openapi: 3.1.0 info: title: Genome Payments Host-to-Host Payouts API description: 'Genome merchant payments API. Includes the Payout API for sending funds to cardholders (full card or tokenized card) and the Host-to-Host API for processing card transactions (AUTH, AUTH3D, SALE, SALE3D, SETTLE, REFUND, VOID, CHECK). All endpoints accept application/x-www-form-urlencoded serialized key-value pairs; the host-to-host endpoint also accepts JSON. Each request is authenticated using merchant_account and merchant_password credentials issued by Genome. ' version: 1.0.0 contact: name: Genome Developer Documentation url: https://developers.genome.eu/ servers: - url: https://api.genome.eu description: Production tags: - name: Payouts description: Send funds to cardholders paths: /api/pf/payout: post: tags: - Payouts summary: Initiate a payout to a card description: 'Sends funds to a cardholder using either full card data or a tokenized card. The final status is returned asynchronously to the merchant callback URL. ' operationId: initPayout requestBody: required: true content: application/x-www-form-urlencoded: schema: $ref: '#/components/schemas/PayoutRequest' responses: '200': description: Payout request accepted content: application/json: schema: $ref: '#/components/schemas/PayoutResponse' '400': $ref: '#/components/responses/Error' '401': $ref: '#/components/responses/Error' components: schemas: Error: type: object properties: status: type: string code: type: integer message: type: string PayoutResponse: type: object properties: sessionid: type: string maxLength: 36 timestamp: type: integer status: type: string enum: - pending - success - decline - error code: type: integer message: type: string PayoutRequest: type: object required: - api_version - merchant_account - merchant_password - method - transaction_unique_id - amount - currency - callback_url - user_id properties: api_version: type: string example: '1' merchant_account: type: string merchant_password: type: string method: type: string example: init transaction_unique_id: type: string amount: type: string currency: type: string example: EUR callback_url: type: string format: uri user_id: type: string user_email: type: string format: email card[card_number]: type: string card[card_exp_month]: type: string card[card_exp_year]: type: string card[card_cvv]: type: string card[card_holder]: type: string card[card_token]: type: string responses: Error: description: Error response content: application/json: schema: $ref: '#/components/schemas/Error'