generated: '2026-07-18'
method: searched
source: https://compass.coupa.com/en-us/products/product-documentation/integration-technical-documentation/the-coupa-core-api/oauth-2.0-and-oidc
api: Coupa Core API
standards:
  - id: oauth2
    conforms: true
    evidence: >-
      Coupa Core API authenticates with OAuth 2.0 (documented OAuth 2.0 & OIDC integration guide).
  - id: oidc
    conforms: true
    evidence: >-
      Coupa uses OpenID Connect (OIDC) as the required authentication protocol for Core API
      integrations, with configurable OpenID Connect Clients.
  - id: rest
    conforms: true
    evidence: Resource-oriented HTTP interface over /api/<resource> endpoints.
  - id: rfc9457-problem-details
    conforms: false
    evidence: No application/problem+json error envelope documented.
  - id: json-api
    conforms: false
  - id: fhir-r4
    conforms: false
  - id: fapi
    conforms: false
  - id: scim
    conforms: false