Transportation — entry 004 of 69

Amadeus for Developers

Verified Jul 2026

Self-Service catalog packaging dozens of individually versioned travel APIs (flight search and booking, hotel search, transfers, destination content, itinerary tools) behind a single OAuth2 client-credentials login. A free test environment gives each API its own reduced-throughput monthly request quota; moving to production keeps that free quota and then bills per additional call.

flightshotelstravel-searchgdsbooking
AuthenticationOAuthRequires an OAuth flow; expect app registration.
HTTPSSupportedTraffic is encrypted in transit.
CORSDisabledBrowser calls need a server-side proxy.
PricingFreemiumA usable free tier exists, with paid plans for more volume.
FormatsJSONResponses can be requested as JSON.

GreatAPIs Score

Score54out of 100
Authentication8/25OAuth flow required
Pricing17/20Freemium tier available
Docs0/20No docs or spec available
Formats9/15Single response format
Freshness20/20Verified within 6 months

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Scored 54 on greatapis.com
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Auth quickstart

  1. Register an app / run the OAuth flow to obtain a bearer token.
  2. Send it as an Authorization headerAuthorization: Bearer <token>
Stored keyNo key stored

Your key is stored only in this browser (localStorage) and sent directly to the API — never to greatapis.