GLM-5.3 released: post-training boosts to frontier level, excels in coding and cyber defense
mishig25 · x · 2026-08-14
Zhipu releases GLM-5.3, based on a 743B base model, with post-training significantly improving coding and agentic capabilities, setting a new standard among open models in cybersecurity. Commentators note that updates like DeepSeek flash and GLM-5.3 show post-training breakthroughs, unexplained by logit distillation, reaching near-frontier performance.
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