Paid API service

Detect Main Body Object Detection

Use this visual AI API when the task needs detecting the main subject region in an image. Send the schema keys exactly as listed (ImageURL); required parameters: ImageURL.

Invocation

Service ID: main-subject-detection
Method: POST
Endpoint: /api/tools/main-subject-detection
Legacy Endpoint: /api/tools/aliyun-objectdet-detect-main-body
MCP Tool: main_subject_detection
Price: USD 0.20

Payment

Call the endpoint without payment to receive HTTP 402 metadata. After payment is complete, retry with X-Payment-Token, an x402 payment signature, or MCP paymentToken.

Create a payment with POST /api/payments using serviceId="main-subject-detection", then pass the returned token in X-Payment-Token or MCP paymentToken.

Schema And Examples

{
  "exampleRequest": {
    "ImageURL": "https://example.com/image.jpg"
  },
  "exampleResponse": {
    "code": "200",
    "content": "",
    "data": {
      "Action": "DetectMainBody",
      "Result": "example result from Alibaba Cloud objectdet"
    },
    "message": "success",
    "requestId": "example-request-id"
  },
  "inputSchema": {
    "description": "Use Alibaba Cloud RPC parameter names exactly, for example ImageURL, ImageUrl, Url, URL, JobId, or Tasks depending on the service.",
    "properties": {
      "ImageURL": {
        "description": "Public http or https image URL accepted by the Alibaba Cloud API.",
        "format": "uri",
        "type": "string"
      }
    },
    "required": [
      "ImageURL"
    ],
    "type": "object"
  },
  "outputSchema": {
    "properties": {
      "code": {
        "type": "string"
      },
      "content": {
        "type": "string"
      },
      "data": {
        "type": "object"
      },
      "message": {
        "type": "string"
      },
      "requestId": {
        "type": "string"
      }
    },
    "required": [
      "requestId",
      "data"
    ],
    "type": "object"
  }
}