Z.ai releases open-weight GLM-5.3, beating proprietary rivals on agentic benchmarks
Z.ai released GLM-5.3 as open weights on Hugging Face, achieving 84.5% on the CyberGym vulnerability benchmark and a score of 60 on the Artificial Analysis Intelligence Index, tying top open-weights models. It uses the same base as GLM-5.2 with extended post-training.
How this story unfolded
3 weeks · 15 reports · 34 community posts · 49 of 52 shown
- Aug 14
Z.ai Ships GLM-5.3 Without Retraining the Base Model: Better at Complex Coding and Long-Horizon Tasksmarktechpost.com
GLM-5.3 didn’t change the base model — where did its coding gains come from?thenewstack.io
China's Z.AI Ships GLM-5.3, Calling It the Top Open-Weight Coding Modeldecrypt.co
GLM-5.3: How Chinese labs keep stride with the frontierinterconnects.ai
GLM-5.3 is here with advanced cyber capabilities — and reportedly already found a 'serious vulnerability' in Cursorventurebeat.com
- Aug 15
- Aug 16
- Aug 17
- Aug 18
The Powerful Chinese Model Experts Warned About—and Waited for—Is Herewired.com
GLM 5.3 now available on AI Gatewayvercel.com
GLM-5.3 achieves 60 on the Artificial Analysis Intelligence Index, on par with Kimi K3 and up 7...
- Aug 19
GLM-5.3 achieves 60 on the Artificial Analysis Intelligence Index, on par with Kimi K3 and up 7 points from GLM-5.2. Once the weights are released it will be tied as the leading open weights model
- Aug 23
- Aug 24
- Aug 28
- Aug 29
- Aug 31
- Sep 1
- Sep 2
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