Cardlytics Offers API

openapi: 3.2.0
info:
  title: partner-api Offers API
  description: Partner APIs
  version: '2025-10-07'
servers:
- url: https://api-sandbox.cardlytics.com
  description: Sandbox environment - Use this for API testing and development
- url: https://api.cardlytics.com
  description: Production environment - Documentation reference only, contact support for access
security:
- oauth2:
  - openid
tags:
- name: Offers
paths:
  /api/v1/partner/merchants/{external_merchant_id}/offers/{external_offer_id}:
    put:
      summary: Create or Update the Offer using the partner-provided merchant ID and offer ID
      description: 'Create or update offer information. The external_merchant_id and external_offer_id in the path must match the merchantId and offerId in the request body respectively.


        **Note**: If you don''t have a separate offer identifier, you can use the external_merchant_id as the external_offer_id.

        '
      tags:
      - Offers
      parameters:
      - name: external_merchant_id
        in: path
        description: Partner's unique identifier of their Merchant as shared in the Merchant feed
        required: true
        schema:
          type: string
          default: '67890'
        example: '67890'
      - name: external_offer_id
        in: path
        description: Partner's unique Offer Id for the Merchant. If you don't have a separate offer identifier, you can use the same value as external_merchant_id.
        required: true
        schema:
          type: string
          default: OFFER-001
        example: OFFER-001
      requestBody:
        description: Offer object that needs to be inserted or updated
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/OfferPayload'
            example:
              offerId: OFFER-001
              merchantId: '67890'
              offerName: Tony's Grill
              assets:
                logo:
                  type: IMAGE
                  value:
                    large:
                      url: https://picsum.photos/627/627?random=1
                largeRectangle:
                  type: IMAGE
                  value:
                    large:
                      url: https://picsum.photos/1200/627?random=1
      responses:
        '202':
          description: Accepted and queued for campaign creation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TraceResponse'
        '400':
          description: "Bad Request – possible client errors:\n  - Invalid input (schema validation failure)  \n  - ID mismatch\n"
        '500':
          description: Internal Server Error – An unexpected error occurred while processing the request
    delete:
      summary: Delete the Offer using the partner-provided offer ID and merchant ID
      description: 'Delete an offer using the partner-provided identifiers.


        **Note**: If you don''t have a separate offer identifier, you can use the external_merchant_id as the external_offer_id.

        '
      tags:
      - Offers
      parameters:
      - name: external_merchant_id
        in: path
        description: Partner's unique identifier of their Merchant as shared in the Merchant feed
        required: true
        schema:
          type: string
          default: '67890'
        example: '67890'
      - name: external_offer_id
        in: path
        description: Partner's unique Offer Id for the Merchant. If you don't have a separate offer identifier, you can use the same value as external_merchant_id.
        required: true
        schema:
          type: string
          default: OFFER-001
        example: OFFER-001
      responses:
        '202':
          description: Accepted and queued for deletion
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TraceResponse'
        '400':
          description: 'Bad Request – ID mismatch

            '
        '500':
          description: Internal Server Error – An unexpected error occurred while processing the request
components:
  schemas:
    TraceResponse:
      type: object
      description: Response containing the trace identifier
      properties:
        message:
          type: string
          example: Message description of the operation
        trace_id:
          type: string
          description: Request trace identifier
      required:
      - message
      - trace_id
    ImageAsset:
      type: object
      description: An image asset with type and a single `large` payload
      properties:
        type:
          type: string
          enum:
          - IMAGE
          description: Must be 'IMAGE'
        value:
          type: object
          description: Wrapper for the actual image payload
          properties:
            large:
              $ref: '#/components/schemas/LargeImage'
          required:
          - large
      required:
      - type
      - value
    LargeImage:
      type: object
      description: 'The full-sized image. Exactly one of `url` or `content` must be present.

        '
      properties:
        url:
          type: string
          format: uri
          description: URL to the image
        content:
          type: string
          description: 'Data URL form of the image string (e.g., `data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA`). Refer to RFC 2397 for details.

            '
      oneOf:
      - required:
        - url
      - required:
        - content
    OfferPayload:
      type: object
      description: A partner offer payload
      properties:
        offerId:
          type: string
          description: Partner’s unique Offer Id for the Merchant
        merchantId:
          type: string
          description: Partner’s unique identifier of their Merchant as shared in the Merchant feed
        offerName:
          type: string
          description: Offer Name
        assets:
          type: object
          description: 'Two image assets (logo and largeRectangle).

            '
          properties:
            logo:
              $ref: '#/components/schemas/ImageAsset'
              description: Logo image asset (627x627)
            largeRectangle:
              $ref: '#/components/schemas/ImageAsset'
              description: Large rectangle image asset (1200x627)
          required:
          - logo
          - largeRectangle
      required:
      - offerId
      - merchantId
      - offerName
      - assets
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: /v1/idp/oauth2/token
          scopes:
            openid: openid
x-readme:
  explorer-enabled: true
  proxy-enabled: true