GLM 5.3 Prime
Z.AI🇨🇳
z-ai/glm-5.3-primeGLM-5.3-Prime is the high-speed variant of Z.ai's GLM-5.3, inheriting its full capabilities while delivering 1.5–2× the output throughput through inference acceleration.
Cost rate
2x
Context
1M
Released
Sep 23, 2026
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Output
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Support
ReasoningTool callingStructured outputs