U.S. Government Open Data

io.github.lzinga/us-gov-open-data-mcp · v2026.10.8

Open data from 40+ U.S. government APIs: economy, spending, Congress, health, energy, disasters

Website Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add us-gov-open-data-mcp -e DATA_GOV_API_KEY=<DATA_GOV_API_KEY> -e FRED_API_KEY=<FRED_API_KEY> -e CENSUS_API_KEY=<CENSUS_API_KEY> -e BLS_API_KEY=<BLS_API_KEY> -e BEA_API_KEY=<BEA_API_KEY> -e EIA_API_KEY=<EIA_API_KEY> -e NOAA_API_KEY=<NOAA_API_KEY> -e USDA_NASS_API_KEY=<USDA_NASS_API_KEY> -e HUD_USER_TOKEN=<HUD_USER_TOKEN> -e DOL_API_KEY=<DOL_API_KEY> -e USPTO_API_KEY=<USPTO_API_KEY> -e LDA_API_KEY=<LDA_API_KEY> -e AQS_API_KEY=<AQS_API_KEY> -e AQS_EMAIL=<AQS_EMAIL> -e SEC_CONTACT_EMAIL=<SEC_CONTACT_EMAIL> -e NWS_USER_AGENT=<NWS_USER_AGENT> -e MODULES=<MODULES> -e DOMAINS=<DOMAINS> -e HIDE_UNCONFIGURED=<HIDE_UNCONFIGURED> -e TOOL_MODE=<TOOL_MODE> -e MAX_RESPONSE_BYTES=<MAX_RESPONSE_BYTES> -- npx -y [email protected]

claude_desktop_config.json

{
  "mcpServers": {
    "us-gov-open-data-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DATA_GOV_API_KEY": "<DATA_GOV_API_KEY>",
        "FRED_API_KEY": "<FRED_API_KEY>",
        "CENSUS_API_KEY": "<CENSUS_API_KEY>",
        "BLS_API_KEY": "<BLS_API_KEY>",
        "BEA_API_KEY": "<BEA_API_KEY>",
        "EIA_API_KEY": "<EIA_API_KEY>",
        "NOAA_API_KEY": "<NOAA_API_KEY>",
        "USDA_NASS_API_KEY": "<USDA_NASS_API_KEY>",
        "HUD_USER_TOKEN": "<HUD_USER_TOKEN>",
        "DOL_API_KEY": "<DOL_API_KEY>",
        "USPTO_API_KEY": "<USPTO_API_KEY>",
        "LDA_API_KEY": "<LDA_API_KEY>",
        "AQS_API_KEY": "<AQS_API_KEY>",
        "AQS_EMAIL": "<AQS_EMAIL>",
        "SEC_CONTACT_EMAIL": "<SEC_CONTACT_EMAIL>",
        "NWS_USER_AGENT": "<NWS_USER_AGENT>",
        "MODULES": "<MODULES>",
        "DOMAINS": "<DOMAINS>",
        "HIDE_UNCONFIGURED": "<HIDE_UNCONFIGURED>",
        "TOOL_MODE": "<TOOL_MODE>",
        "MAX_RESPONSE_BYTES": "<MAX_RESPONSE_BYTES>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "us-gov-open-data-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DATA_GOV_API_KEY": "<DATA_GOV_API_KEY>",
        "FRED_API_KEY": "<FRED_API_KEY>",
        "CENSUS_API_KEY": "<CENSUS_API_KEY>",
        "BLS_API_KEY": "<BLS_API_KEY>",
        "BEA_API_KEY": "<BEA_API_KEY>",
        "EIA_API_KEY": "<EIA_API_KEY>",
        "NOAA_API_KEY": "<NOAA_API_KEY>",
        "USDA_NASS_API_KEY": "<USDA_NASS_API_KEY>",
        "HUD_USER_TOKEN": "<HUD_USER_TOKEN>",
        "DOL_API_KEY": "<DOL_API_KEY>",
        "USPTO_API_KEY": "<USPTO_API_KEY>",
        "LDA_API_KEY": "<LDA_API_KEY>",
        "AQS_API_KEY": "<AQS_API_KEY>",
        "AQS_EMAIL": "<AQS_EMAIL>",
        "SEC_CONTACT_EMAIL": "<SEC_CONTACT_EMAIL>",
        "NWS_USER_AGENT": "<NWS_USER_AGENT>",
        "MODULES": "<MODULES>",
        "DOMAINS": "<DOMAINS>",
        "HIDE_UNCONFIGURED": "<HIDE_UNCONFIGURED>",
        "TOOL_MODE": "<TOOL_MODE>",
        "MAX_RESPONSE_BYTES": "<MAX_RESPONSE_BYTES>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "us-gov-open-data-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "DATA_GOV_API_KEY": "<DATA_GOV_API_KEY>",
        "FRED_API_KEY": "<FRED_API_KEY>",
        "CENSUS_API_KEY": "<CENSUS_API_KEY>",
        "BLS_API_KEY": "<BLS_API_KEY>",
        "BEA_API_KEY": "<BEA_API_KEY>",
        "EIA_API_KEY": "<EIA_API_KEY>",
        "NOAA_API_KEY": "<NOAA_API_KEY>",
        "USDA_NASS_API_KEY": "<USDA_NASS_API_KEY>",
        "HUD_USER_TOKEN": "<HUD_USER_TOKEN>",
        "DOL_API_KEY": "<DOL_API_KEY>",
        "USPTO_API_KEY": "<USPTO_API_KEY>",
        "LDA_API_KEY": "<LDA_API_KEY>",
        "AQS_API_KEY": "<AQS_API_KEY>",
        "AQS_EMAIL": "<AQS_EMAIL>",
        "SEC_CONTACT_EMAIL": "<SEC_CONTACT_EMAIL>",
        "NWS_USER_AGENT": "<NWS_USER_AGENT>",
        "MODULES": "<MODULES>",
        "DOMAINS": "<DOMAINS>",
        "HIDE_UNCONFIGURED": "<HIDE_UNCONFIGURED>",
        "TOOL_MODE": "<TOOL_MODE>",
        "MAX_RESPONSE_BYTES": "<MAX_RESPONSE_BYTES>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

