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

Gemini 2.5 Pro vs GLM-4-9B

Google
Gemini 2.5 Pro
Z.ai
GLM-4-9B
Overview
CompanyGoogleZ.ai
Release dateMar 25 2025Jun 5 2024
AccessProprietaryOpen Weight
Specifications
Parameters
9B
Benchmarks
Nonsense detection
BullshitBench v2
20%
Coding
SWE-Bench Verified
59.6%
Science
GPQA Diamond
86.4%
Multimodal
MMMU
68%
Timeline
Release gapGLM-4-9B shipped 293 days before Gemini 2.5 Pro

Which is better: Gemini 2.5 Pro or GLM-4-9B?

Gemini 2.5 Pro and GLM-4-9B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4-9B shipped 293 days before Gemini 2.5 Pro, so benchmark comparisons should account for the intervening progress.

Gemini 2.5 Pro is proprietary, while GLM-4-9B is open weight.

Direct benchmark comparisons are unavailable — Gemini 2.5 Pro and GLM-4-9B 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.

GLM-4-9B was released by Z.ai on Jun 5 2024.

Gemini 2.5 Pro is a proprietary model released by Google. GLM-4-9B is an open weight model released by Z.ai.

Other comparisons