Adyen Checkout API

Payments · Operational · 30d uptime 100%
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Run payments, manage your data, and offer financial products in one platform. Adyen is purpose-built for the world

Trust signals

Pricing
PAID
Auth
API_KEY
CORS
No
Rate limit
Endpoint-specific limits; 429 responses include retry guidance
Health
194ms
Trust score
87 (B)

Last checked Sep 4, 2026 · uptime 24h 100% / 7d 100% / 30d 100%

Strong candidate; weakest signal is CORS.

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Integration checklist

  • Auth is API_KEY
  • No CORS — route calls through your backend.
  • Rate limit: Endpoint-specific limits; 429 responses include retry guidance
More payments APIs
Adyen Checkout API API — pricing, auth, CORS & health | Reqistry