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

Gemini 2.5 Pro vs ChatGLM-6B

Google
Gemini 2.5 Pro
Z.ai
ChatGLM-6B
Overview
CompanyGoogleZ.ai
Release dateMar 25 2025Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Benchmarks
Nonsense detection
BullshitBench v2
20%
Coding
SWE-Bench Verified
59.6%
Science
GPQA Diamond
86.4%
Multimodal
MMMU
68%
Timeline
Release gapChatGLM-6B shipped 742 days before Gemini 2.5 Pro

Which is better: Gemini 2.5 Pro or ChatGLM-6B?

Gemini 2.5 Pro 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 742 days before Gemini 2.5 Pro, so benchmark comparisons should account for the intervening progress.

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

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

Frequently asked questions

Gemini 2.5 Pro was released by Google on Mar 25 2025.

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

Gemini 2.5 Pro is a proprietary model released by Google. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons