VIDEO GENERATION API

Seedance 2.5 Reference API

Lock characters, sets, and palettes across a full take with Seedance 2.5 multimodal references. Route it through one ManifoldGen key and receive a recoverable asynchronous job.

Authentication

Bearer API key

Response

Async job + status URL

How to Use Seedance 2.5

Request schema

servicevideo_generateRequired

modelseedance-2.5-reference-to-videoRequired

promptstringRequired

reference_image_urlsHTTPS URL[]Required

duration4 | 5 | 8 | 104

resolution480p | 720p480p

aspect_ratio16:9 | 9:16 | 1:1 | 4:3 | 3:416:9

Job lifecycle: POST to /api/service, read result.job_id, then poll /api/video-jobs/{job_id} every 2–5 seconds. Completed jobs contain a durable video_url.

Open the visual generator

Live API tester

Generator controls

Describe the shot

Reference image URL

Use a public HTTPS URL. Uploads from the homepage and Studio provide one automatically.

DurationAspect ratioResolutionSeed

Generate audio

Output

Your generated shot will appear here, ready to download or place on the Studio timeline.

API request

curl https://manifoldgen.com/api/service \
  -X POST \
  -H "Authorization: Bearer $MANIFOLDGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "service": "video_generate",
  "model": "seedance-2.5-reference-to-video",
  "prompt": "A cinematic tracking shot through a rain-soaked night market, natural motion, rich reflections",
  "duration": 4,
  "aspect_ratio": "16:9",
  "resolution": "480p",
  "output_format": "mp4",
  "include_audio": true
}'

The API and this tester use the same request. Provider routing stays behind ManifoldGen.