Seedance 1.5 Pro API

Seedance 1.5 Pro 是稳定的视频模型，适合文生视频和帧控制图生视频。

模型 key

doubao/seedance-1.5-pro — Seedance 1.5 pro

支持的 mode 与输入

模型	Mode	名称	输入要求
`doubao/seedance-1.5-pro`	`text_to_video`	文生视频	Prompt max 2000 chars
`doubao/seedance-1.5-pro`	`frames_to_video`	首尾帧生成视频	Prompt max 2000 chars Images `start_frame,end_frame`: 1-2 files, 10 MB, formats jpg, png, webp

参数

模型	参数	默认值	可选值	适用 mode
`doubao/seedance-1.5-pro`	`duration`	`4s`	`4s`, `5s`, `6s`, `7s`, `8s`, `9s`, `10s`, `11s`, `12s`	全部 mode
`doubao/seedance-1.5-pro`	`resolution`	`720p`	`480p`, `720p`, `1080p`	全部 mode
`doubao/seedance-1.5-pro`	`aspect_ratio`	`16:9`	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`	全部 mode
`doubao/seedance-1.5-pro`	`audio`	`false`	`true`, `false`	全部 mode
`doubao/seedance-1.5-pro`	`camera_fixed`	`false`	`true`, `false`	全部 mode

价格

模型	价格
`doubao/seedance-1.5-pro`	每秒 2 credits；参数倍率：`resolution`=`{"480p":1,"720p":2,"1080p":3}`

生产建议

显式传入 mode。
只使用上表列出的参数值。
媒体输入类 mode 请先用 POST /api/v1/files 上传素材。
如果页面包含多个变体，请使用你真正需要的模型 key。

示例：文生视频

curl https://buble.ai/api/v1/generations \
  -H "Authorization: Bearer $BUBLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "doubao/seedance-1.5-pro",
    "mode": "text_to_video",
    "prompt": "A cinematic product launch shot with slow camera movement, premium lighting, and realistic motion",
    "duration": "4s",
    "resolution": "720p",
    "aspect_ratio": "16:9",
    "audio": "false",
    "camera_fixed": "false"
  }'

示例：素材驱动视频

curl https://buble.ai/api/v1/generations \
  -H "Authorization: Bearer $BUBLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "doubao/seedance-1.5-pro",
    "mode": "frames_to_video",
    "prompt": "Animate the source into a polished cinematic motion shot with natural camera movement",
    "start_frame": "https://example.com/start.png",
    "duration": "4s",
    "resolution": "720p",
    "aspect_ratio": "16:9",
    "audio": "false",
    "camera_fixed": "false"
  }'

Seedance 1.5 Pro API

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