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

Gemini 1.5 Flash-002 vs GLM-4.5

Google
Gemini 1.5 Flash-002
Z.ai
GLM-4.5
Overview
CompanyGoogleZ.ai
Release dateSep 24 2024Jul 28 2025
AccessProprietaryOpen Weight
Specifications
Parameters
355B
Context window
128k
Benchmarks
Coding
SWE-Bench Verified
64.2%
Science
GPQA Diamond
79.1%
Timeline
Release gapGemini 1.5 Flash-002 shipped 307 days before GLM-4.5

Which is better: Gemini 1.5 Flash-002 or GLM-4.5?

Gemini 1.5 Flash-002 and GLM-4.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.5 Flash-002 shipped 307 days before GLM-4.5, so benchmark comparisons should account for the intervening progress.

Gemini 1.5 Flash-002 is proprietary, while GLM-4.5 is open weight.

Direct benchmark comparisons are unavailable — Gemini 1.5 Flash-002 and GLM-4.5 don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemini 1.5 Flash-002 was released by Google on Sep 24 2024.

GLM-4.5 was released by Z.ai on Jul 28 2025.

Gemini 1.5 Flash-002 is a proprietary model released by Google. GLM-4.5 is an open weight model released by Z.ai.

Other comparisons