npm · us-gov-open-data-mcp
$npx -y us-gov-open-data-mcp@2026.10.8 DATA_GOV_API_KEY · 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 · secret — FRED (Federal Reserve Economic Data) API key
CENSUS_API_KEY · secret — Census Bureau API key
BLS_API_KEY · secret — Bureau of Labor Statistics API key (optional; raises rate limits)
BEA_API_KEY · secret — Bureau of Economic Analysis API key
EIA_API_KEY · secret — Energy Information Administration API key
NOAA_API_KEY · secret — NOAA Climate Data Online token (station climate data works without it)
USDA_NASS_API_KEY · secret — USDA NASS Quick Stats API key
HUD_USER_TOKEN · secret — HUD User API token
DOL_API_KEY · secret — Department of Labor API key
USPTO_API_KEY · secret — USPTO Open Data Portal API key
LDA_API_KEY · secret — Senate Lobbying Disclosure (lda.gov) API key (optional; raises rate limits)
AQS_API_KEY · secret — EPA Air Quality System API key (used with AQS_EMAIL)
AQS_EMAIL — Email address registered for the EPA AQS API key
SEC_CONTACT_EMAIL — Your email for the SEC User-Agent; SEC asks automated tools for a contact and may block requests without one
NWS_USER_AGENT — User-Agent for the National Weather Service API, with your contact details (a default is sent otherwise)
MODULES — Comma-separated modules to load (default: all), e.g. 'fred,bls,treasury'
DOMAINS — Comma-separated domains to load, e.g. 'economy,health' (added to MODULES)
HIDE_UNCONFIGURED — Set to 1 to skip modules whose required API key is not set
TOOL_MODE — 'full' (every tool) or 'discovery' (find_tools and call_tool only)
MAX_RESPONSE_BYTES — Largest tool result in bytes before rows are trimmed (default 150000)