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GLM 5.3 Fast

Speed-optimized version of Z.AI’s GLM-5.3 agentic coding model, built for responsive, real-time workloads. It supports advanced coding, long-horizon task execution, testing, vulnerability discovery, and cybersecurity analysis, making it ideal for developer tools, coding agents, and complex multi-step engineering workflows.

Input and output price
Input $2.10, Output $6.60, Per 1M tokens
24h uptime
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import { streamText } from 'ai'


const result = streamText({
  model: 'zai/glm-5.3-fast',
  prompt: 'Why is the sky blue?'
})
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Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Max Output
Latency
Throughput
Input
Output
Cache
Web Search
Capabilities
ZDR
No Training
Regional Inference
Free Tier
Release Date
Baseten
Legal:Terms•Privacy
1M262K
$2.10/M
$6.60/M
Read$0.21/M
—
US
09/02/2026

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