Google Veo · Video

Text to Video (Fast)

📌 What is this：Faster generation with veo-3.1-fast (720p by default; hd=true outputs 1080p).

💡 When to use：Use when speed matters; enable hd for 1080P.

Endpoints

Usage	Method	Path
Submit task	POST	/api/cqt/generator/veo
Query Result	GET	/api/cqt/info/veo?id={taskId}

⏱ Recommended polling interval：Poll every 10-15s until status = succeeded / failed.

Request Parameters

Param	Type	Required	Description
model	string	Required	veo-3.1-fast
prompt	string	Required	Video description
aspectRatio	string	—	Aspect ratio, 1 of 8: 16:9 / 9:16 / 1:1 / 4:3 / 3:4 / 3:2 / 2:3 / 21:9, default 16:9 (each maps to a fixed resolution; see the size table; resolution auto-selected, no extra charge)
duration	integer	—	Duration (sec) 4 / 6 / 8, default 6
hd	boolean	—	720P by default; true outputs 1080P (extra +20)
enableTranslation	boolean	—	Translate the prompt, default false

Request Example

curl -X POST https://api.cqtai.com/api/cqt/generator/veo \
  -H 'Authorization: Bearer <API_KEY>' \
  -H 'Content-Type: application/json' \
  -d '{
    "model": "veo-3.1-fast",
    "prompt": "city timelapse at night, neon lights",
    "aspectRatio": "16:9",
    "duration": 6,
    "hd": true
  }'
# -> { "code":200, "data":"<taskId>" }

Response Example

{
  "code": 200,
  "data": {
    "id": "<taskId>",
    "status": "succeeded",
    "resultUrl": "https://.../result.mp4",
    "createTime": "2026-06-15 10:00:00",
    "completeTime": "2026-06-15 10:02:00"
  }
}