shipped 1102 days before Composer 2

Which is better: Composer 2 or ChatGLM-6B?

Composer 2 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 1102 days before Composer 2, so benchmark comparisons should account for the intervening progress.

Composer 2 is proprietary, while ChatGLM-6B is open weight.

Direct benchmark comparisons are unavailable — Composer 2 and ChatGLM-6B don't publish scores on any of the same benchmarks.

Frequently asked questions

Composer 2 was released by Cursor on Mar 20 2026.

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

Composer 2 is a proprietary model released by Cursor. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons