GLM-5.3-Flash Chat Completions

Call GLM-5.3-Flash through PixMind for efficient multimodal coding, visual reasoning, agent subtasks, tools, and streaming.

GLM-5.3-Flash is the cost-efficient multimodal route for coding, visual reasoning, and focused agent subtasks. It fits high-volume workflows that still need long-context behavior, tool use, and incremental output.

GLM-5.3-Flash through PixMind's OpenAI-compatible chat completions endpoint.

Provider

Zhipu AI

Model ID

glm-5.3-flash

Endpoint

POST /api-platform/v1/chat/completions

Open model playground Create API key

Model notes

Keep the API key on your server and use streaming when the client needs incremental output.

Request parameters

Parameter	Type	Required	Description
`model`	string	Yes	Stable PixMind model ID. Use `glm-5.3-flash`. Allowed values: `glm-5.3-flash`
`messages`	array	Yes	OpenAI-compatible chat messages. Gemini user content may be a string or an array of text, image_url, and video_url blocks.
`max_tokens`	integer	No	Maximum number of completion tokens to generate. Default: `4096`
`temperature`	number	No	Sampling temperature for the response. Allowed values: `0`, `0.5`, `1`, `2` Default: `1`
`stream`	boolean	No	Return tokens incrementally when enabled. Allowed values: `true`, `false` Default: `false`

Request example

cURL

curl https://aihub-admin.aimix.pro/api-platform/v1/chat/completions \
  -H "Authorization: Bearer $PIXMIND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "glm-5.3-flash",
  "messages": [
    {
      "role": "user",
      "content": "Draft three launch concepts for this product."
    }
  ],
  "stream": false
}'

JavaScript

const response = await fetch("https://aihub-admin.aimix.pro/api-platform/v1/chat/completions", {
  method: "POST",
  headers: {
    "Authorization": `Bearer ${process.env.PIXMIND_API_KEY}`,
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
  "model": "glm-5.3-flash",
  "messages": [
    {
      "role": "user",
      "content": "Draft three launch concepts for this product."
    }
  ],
  "stream": false
})
});

const task = await response.json();

Accepted task response

Generation is asynchronous. Save taskId and poll GET /api-platform/v1/tasks/{taskId} until status is ready or failed.

200 OK

{
  "code": 1000,
  "data": {
    "id": "img_44160",
    "taskId": 44160,
    "type": "image",
    "model": "glm-5.3-flash",
    "status": "processing"
  }
}

API pricing

Configuration	Price
Input tokens	140 credits / 1M tokens
Output tokens	490 credits / 1M tokens
Cache read	40.25 credits / 1M tokens

API pricing uses the apiPlatform role and is separate from PixMind Studio credits. The accepted task response is the final pricing snapshot.