Services with a Public API
A documented public API an agent can call, usually with a key from the service.
Nexa AI
Lookup service for AI assistants that returns availability and total prices for hotel rooms and apartments from participating operators; booking is…
Alpha Vantage
Stock, forex and crypto market data API.
apaleo
API-first property management platform for hotels and serviced apartments.
ATTOM
US property and real estate data provider.
BigCommerce
Hosted e-commerce platform.
Brave Search API
Independent web search index available as an API.
Brex
Corporate cards and spend management.
Calendly
Meeting scheduling tool.
Chargebee
Subscription billing and revenue management.
Cloudbeds
Hospitality management platform for independent properties.
Crunchbase
Company and funding data platform.
Etsy
Marketplace for handmade, vintage and craft goods.
Flightradar24
Live flight tracking service with a paid data API.
Frankfurter
Free open-source API for foreign exchange reference rates published by the ECB.
Geoapify
Maps, geocoding, routing and places APIs.
GetYourGuide
Marketplace for tours, activities and attraction tickets.
GraphHopper
Routing and route optimisation API.
Guesty
Property management software for short-term rental operators.
HERE Technologies
Location data and mapping platform.
Instacart
Grocery delivery and pickup marketplace.
Open Library
Open catalogue of books with a public API, run by the Internet Archive.
OpenCage
Geocoding API built on open data.
OpenSky Network
Non-profit network collecting aircraft surveillance data, with a free research API.
PredictHQ
Event intelligence data covering concerts, sports, holidays and other demand-moving events.
RentCast
US rental estimates and property data API.
SiteMinder
Hotel distribution and channel management platform.
Smartsheet
Spreadsheet-style work management platform.
Spoonacular
Food and recipe API with nutrition, meal planning and ingredient data.
TheMealDB
Crowd-sourced recipe database with a free JSON API.
TMDB
Community-built film and TV database with a public API.
Tomorrow.io
Weather intelligence platform and API.
Vimeo
Video hosting platform.
Visa
Card payments network.
Visual Crossing Weather
Historical and forecast weather data API.
Withings
Connected health devices such as scales and watches.
Wolfram|Alpha
Computational knowledge engine; offers an API designed for LLM use.
Yelp
Local business directory and reviews, best known for restaurants.
Zendesk
Customer service and help desk software.