Image Copyright Check

Compare images with registered works to screen for potential copyright risks. Call the Image Copyright Check API via REST or MCP from 10 credits per call.

Cost10 credits / call

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POST · https://api.nexscope.ai/rg/copyrightDetectionMCP · nexscope_ruiguan_copyright_detection

Choose an integration method

IP Risk Detection RG

What this API does

Compare images with registered works to screen for potential copyright risks. The request accepts imageUrl, topNumber, enableRadar. Its documented result includes detectId, path, pathThumb, similarity, subRadarResult, copyrightUrl, copyrightCode, rightsOwner.

Image Copyright Check API use cases

Investigate a product IP question

To investigate a product ip question, a compliance analyst submits imageUrl and topNumber to Image Copyright Check. The returned detectId, path, pathThumb help identify records relevant to the proposed product.

Collect records for an IP review

A compliance analyst uses Image Copyright Check with imageUrl and topNumber to collect records for an ip review. The returned detectId, path, pathThumb help collect bibliographic evidence for a specialist review.

Document evidence for specialist assessment

For this workflow, a compliance analyst calls Image Copyright Check with imageUrl and topNumber to document evidence for specialist assessment. The result helps document the records supporting an IP research question.

Image Copyright Check API FAQ

What does the Image Copyright Check API return?

Compare images with registered works to screen for potential copyright risks. The documented output includes detectId, path, pathThumb, similarity, subRadarResult, copyrightUrl, copyrightCode, rightsOwner. It corresponds to the supplied imageUrl, topNumber, enableRadar. Optional fields can be absent; a missing value should not be interpreted as a measured zero. Example values illustrate the response shape, rather than live account results.

How many credits does the Image Copyright Check API cost?

The current documented cost is 10 credits / call. This is the same cost shown at the top of this page. If a range or estimate is displayed, the final charge depends on the request. Review your available credits and the pricing page before calling the API, and check API usage records for the actual charge.

How do I call the Image Copyright Check API from my app or an MCP client?

Send a POST request to https://api.nexscope.ai/rg/copyrightDetection with your API key as a Bearer token and the JSON inputs shown in API integration. In a compatible MCP client such as Claude or Cursor, connect Nexscope and call nexscope_ruiguan_copyright_detection. Use the MCP arguments shown in the MCP guide, or switch Online test to MCP to review its request before adding it to your app.

View plans and credits Connect this API with MCP

Try this API

Endpoint

https://api.nexscope.ai/rg/copyrightDetection

MCP method

nexscope_ruiguan_copyright_detection

Step 1 of 3 · Authenticate

Authentication

All run endpoints require a user API key. Send it as a bearer token in the Authorization header.

Authorization: Bearer nk-xxxxxxxxxxxxxxxxx

Missing or invalid API keys return an authentication error. Manage keys from .

Step 2 of 3 · Send a request

POSThttps://api.nexscope.ai/rg/copyrightDetection

Run an API

Send a JSON request body using the parameters described below.

Example request

Replace YOUR_API_KEY, then run this command in your terminal.

curl -X POST 'https://api.nexscope.ai/rg/copyrightDetection' \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "enableRadar": true,
  "imageUrl": "https://example.com/test-image.jpg",
  "topNumber": 100
}'

Step 3 of 3 · Inspect the result

Check the response

Read code for the request status and data for the result. Open the parameter and response reference for the full field definitions.

HTTP status codes

Code	Description
200	HTTP request completed. Check JSON code; only 0 indicates business success or acceptance.
400	Request JSON or required API parameters are invalid.
401	API key is missing, invalid, or cannot be matched to a user.
5xx	API execution or upstream service failed.

View parameters & response Try online

All categories/ IP Risk Detection RG

POSThttps://api.nexscope.ai/rg/copyrightDetection

Run this API

Send a JSON request to execute this API and receive the documented response payload.

