pearl_subject_fields

Pack: wipo-pearl · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/pearl_subject_fields for the schema, then POST the same URL with its arguments for the data.

List the 29 WIPO Pearl subject-field codes (e.g. “LEGL” = Legal Matters, “CHEM” = Chemical & Materials Technology) and the 10 supported language codes, for use with pearl_search_terms’ subject_field/source_language/target_languages arguments. No arguments.

Example call

Arguments

{}

curl

curl -X POST https://gateway.pipeworx.io/wipo-pearl/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"pearl_subject_fields","arguments":{}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('pearl_subject_fields', {});

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

{
  "mcpServers": {
    "pipeworx": {
      "url": "https://pipeworx.io/mcp"
    }
  }
}
Connect to just the wipo-pearl pack
{
  "mcpServers": {
    "wipo-pearl": {
      "url": "https://gateway.pipeworx.io/wipo-pearl/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

Regenerated from source · build October 19, 2026