GLM-5.3 is Z.AI’s coding and agentic reasoning model, built for complex software engineering, long-running agent tasks, vulnerability analysis, and other demanding workloads. Building on GLM-5.2, it incorporates further post-training improvements to deliver stronger coding performance, better task execution, and greater token efficiency. We currently offer the production-ready GLM-5.3 API with unlimited concurrency, making it well suited for high-throughput workloads, coding agents, and large-scale automation. For a limited time, GLM-5.3 is available at 10% off.
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GLM 5.3
GLM 5.3 Compare
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GLM 5.3+ Add model · 1/4
10% off
GLM 5.3
Z.AI · text → text
Input$1.1268$1.0141 /M
Output$3.9438$3.5494 /M
Cache read$0.2817$0.2535 /M
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