Open tester

Endpoint

Method	`POST`
Path	`https://api.nexscope.ai/rg/copyrightDetection`
Auth	`Bearer API key`
Content-Type	`application/json`

Request parameters

Name	Type	Required	Description
`imageUrl`	`string`	required	Detected copyright image URL, must be publicly accessible, maximum length 1000 characters
`topNumber`	`integer`	required	Recall quantity, range 10-200 Example: 100
`enableRadar`	`boolean`	required	Whether to enable radar detection Example: true

Code example

{
  "enableRadar": true,
  "imageUrl": "https://example.com/test-image.jpg",
  "topNumber": 100
}

Response example

Platform response envelope. code 0 indicates success or acceptance; data contains the business result.

{
  "code": 0,
  "cost": "-1",
  "data": {},
  "msg": null,
  "time": "2026-01-01 00:00:00",
  "traceId": null,
  "ts": "0"
}

Response fields

Response field reference (16 fields)

Name	Type	Required	Description
`total`	`integer`	optional	Number of records
`data`	`array`	optional	Test result list (see test result objects below for details)
`detectId`	`string`	optional	Detection ID
`columns`	`array`	optional	Rendered columns
`costToken`	`integer`	optional	Consume token
`type`	`string`	optional	Rendering style
`path`	`string`	optional	Copyright painting picture path
`pathThumb`	`string`	optional	Copyright painting thumbnail path
`similarity`	`string`	optional	Similarity
`subRadarResult`	`integer`	optional	`1` indicates infringement, `0` indicates no infringement, and `null` indicates no radar detection.
`copyrightUrl`	`string`	optional	Source
`copyrightCode`	`string`	optional	Copyright identification code
`rightsOwner`	`string`	optional	rights holder
`link`	`string`	optional	Copyright official website link
`troCase`	`boolean`	optional	Do you have a history of TRO rights protection?
`troHolder`	`boolean`	optional	Is it the copyright of the TRO rights holder?

Responses

Code	Description
200	HTTP request completed. Check JSON code; only 0 indicates business success or acceptance.
400	Request JSON or required API parameters are invalid.
401	API key is missing, invalid, or cannot be matched to a user.
5xx	API execution or upstream service failed.

Data source, freshness, and limitations

Source, freshness, coverage, rate limits, and estimation notes are not specified in this API definition unless they appear in the request or response field documentation above. Do not assume official marketplace data or real-time freshness when it is not explicitly documented.

Step 1 of 2 · Connect your MCP client

MCP

V2 recommended

Connect remote agents through the standard MCP 2025-11-25 Streamable HTTP endpoint. Use OAuth 2.1 Authorization Code with PKCE, or an API key for compatibility.

POST https://api.nexscope.ai/mcp
MCP-Protocol-Version: 2025-11-25
Content-Type: application/json

Authentication

OAuth clients request the mcp:tools scope. The endpoint's 401 response advertises protected-resource metadata for authorization discovery.

Step 2 of 2 · Call the tool

Call a tool

{
  "jsonrpc": "2.0",
  "id": "tool-call-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_ruiguan_copyright_detection",
    "arguments": {
      "enableRadar": false,
      "imageUrl": "https://m.media-amazon.com/images/I/719mRAn2VrL._AC_SL1500_.jpg",
      "topNumber": 10
    }
  }
}

Legacy MCP v1

Existing API-key clients can continue using the compatibility endpoint. New integrations should use MCP v2.

GET / POST /mcp/legacy

Online test

Execute the current API with your API key and JSON payload. Online tests use this site's configured API environment; the Endpoint and copyable examples use the public integration address.

10 credits / callAPI usage records

Try it

Send a real request with the same contract shown in the reference.

Endpoint

/rg/copyrightDetection

MCP method

nexscope_ruiguan_copyright_detection

API key*

JSON payload*

cURL

curl -X POST \
  https://api.nexscope.ai/rg/copyrightDetection \
  -H "Authorization: Bearer nk-..." \
  -H "Content-Type: application/json" \
  -d '{ "enableRadar": true, "imageUrl": "", "topNumber": 100 }'

Response

No response yet. Run the request to see the response here.

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