Z.ai: GLM 5.3 Flash
Vendor: z-ai|
glm-5.3-flashModalities
TextText
Model multiplier
×0.6
Context
1.05M
Released
Aug 18, 2026
Overview
A fast, low-cost version of GLM 5.3: the same 1M-token context and up to 131K output, but significantly cheaper and with lower latency. Built for high-throughput agentic runs, code completion and bulk text processing.
Context
1.05M
Max output
131,072
Released
Aug 18, 2026
Step-by-step reasoning
Yes
FastCoding
Consumption multiplier
The model coefficient is a usage multiplier. Actual reference-token deductions are available in request logs.
Model multiplier
×0.6
Performance
Gateway metrics for the last 24 hours.
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FAQ
Are there any rate limits?
The default limit is request rate per key. Each key can be restricted by models, spend and IP in your dashboard.
How is billing calculated?
Usage is deducted per request, accounting for model, output and cache coefficients. The final reference-token usage is available in request logs.
Is streaming supported?
Yes, stream: true behaves exactly like in the OpenAI API — tokens arrive as they are generated.