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Seedance

Seedance 是字节跳动/豆包推出的视频生成模型，支持首尾帧视频和参考图视频生成。

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首尾帧视频

通过提供首帧和尾帧图片，生成平滑的过渡视频。

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通过统一视频 API

POST /v1/video/create
cURL
curl -X POST https://crazyrouter.com/v1/video/create \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "seedance-lite",
    "prompt": "平滑过渡，人物从微笑变为大笑",
    "images": [
      "https://example.com/start_frame.jpg",
      "https://example.com/end_frame.jpg"
    ],
    "aspect_ratio": "16:9"
  }'

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响应示例

{
  "id": "seedance_task_abc123",
  "status": "processing",
  "status_update_time": 1709123456
}

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参考图视频

使用单张参考图生成视频：
cURL
curl -X POST https://crazyrouter.com/v1/video/create \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "seedance-lite",
    "prompt": "图片中的人物开始跳舞",
    "images": ["https://example.com/portrait.jpg"],
    "aspect_ratio": "9:16"
  }'

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查询任务

GET /v1/video/query?id={task_id}
cURL
curl "https://crazyrouter.com/v1/video/query?id=seedance_task_abc123" \
  -H "Authorization: Bearer YOUR_API_KEY"

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响应示例（已完成）

{
  "id": "seedance_task_abc123",
  "status": "completed",
  "status_update_time": 1709123520,
  "video_url": "https://crazyrouter.com/files/seedance_abc123.mp4"
}

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可用模型

模型说明
seedance-liteSeedance 轻量版，速度快
Seedance 在人物动作和表情变化方面表现出色，特别适合人像视频生成。