overlay: 1.0.0 info: title: API Evangelist enhancements for Coutts Confirmation of Funds (CBPII) version: 1.0.0 extends: openapi/coutts-confirmation-funds-openapi.yaml actions: - target: $.info update: x-apievangelist-provider: coutts x-apievangelist-standard: OBIE Read/Write API 4.0.1 x-apievangelist-aspsp: Coutts & Co (NatWest Group, CMA9) x-apievangelist-security: FAPI 1.0 Advanced; OAuth2 (client_credentials TPP + authorization_code PSU/SCA); mutual-TLS; detached JWS - target: $.servers update: description: Coutts production OBIE gateway is host api.coutts.com (mutual-TLS gated); base path per server url.