Seedance

Via the unified POST /api/v2/video/generate, set model to a Seedance variant.

Base URL: https://api.aiclonevoicefree.com ｜ Auth: Authorization: Bearer sk_...

Field	Notes
`model`	`doubao-seedance-1-5-pro` / `doubao-seedance-2.0` / `doubao-seedance-2.0-fast`
`prompt`	✅ Description
`resolution`	`480p` / `720p` / `1080p`
`duration`	Seconds
`aspect_ratio`	e.g. `16:9` / `9:16` / `1:1` / `4:3` / `21:9`
`first_frame_url` / `last_frame_url`	First/last frame (image-to-video)
`video_urls`	Reference videos (2.0 family)
`audio`	Audio (2.0 family)

Billing (per second, by resolution / video-ref): 1.5-pro 480/720/1080 = 10/21/52; 2.0 no-ref 32/68/168 (with-ref 19/41/102); 2.0-fast 720p 25 (with-ref 33) / else 55 (with-ref 15).

Examples: cost = ceil(duration × rate)

seedance-1-5-pro 720p 5s = 21 × 5 = 105 credits
seedance-2.0 1080p 5s (no ref video) = 168 × 5 = 840 credits
seedance-2.0 1080p 5s (with ref video) = 102 × 5 = 510 credits

402 at submit if insufficient; auto-refunded on failure.

curl -X POST https://api.aiclonevoicefree.com/api/v2/video/generate \
  -H "Authorization: Bearer sk_your_api_key" -H "Content-Type: application/json" \
  -d '{ "model": "doubao-seedance-1-5-pro", "prompt": "a corgi running, cinematic", "resolution": "720p", "duration": 5, "aspect_ratio": "16:9" }'

Poll GET /api/v2/tasks/{task_id} for result.videoUrl. See Tasks.