Z.ai Ships GLM-5.3 Without Retraining the Base Model: Better at Complex Coding and Long-Horizon Tasks
Low Severity
Global
Date OccurredAug 14, 202608:03 UTC
Event TypeAI News
SourceAI News
RecordedAug 14, 2026
Full Description
<p>Z.ai released GLM-5.3 on August 14, 2026. The model reuses the 743B GLM-5.2 base unchanged. Every reported gain comes from scaled post-training: more long-horizon task environments, more environmen