GLM-5.3-Flash is a high-efficiency multimodal model from Z.AI. It supports a context window of roughly 1 million tokens, along with text, image, and video inputs, and includes tool-calling capabilities. It is primarily designed for coding agents, complex reasoning, and long-horizon software engineering tasks. Built on the existing GLM technology stack, the model has been further post-trained and optimized to deliver strong performance while placing greater emphasis on inference efficiency, responsiveness, and cost.The model is offered at a limited-time 50% discount; users are welcome to try it.
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GLM 5.3 Flash
GLM 5.3 Flash Compare
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GLM 5.3 Flash+ Add model · 1/4
up to 50% off·00:00–23:59 UTC
GLM 5.3 Flash
Z.AI · text, image, video → text
Input$0.11$0.06 /M
Output$0.39$0.20 /M
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