GPT-4.5 vs GLM-4
OpenAI GPT-4.5 | Z.ai GLM-4 | |
|---|---|---|
| Overview | ||
| Company | OpenAI | Z.ai |
| Release date | Feb 27 2025 | Jan 16 2024 |
| Access | Proprietary | Proprietary |
| Timeline | ||
| Release gap | GLM-4 shipped 408 days before GPT-4.5 | |
Which is better: GPT-4.5 or GLM-4?
GPT-4.5 and GLM-4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4 shipped 408 days before GPT-4.5, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — GPT-4.5 and GLM-4 don't publish scores on any of the same benchmarks.
Frequently asked questions
GPT-4.5 was released by OpenAI on Feb 27 2025.
GLM-4 was released by Z.ai on Jan 16 2024.