Pay-per-call discovery

ECB reference exchange rates on a specific historical date for a base currency via Frankfurter, no key. For AI agents reconciling past transactions and historical valuation.

All earthquakes detected worldwide in the past day from the USGS real time feed, no key. Returns magnitude, place, time, and coordinates per event. For AI agents in insurance, logistics, and risk…

Significant earthquakes worldwide in the past month from the USGS feed, no key. Returns magnitude, place, tsunami flag, time, and coordinates. For AI agents tracking major seismic events and…

Search USGS earthquakes by minimum magnitude and optional start time, no key. Returns matching events with magnitude, place, time, and coordinates, newest first. For AI agents querying seismic…

USGS earthquakes within a radius of a latitude and longitude, no key. Returns nearby events with magnitude, place, time, and distance ordering by time. For AI agents doing location specific seismic…

Search the OpenAlex open scholarly graph for works by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and citation…

Search the OpenAlex open scholarly graph for authors by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and…

Search the OpenAlex open scholarly graph for institutions by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and…

Search the OpenAlex open scholarly graph for concepts by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and…

Search Crossref scholarly metadata across journals, conferences, and books by query, no key. Returns matching works with DOI, title, authors, and publication. For AI agents resolving citations and…

Search Crossref for academic journals by title or keyword, no key. Returns journals with title, publisher, ISSN, and article counts. For AI agents discovering venues and validating journal…

Decode a vehicle identification number via the NHTSA vPIC service, no key. Returns make, model, year, body, engine, plant, and dozens of decoded attributes. For AI agents in automotive, insurance,…

The full list of vehicle makes registered with NHTSA vPIC, no key. Returns make id and name for every manufacturer. For AI agents validating makes and building automotive reference data.

All vehicle models for a given make from NHTSA vPIC, no key. Returns model id and name for the manufacturer. For AI agents populating make and model selectors and validating vehicle data.

Safety recalls for a make, model, and year from the NHTSA recalls API, no key. Returns each recall campaign with component, summary, consequence, and remedy. For AI agents in safety, insurance, and…

Vehicle types produced by a given make from NHTSA vPIC, no key. Returns type id and name such as passenger car or truck. For AI agents classifying vehicles by manufacturer.

Official public holidays for a country and year from Nager.Date, no key. Returns each holiday date, local and English name, and type. For AI agents scheduling, computing business days, and planning…

Upcoming public holidays for a country in the next year from Nager.Date, no key. Returns each holiday date and name. For AI agents reminding users and planning around upcoming closures.

Countries supported by the Nager.Date public holiday service, no key. Returns country code and name for each. For AI agents validating coverage before querying holidays.

Long weekends for a country and year from Nager.Date, no key. Returns each long weekend start date, end date, and day count. For AI agents in travel, retail, and staffing planning.