`datacommons_find_variable`

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

Search Google Data Commons statistical variables by plain-language indicator, e.g. “median household income” -> Median_Income_Household, “unemployment rate” -> UnemploymentRate_Person. Returns variable ids with names and a match score. Use the id as variable in datacommons_observation.

Parameters

Name	Type	Required	Description
`_apiKey`	string	yes
`query`	string	yes	What you want to measure, e.g. “life expectancy”, “CO2 emissions per capita”
`limit`	number	no	Max variables (default 10, max 25)

Example call

Arguments

{
  "query": "median household income"
}

curl

curl -X POST https://gateway.pipeworx.io/datacommons/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"datacommons_find_variable","arguments":{"query":"median household income"}}}'

TypeScript (@pipeworx/sdk)

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

const result = await pipeworx.call('datacommons_find_variable', {
  "query": "median household income"
});

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 datacommons pack

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

See Getting Started for client-specific install steps.

datacommons_find_variable