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

Composer 2.5 vs ChatGLM-6B

Cursor
Composer 2.5
Z.ai
ChatGLM-6B
Overview
CompanyCursorZ.ai
Release dateMay 18 2026Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Benchmarks
Multilingual coding
SWE-Bench Multilingual
79.8%
Agentic coding
CursorBench v3.1
63.2%
Agentic terminal coding
Terminal-Bench 2.0
69.3%
Timeline
Release gapChatGLM-6B shipped 1161 days before Composer 2.5

Which is better: Composer 2.5 or ChatGLM-6B?

Composer 2.5 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 1161 days before Composer 2.5, so benchmark comparisons should account for the intervening progress.

Composer 2.5 is proprietary, while ChatGLM-6B is open weight.

Direct benchmark comparisons are unavailable — Composer 2.5 and ChatGLM-6B don't publish scores on any of the same benchmarks.

Frequently asked questions

Composer 2.5 was released by Cursor on May 18 2026.

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

Composer 2.5 is a proprietary model released by Cursor. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons