Veo 3.1 Fast video with sound
video-veo-3-1-fastGoogle's Veo 3.1 Fast: realistic videos with native sound from text or a starting image. Choose 4, 6 or 8 seconds, in 720p or 1080p. Compared with other video tools: premium. Price: from $0.811 per 4-second video, charged only on success. Price depends on duration: 4 $0.811, 6 $1.216, 8 $1.621 (default 4). One call = one 4-second video with sound (6 or 8 seconds cost more).
Tool call template
Replace each placeholder with a value matching the input schema. Only required parameters are included; add optional parameters as needed.
{
"id": 1,
"jsonrpc": "2.0",
"method": "tools/call",
"params": {
"arguments": {
"prompt": "<prompt>"
},
"name": "video-veo-3-1-fast"
}
}Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| seed | No | ||
| image | No | Optional starting image (https URL) | |
| prompt | Yes | What to create or change | |
| duration | No | Length in seconds; sets the price. Default 4 | |
| resolution | No | Same price. Default 1080p | |
| aspect_ratio | No | Aspect ratio, default 16:9 | |
| negative_prompt | No | What you do not want to see |