Model API

Vidu Q4

Create a 3–16 second video from up to twelve reference images, with optional generated audio and resolutions from 540p to 4K.

Model id

Use this in every request

vidu/q4/reference-to-video

This model has other modes with their own ids: vidu/q4/image-to-video.

Run it

Quote the input, start the generation with the quote, then poll the job. Set RAYWAKE_API_KEY first; see Authentication.

# 1. Price the exact input (quotes are valid for up to 10 minutes)
curl -s https://api.raywake.com/v1/quotes \
  -H "Authorization: Bearer $RAYWAKE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "vidu/q4/reference-to-video",
  "input": {
    "prompt": "A red ceramic cup on a wooden table, soft morning light"
  }
}'

# 2. Start the generation with the quote_id from step 1
curl -s https://api.raywake.com/v1/generate \
  -H "Authorization: Bearer $RAYWAKE_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{"model": "vidu/q4/reference-to-video", "quote_id": "QUOTE_ID", "input": {"prompt":"A red ceramic cup on a wooden table, soft morning light"}}'

# 3. Poll until the status is terminal
curl -s https://api.raywake.com/v1/jobs/JOB_ID \
  -H "Authorization: Bearer $RAYWAKE_API_KEY"

Input

Input fields for vidu/q4/reference-to-video
Name	Type	Description
`prompt`required	string	Text prompt for video generation, max 5000 characters. Refer to references by their position in the lists: [@reference_image_1], [@reference_image_2], ... for images and [reference_audio_1], [reference_audio_2], ... for audio clips.
`reference_image_urls`	array of image URLs	URLs or base64 data URIs of up to 12 reference images (png, jpeg, jpg, webp) used to keep subjects consistent.
`duration`	integer	Duration of the video in seconds (3-16) Default: `5`
`seed`	integer	Random seed for reproducibility. If None, a random seed is chosen.
`aspect_ratio`	string (enum)	The aspect ratio of the output video Default: `16:9` One of: `16:9`, `9:16`, `4:3`, `3:4`, `1:1`
`resolution`	string (enum)	Output video resolution Default: `720p` One of: `540p`, `720p`, `1080p`, `2K`, `4K`
`audio`	boolean	Whether to generate audio (dialogue and sound effects) with the video. When false, the output video is silent. Default: `false`

Output

A succeeded job lists its results under outputs, stored on our side. See Jobs for every field.

Job excerpt

"outputs": [
  { "type": "video", "url": "https://…", "mime_type": "video/mp4", "thumbnail_url": "https://…" }
]

Pricing

540p$0.05/ second
720p$0.1054/ second
1080p$0.1332/ second
2K$0.2108/ second
4K$0.4326/ second

The exact charge for your input comes from a quote. How charges settle