Pay-per-call discovery

Retrieve details for a single US federal agency by its Federal Register slug. Returns agency name, description, parent and child agencies, and short name from the official Federal Register API.

Apparent and mean sidereal time at Greenwich and at a given location for a specified date and universal time, including GAST, GMST, LAST, LMST and the equation of the equinoxes. Powered by the…

Count of new content pages created on English Wikipedia per day over a date range via the Wikimedia metrics REST API, no key. Returns one record per day with timestamp and new page count. For AI…

List documents currently on public inspection at the US Federal Register, available before official publication. Returns titles, agencies, document numbers, and filing details from the official…

Search disease and condition names by free text term, returning matching UMLS concept identifiers and display names from the NLM Clinical Table Search Service.

Search Open Library books by title, author, or keyword, no key. Returns matching works with title, author, first publish year, and edition counts. For AI agents in books, research, and library use…

Look up a full recipe by its TheMealDB id, no key. Returns the meal with ingredients, measures, and instructions. For AI agents fetching a specific recipe.

Search OpenAlex sources (journals, conferences, repositories) by name, no key. Returns matching venues with ID, name, and metadata. For AI agents discovering and validating publication venues.

Structured domain registration data over RDAP, the modern WHOIS replacement, no key. Returns registrar, status, nameservers, and key event dates. For AI agents doing domain due diligence, fraud…

Current league table for a German football division from OpenLigaDB: each team's position implied by points, matches played, wins, draws, losses, goals for and against, goal difference and points.…

The valid street-level crime categories for a given month from the UK Home Office open data service, such as burglary, violent-crime, vehicle-crime, anti-social-behaviour and drugs. Categories…

Budgetary resources and obligation totals for one US federal agency by its toptier code, from USAspending.gov. Returns total budgetary resources, obligated amounts and outlays broken out by fiscal…

The euro area AAA-rated government bond spot yield at the 10-year maturity from the ECB Data Portal's official yield curve series. This is the reference long-term risk-free rate for the euro area,…

Returns the list of states/provinces with codes for a given country via the keyless countriesnow.space API.

Searches the Project Gutenberg catalog by author or title text and returns matching public-domain books with authors and download counts. Source: gutendex.com.

Returns the REST summary (title, description, extract) for a Wikiquote page by title. Source: en.wikiquote.org.

Returns daily climate parameters (e.g. 2m temperature, corrected precipitation) for a lat/lng point from the NASA POWER project, as JSON.

Full detail for a single US court by its court id (name, citation string, dates, scrapers). Data from the CourtListener REST API.

Returns full catalog detail for one Cleveland Museum of Art artwork by numeric ID, including title, creation date, and type. Source: openaccess-api.clevelandart.org.

Trade (exports plus imports) as a percentage of GDP for a country over a year range. Indicator NE.TRD.GNFS.ZS. Source: World Bank Open Data, keyless.