20 August 2026
Chinese lab Z AI releases GLM-5.3 model, ranks fourth globally
First reported
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- Z AI, a Chinese research lab, released GLM-5.3, a large language model (software trained to predict and generate text).
- On Artificial Analysis' Intelligence Index, GLM-5.3 scored 60 points and placed fourth among all models tested.
- GLM-5.3 tied with Kimi K3 as the highest-ranking openly available model, meaning anyone can access and use it.
How it was covered
The Rundown AIRowan Cheung
Z AI released GLM-5.3, which scored 60 on Artificial Analysis' Intelligence Index, moving into fourth place overall and tying for top open model alongside Kimi K3.