Zhipu AI Releases GLM-5.3: 743B Base, Focus on Coding and Cyber Defense

max_paperclips · x · 2026-08-15

Zhipu AI unveils open-source model GLM-5.3, post-trained on a 743B base model, delivering top-tier coding and agentic capabilities, with a major leap in cybersecurity, setting a new standard among open models.

Related event: Zhipu AI Releases GLM-5.3: Same Base Model, Post-Training Drives a Big Leap(51 posts)→

Original post →

More from Models

Models channel →