Name	Description
`DATA_GOV_API_KEY` Optional, secret	api.data.gov key, shared by Congress, FEC, GovInfo, FBI, NREL, Regulations.gov, College Scorecard, USDA FoodData, openFDA and USGS Water
`FRED_API_KEY` Optional, secret	FRED (Federal Reserve Economic Data) API key
`CENSUS_API_KEY` Optional, secret	Census Bureau API key
`BLS_API_KEY` Optional, secret	Bureau of Labor Statistics API key (optional; raises rate limits)
`BEA_API_KEY` Optional, secret	Bureau of Economic Analysis API key
`EIA_API_KEY` Optional, secret	Energy Information Administration API key
`NOAA_API_KEY` Optional, secret	NOAA Climate Data Online token (station climate data works without it)
`USDA_NASS_API_KEY` Optional, secret	USDA NASS Quick Stats API key
`HUD_USER_TOKEN` Optional, secret	HUD User API token
`DOL_API_KEY` Optional, secret	Department of Labor API key
`USPTO_API_KEY` Optional, secret	USPTO Open Data Portal API key
`LDA_API_KEY` Optional, secret	Senate Lobbying Disclosure (lda.gov) API key (optional; raises rate limits)
`AQS_API_KEY` Optional, secret	EPA Air Quality System API key (used with AQS_EMAIL)
`AQS_EMAIL` Optional	Email address registered for the EPA AQS API key
`SEC_CONTACT_EMAIL` Optional	Your email for the SEC User-Agent; SEC asks automated tools for a contact and may block requests without one
`NWS_USER_AGENT` Optional	User-Agent for the National Weather Service API, with your contact details (a default is sent otherwise)
`MODULES` Optional	Comma-separated modules to load (default: all), e.g. 'fred,bls,treasury'
`DOMAINS` Optional	Comma-separated domains to load, e.g. 'economy,health' (added to MODULES)
`HIDE_UNCONFIGURED` Optional	Set to 1 to skip modules whose required API key is not set
`TOOL_MODE` Optional	'full' (every tool) or 'discovery' (find_tools and call_tool only)
`MAX_RESPONSE_BYTES` Optional	Largest tool result in bytes before rows are trimmed (default 150000)

Details

Package	`[email protected]` (NPM, stdio)
First published	8 Oct 2026
Last updated	8 Oct 2026
Registry name	`io.github.lzinga/us-gov-open-data-mcp`

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Installed and run on your own machine, so there is no public endpoint to check.

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