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Z.ai

Z.ai: GLM 5.3 Prime

GLM-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. It supports text input and output with a 1M-token...

glm-5.3-prime

Pricing

~99%
Input
$0.03332 / 1,000,000 tokens
Output
$0.10472 / 1,000,000 tokens
Cache read
$0.006664 / 1,000,000 tokens
Cache write
$0.03332 / 1,000,000 tokens
How pricing works

Discount history

98.8%
Nov 7, 11:57 PMNov 8, 03:56 AM UTC

Model details

Input
text
Output
text
Context window
1,000,000 tokens
Maximum output
131,072 tokens
Availability
Uncapped capacity
Updated
11/8/2026, 3:58:06 AM UTC

Capacity is reserved when your request is accepted.

Capabilities

ChatStreamingTool callingReasoningJSON mode

Supported parameters

frequency_penaltyinclude_reasoninglogprobsmax_tokenspresence_penaltyreasoningreasoning_effortresponse_formatseedstoptemperaturetool_choicetoolstop_ktop_logprobstop_p