Zhipu releases GLM-5.3 with 50% better coding performance

gaganghotra_ · x · 2026-08-19

Zhipu has launched the GLM-5.3 API. Built on the GLM-5.2 base with post-training improvements, it delivers a 50% performance gain on the Z.ai Code Bench and achieves SOTA among open-source models on Terminal Bench 3.0. It also features emergent cyber capabilities, significantly outperforming its predecessor in vulnerability discovery and exploitation. Pricing matches GLM-5.2, with a 1M-token context window.

Related event: Zhipu Launches GLM-5.3 API with Major Coding Gains(2 posts)→

Original post →

More from Models

Models channel →