Z.ai's GLM-5.3 Got So Dangerous It Delayed Its Own Release

Z.ai's new 753B open-weights model keeps the GLM-5.2 base but doubles down on post-training, topping open-source coding and cyber benchmarks.

Source

Z.ai

Published

Aug 25, 2026, 6:42 AM

Author

AlphaSignal Newsroom

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1 min read

Z.ai's new 753B open-weights model keeps the GLM-5.2 base but doubles down on post-training, topping open-source coding and cyber benchmarks.

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