Zettle · Authentication Profile

Zettle Authentication

Authentication

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

Point of SalePOSPaymentsInventoryFinancePayPalCard PaymentsMerchant Services
Methods: oauth2 Schemes: 1 OAuth flows: authorizationCode API key in:

Security Schemes

ZettleOauth oauth2
· flows: authorizationCode

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/zettle-finance-api-openapi.yaml
summary:
  types:
  - oauth2
  oauth2_flows:
  - authorizationCode
schemes:
- name: ZettleOauth
  type: oauth2
  flows:
  - flow: authorizationCode
    authorizationUrl: https://oauth.zettle.com/authorize
    tokenUrl: https://oauth.zettle.com/token
    scopes: 1
  description: For more information, see the [OAuth API documentation](https://developer.zettle.com/docs/api/oauth/overview).
  sources:
  - openapi/zettle-finance-api-openapi.yaml