PayPal · Authentication Profile

Paypal Authentication

Authentication

PayPal secures its APIs with oauth2 across 1 declared security scheme, as derived from its OpenAPI definitions. OAuth 2.0 is offered via the clientCredentials flow(s).

BillingCommerceDisputesInvoicesOrdersPaymentsPayoutsSubscriptionsTokensWebhooks
Methods: oauth2 Schemes: 1 OAuth flows: clientCredentials API key in:

Security Schemes

Oauth2 oauth2
· flows: clientCredentials

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/paypal-billing-subscriptions-openapi-original.yml, openapi/paypal-catalog-products-openapi-original.yml,
  openapi/paypal-checkout-orders-openapi-original.yml, openapi/paypal-customer-disputes-openapi-original.yml,
  openapi/paypal-customer-partner-referrals-openapi-original.yml, openapi/paypal-invoicing-openapi-original.yml,
  openapi/paypal-notification-webhooks-openapi-original.yml, openapi/paypal-payment-experience-openapi-original.yml,
  openapi/paypal-payments-openapi-original.yml, openapi/paypal-payouts-openapi-original.yml,
  openapi/paypal-reporting-transactions-openapi-original.yml, openapi/paypal-shipping-tracking-openapi-original.yml
  ...
summary:
  types:
  - oauth2
  oauth2_flows:
  - clientCredentials
schemes:
- name: Oauth2
  type: oauth2
  flows:
  - flow: clientCredentials
    tokenUrl: /v1/oauth2/token
    scopes: 1
  description: Oauth 2.0 authentication
  sources:
  - openapi/paypal-billing-subscriptions-openapi-original.yml
  - openapi/paypal-catalog-products-openapi-original.yml
  - openapi/paypal-checkout-orders-openapi-original.yml
  - openapi/paypal-customer-disputes-openapi-original.yml
  - openapi/paypal-customer-partner-referrals-openapi-original.yml
  - openapi/paypal-invoicing-openapi-original.yml
  - openapi/paypal-notification-webhooks-openapi-original.yml
  - openapi/paypal-payment-experience-openapi-original.yml
  - openapi/paypal-payments-openapi-original.yml
  - openapi/paypal-payouts-openapi-original.yml
  - openapi/paypal-reporting-transactions-openapi-original.yml
  - openapi/paypal-shipping-tracking-openapi-original.yml
  - openapi/paypal-vault-payment-tokens-openapi-original.yml