GLM-5.3 is Z.ai’s reasoning model for coding and agentic workflows, designed for complex software engineering, long-running agents, and vulnerability analysis. It uses the same base model as GLM-5.2, with scaled post-training improving coding, task execution, and token efficiency. This model is a limited-time preview version of GLM-5.3, intended for testing and evaluation only. Service stability is not guaranteed, and we do not recommend using it in production environments. We’re waiting for the official commercial API release and will integrate it as soon as official support becomes available.
← Models
coding-glm-5.3
coding-glm-5.3 Compare
Compare pricing, specifications, performance, and benchmarks for up to four models.
+ Add model · 1/4
coding-glm-5.3
Z.AI · text → text
Input$0.06 /M
Output$0.22 /M
Pick a second model to start comparing.
Popular comparisons
Related model match-ups readers also look at.
