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

GPT-5.2 vs ChatGLM-6B

OpenAI
GPT-5.2
Z.ai
ChatGLM-6B
Overview
CompanyOpenAIZ.ai
Release dateDec 11 2025Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Benchmarks
Nonsense detection
BullshitBench v2
38%
Coding
SWE-Bench Verified
80%
Science
GPQA Diamond
92.4%
Timeline
Release gapChatGLM-6B shipped 1003 days before GPT-5.2

Which is better: GPT-5.2 or ChatGLM-6B?

GPT-5.2 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 1003 days before GPT-5.2, so benchmark comparisons should account for the intervening progress.

GPT-5.2 is proprietary, while ChatGLM-6B is open weight.

Direct benchmark comparisons are unavailable — GPT-5.2 and ChatGLM-6B don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-5.2 was released by OpenAI on Dec 11 2025.

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

GPT-5.2 is a proprietary model released by OpenAI. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons