GLM-5.3 Arrives Hours After Tang Jie's 'sooooooon' — Zhipu's Coding and Security Model Doubles SWE-Marathon, Tops CyberGym

Three days after a user teased Zhipu AI chief scientist Tang Jie on X about GLM-5.3, he replied 'sooooooon', and hours later the model was live. Focused solely on coding and security, GLM-5.3 more than doubled SWE-Marathon to 42.5, quintupled Terminal Bench 3.0 to 28.3, and scored 84.5 on CyberGym, first among all models.