`list_datasets`

Pack: uk-ons · Endpoint: https://gateway.pipeworx.io/uk-ons/mcp

Paginated catalog of ONS datasets. Returns id, title, description, contacts, release frequency, last release, theme.

Parameters

Name	Type	Required	Description
`limit`	number	no	1-100 (default 20)
`offset`	number	no	0-based offset (default 0)

Example call

Arguments

{
  "limit": 20,
  "offset": 0
}

curl

curl -X POST https://gateway.pipeworx.io/uk-ons/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"list_datasets","arguments":{"limit":20,"offset":0}}}'

TypeScript (@pipeworx/sdk)

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

const result = await pipeworx.call('list_datasets', {
  "limit": 20,
  "offset": 0
});

More examples

{
  "limit": 50,
  "offset": 20
}

Response shape

Always returns: total, returned, datasets

Field	Type	Description
`total`	integer \| null	Total number of datasets available
`returned`	integer	Number of datasets returned in this page
`datasets`	array	List of normalized datasets

Full JSON Schema

{
  "type": "object",
  "properties": {
    "total": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Total number of datasets available"
    },
    "returned": {
      "type": "integer",
      "description": "Number of datasets returned in this page"
    },
    "datasets": {
      "type": "array",
      "description": "List of normalized datasets",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": [
              "string",
              "null"
            ],
            "description": "Dataset ID"
          },
          "title": {
            "type": [
              "string",
              "null"
            ],
            "description": "Dataset title"
          },
          "description": {
            "type": [
              "string",
              "null"
            ],
            "description": "Dataset description"
          },
          "theme": {
            "type": [
              "string",
              "null"
            ],
            "description": "Theme category"
          },
          "state": {
            "type": [
              "string",
              "null"
            ],
            "description": "Dataset state"
          },
          "type": {
            "type": [
              "string",
              "null"
            ],
            "description": "Dataset type"
          },
          "national_statistic": {
            "type": [
              "boolean",
              "null"
            ],
            "description": "Whether it is a national statistic"
          },
          "release_frequency": {
            "type": [
              "string",
              "null"
            ],
            "description": "Release frequency"
          },
          "next_release": {
            "type": [
              "string",
              "null"
            ],
            "description": "Next release date"
          },
          "license": {
            "type": [
              "string",
              "null"
            ],
            "description": "License information"
          },
          "publisher": {
            "type": [
              "string",
              "null"
            ],
            "description": "Publisher name"
          },
          "contacts": {
            "type": "array",
            "description": "Contact information",
            "items": {
              "type": "object",
              "properties": {
                "name": {
                  "type": [
                    "string",
                    "null"
                  ],
                  "description": "Contact name"
                },
                "email": {
                  "type": [
                    "string",
                    "null"
                  ],
                  "description": "Contact email"
                }
              }
            }
          },
          "latest_version_id": {
            "type": [
              "string",
              "null"
            ],
            "description": "ID of the latest version"
          }
        }
      }
    }
  },
  "required": [
    "total",
    "returned",
    "datasets"
  ]
}

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "uk-ons": {
      "url": "https://gateway.pipeworx.io/uk-ons/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

list_datasets