seedance-1.5-pro-720p

视频ByteDanceSeedance 1.5720p

进入 Playground

字节上一代视频模型，可生成音画高精同步的视频内容

鉴权与连接

Base URL: https://backend:8000
Authorization: Authorization: Bearer YOUR_API_KEY
Content-Type: application/json
模型名 (model): seedance-1.5-pro-720p

接入协议

异步 Jobs异步

为什么选这个协议

适合需要提交任务并轮询状态的图像、视频、音频生成工作流。

接口地址

POST/v1/jobs

Authorization: Bearer YOUR_API_KEYContent-Type: application/json

请求 / 响应 JSON

// REQUEST

{
  "model": "seedance-1.5-pro-720p",
  "input": {
    "prompt": "A red balloon floating in a blue sky",
    "first_frame_url": "https://example.com/first.png",
    "last_frame_url": "https://example.com/last.png",
    "aspect_ratio": "16:9",
    "seconds": 5
  }
}

// RESPONSE

{
  "id": "job_example",
  "object": "job",
  "status": "processing",
  "model": "seedance-1.5-pro-720p",
  "created": 1710000000,
  "request_id": "req_example"
}

请求字段 / 响应字段

// INPUT SCHEMA

字段	类型	必填
prompt	string	Y
first_frame_url	string	N
last_frame_url	string	N
aspect_ratio	enum	N
seconds	integer	N

// RESPONSE SCHEMA

字段	类型	必填
output.task_id	string	N
output.status	string	N
output.videos[]	video	N

代码示例

cURLrequest.sh

curl -X POST "https://backend:8000/v1/jobs" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "seedance-1.5-pro-720p",
  "input": {
    "prompt": "A red balloon floating in a blue sky",
    "first_frame_url": "https://example.com/first.png",
    "last_frame_url": "https://example.com/last.png",
    "aspect_ratio": "16:9",
    "seconds": 5
  }
}'

# 上传参考文件 cURL
curl -X POST "https://backend:8000/v1/files/upload" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -F "kind=image" \
  -F "purpose=reference" \
  -F "file=@demo.png"

# 查询任务状态 cURL
# 将 job_example 替换为提交任务返回的 task_id
curl -X GET "https://backend:8000/v1/jobs/job_example" \
  -H "Authorization: Bearer YOUR_API_KEY"