`children`

Pack: catalogueoflife · 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/children for the schema, then POST the same URL with its arguments for the data.

“What species are in [genus]” / “all members of [family]” / “species under [order]” / “direct descendants of [taxon]” — list immediate child taxa under a Catalogue of Life parent taxon. Use to walk down the tree of life one rank at a time.

Parameters

Name	Type	Required	Description
`id`	string	yes
`dataset`	string	no
`limit`	number	no	1-1000 (default 100).

Example call

Arguments

{
  "id": "7XCCF"
}

curl

curl -X POST https://gateway.pipeworx.io/catalogueoflife/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"children","arguments":{"id":"7XCCF"}}}'

TypeScript (@pipeworx/sdk)

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

const result = await pipeworx.call('children', {
  "id": "7XCCF"
});

More examples

{
  "id": "7XCCF",
  "limit": 200
}

Response shape

Field	Type	Description
`offset`	number	Result offset
`limit`	number	Result limit
`result`	array	Array of child taxa

Full JSON Schema

{
  "type": "object",
  "description": "Direct child taxa with pagination",
  "properties": {
    "offset": {
      "type": "number",
      "description": "Result offset"
    },
    "limit": {
      "type": "number",
      "description": "Result limit"
    },
    "result": {
      "type": "array",
      "description": "Array of child taxa",
      "items": {
        "type": "object"
      }
    }
  }
}

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 catalogueoflife pack

{
  "mcpServers": {
    "catalogueoflife": {
      "url": "https://gateway.pipeworx.io/catalogueoflife/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

children