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z-ai

Z.ai: GLM 5.3 FlashX

GLM-5.3-FlashX is the high-speed variant of Z.ai's GLM-5.3-Flash, a native multimodal model delivering inference speeds of up to 200 tokens/s. Built on the same hybrid sparse and linear attention architecture...

z-ai/glm-5.3-flashx

Context Size

1,048.576K

Input Price

55,500 pts/M3,413 Ks/M

Output Price

187,500 pts/M11,531 Ks/M


Architecture

Text
Image
Video

Supported Parameters

include_reasoningmax_tokensreasoningreasoning_effortresponse_formattemperaturetool_choicetoolstop_ktop_p

Details

TokenizerOther
Max Completion131,072 tokens
Provider Context1,048.576K tokens
ModeratedNo
CreatedSep 18, 2026