Public APIs
1,426 open APIs across 50 categories. Give your agent superpowers by connecting it to real-world data and services.
arcsecond.io
FreeMultiple astronomy data sources
arXiv
FreeCurated research-sharing platform: physics, mathematics, quantitative finance, and economics
GBIF
FreeGlobal Biodiversity Information Facility
iDigBio
FreeAccess millions of museum specimens from organizations around the world
inspirehep.net
FreeHigh Energy Physics info. system
isEven (humor)
FreeCheck if a number is even
ISRO
FreeISRO Space Crafts Information
ITIS
FreeIntegrated Taxonomic Information System
Launch Library 2
FreeSpaceflight launches and events database
Minor Planet Center
FreeAsterank.com Information
NASA
FreeNASA data, including imagery
Newton
FreeSymbolic and Arithmetic Math Calculator
Noctua
FreeREST API used to access NoctuaSky features
Numbers
FreeFacts about numbers
Ocean Facts
FreeFacts pertaining to the physical science of Oceanography
Open Notify
FreeISS astronauts, current location, etc
Open Science Framework
FreeRepository and archive for study designs, research materials, data, manuscripts, etc
Purple Air
FreeReal Time Air Quality Monitoring
Remote Calc
FreeDecodes base64 encoding and parses it to return a solution to the calculation in JSON
SHARE
FreeA free, open, dataset about research and scholarly activities
SpaceX
FreeCompany, vehicle, launchpad and launch data
SpaceX
FreeGraphQL, Company, Ships, launchpad and launch data
Sunrise and Sunset
FreeSunset and sunrise times for a given latitude and longitude
Times Adder
FreeWith this API you can add each of the times introduced in the array sended
TLE
FreeSatellite information
USGS Earthquake Hazards Program
FreeEarthquakes data real-time
USGS Water Services
FreeWater quality and level info for rivers and lakes
World Bank
FreeWorld Data
xMath
FreeRandom mathematical expressions