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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.

Context Window
1M
In
—per million tokens
Out
—per million tokens

Z.ai

Model IDz-ai/glm-5.3-flashx

Specifications

Context Window
1M
Modalities
text
Price
—
Model ID
z-ai/glm-5.3-flashx

Quick start

z-ai/glm-5.3-flashx

—

TypeScript
import OpenAI from 'openai'
 
const client = new OpenAI({
  apiKey: process.env.HANZO_API_KEY,
  baseURL: 'https://api.hanzo.ai/v1'
})
 
const response = await client.chat.completions.create({
  model: 'z-ai/glm-5.3-flashx',
  messages: [{ role: 'user', content: 'Hello!' }]
})
 
console.log(response.choices[0].message.content)
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