Mews Outlet bills API

openapi: 3.0.4
info:
  title: Mews Booking Engine API (Distributor) Account notes Outlet bills API
  version: v1
  description: The Mews Booking Engine API (historically the Distributor API, served from /api/distributor/v1) lets developers build guest-facing booking engines that create reservations directly in Mews. It exposes enterprise configuration, availability, pricing, products, vouchers, payment cards, and reservation group creation for front-end client consumption.
  x-generated-from: documentation
  x-source-url: https://api.mews.com/Swagger/distributor/swagger.json
  x-last-validated: '2026-06-02'
servers:
- url: https://api.mews.com
  description: Production
- url: https://api.mews-demo.com
  description: Demo / sandbox
security:
- MewsClientToken: []
  MewsAccessToken: []
tags:
- name: Outlet bills
paths:
  /api/connector/v1/outletBills/add:
    post:
      tags:
      - Outlet bills
      summary: Mews Add Outlet Bills
      description: Adds new outlet bills with their items.
      operationId: outletBills_add
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AddOutletBillsParameters'
            example:
              ClientToken: E0D439EE522F44368DC78E1BFB03710C-D24FB11DBE31D4621C4817E028D9E1D
              AccessToken: C66EF7B239D24632943D115EDE9CB810-EA00F8FD8294692C940F6B5A8F9453D
              Client: Sample Client 1.0.0
              Bills:
              - OutletId: 7700469f-7667-4ebd-a1c0-10380afc9bd0
                Number: '1257'
                ClosedUtc: '2017-01-01T00:00:00Z'
                Items:
                - Type: Payment
                  Name: Cash payment
                  UnitCount: 1
                  UnitAmount:
                    Currency: GBP
                    GrossValue: -25
                    TaxCodes:
                    - UK-S
                  ConsumedUtc: '2017-01-01T00:00:00Z'
                  ExternalIdentifier: PaymentReference123
                - Type: Revenue
                  Name: Beer
                  UnitCount: 10
                  UnitAmount:
                    Currency: GBP
                    GrossValue: 2.5
                    TaxCodes:
                    - UK-S
                  ConsumedUtc: '2017-01-01T00:00:00Z'
                  AccountingCategoryId: null
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AddOutletBillsResult'
              example:
                OutletBillIds:
                - f2ee1bd2-dd55-4cd3-bab1-ab6800bf0301
        '400':
          description: Error caused by the client app, e.g. in case of malformed request or invalid identifier of a resource. In most cases, such an error signifies a bug in the client app (consumer of the API).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd400Example:
                  summary: Default outletBills_add 400 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '401':
          description: Error caused by usage of invalid ClientToken, AccessToken, or you may not have the necessary permission to use the endpoint.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd401Example:
                  summary: Default outletBills_add 401 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '403':
          description: Server error that should be reported to the end user of the client app. Happens for example when the server-side validation fails or when a business-logic check is violated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd403Example:
                  summary: Default outletBills_add 403 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '408':
          description: Error caused by heavy request that takes too long to process (typically tens of seconds). To get around this, request data in smaller batches. For more information, see [Request timeouts](https://mews-systems.gitbook.io/connector-api/guidelines/requests#request-timeouts)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd408Example:
                  summary: Default outletBills_add 408 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '204':
          description: Server has successfully fulfilled the request and there is no additional information to send back.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd204Example:
                  summary: Default outletBills_add 204 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '429':
          description: Error caused by too many requests sent in a given amount of time. Response contains `Retry-After` header indicating how long the user agent should wait before making a follow-up request. For more information, see [Request limits](https://mews-systems.gitbook.io/connector-api/guidelines/requests#request-limits).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd429Example:
                  summary: Default outletBills_add 429 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
        '500':
          description: Unexpected error on the Mews side. This may be due to a software fault. If such a situation occurs, the error will be logged and the development team notified, however you can raise an issue through GitHub on our [documentation repository](https://github.com/MewsSystems/gitbook-connector-api).
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConnectorApiExceptionResult'
              examples:
                OutletBillsAdd500Example:
                  summary: Default outletBills_add 500 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    AmountParameters:
      title: Amount parameters
      required:
      - Currency
      - TaxCodes
      type: object
      properties:
        Currency:
          minLength: 1
          type: string
          format: currency
          example: EUR
        TaxCodes:
          type: array
          items:
            type: string
        NetValue:
          type: number
          format: double
          nullable: true
          example: 100.0
        GrossValue:
          type: number
          format: double
          nullable: true
          example: 100.0
      additionalProperties: false
      description: Price of the product that overrides the price defined in Mews.
      x-schema-id: AmountParameters
    AddOutletBillsResult:
      title: AddOutletBillsResult
      required:
      - OutletBillIds
      type: object
      properties:
        OutletBillIds:
          type: array
          items:
            type: string
            format: uuid
          description: Array of unique identifiers of the added Outlet bills.
      additionalProperties: false
      x-schema-id: AddOutletBillsResult
    ConnectorApiExceptionResult:
      title: ConnectorApiExceptionResult
      type: object
      properties:
        Message:
          type: string
          nullable: true
          example: string
        RequestId:
          type: string
          nullable: true
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        Details:
          nullable: true
          example: string
      additionalProperties: false
      x-schema-id: ConnectorApiExceptionResult
    OutletItemType:
      title: Outlet item type
      enum:
      - Revenue
      - NonRevenue
      - Payment
      type: string
      description: Type of the outlet item.
    OutletItemParameters:
      title: Outlet item parameters
      required:
      - ConsumedUtc
      - Name
      - Type
      - UnitAmount
      - UnitCount
      type: object
      properties:
        Name:
          minLength: 1
          type: string
          description: Name of the item.
          example: Example Name
        UnitCount:
          type: integer
          description: Unit count of the item.
          format: int32
          example: 1
        UnitAmount:
          title: Amount parameters
          allOf:
          - $ref: '#/components/schemas/AmountParameters'
          description: Unit amount of the item.
          example: string
        ConsumedUtc:
          minLength: 1
          type: string
          description: Date and time of the item consumption in UTC timezone in ISO 8601 format.
          format: date-time
          example: '2026-06-02T14:30:00Z'
        Type:
          $ref: '#/components/schemas/OutletItemType'
        ExternalIdentifier:
          maxLength: 255
          type: string
          description: An identifier of this item from another system.
          nullable: true
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        Notes:
          type: string
          description: Additional notes of the item.
          nullable: true
          example: string
        AccountingCategoryId:
          type: string
          description: Unique identifier of an `AccountingCategory` to be assigned to the item.
          format: uuid
          nullable: true
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
      additionalProperties: false
      x-schema-id: OutletItemParameters
    AddOutletBillsParameters:
      title: AddOutletBillsParameters
      required:
      - AccessToken
      - Bills
      - Client
      - ClientToken
      type: object
      properties:
        ClientToken:
          minLength: 1
          type: string
          description: Token identifying the client application.
          example: string
        AccessToken:
          minLength: 1
          type: string
          description: Access token of the client application.
          example: string
        Client:
          minLength: 1
          type: string
          description: Name and version of the client application.
          example: string
        Bills:
          maxItems: 1000
          minItems: 1
          type: array
          items:
            $ref: '#/components/schemas/OutletBillParameters'
          description: The new outlet bills.
      additionalProperties: false
      x-schema-id: AddOutletBillsParameters
    OutletBillParameters:
      title: Outlet bill parameters
      required:
      - ClosedUtc
      - Items
      - Number
      - OutletId
      type: object
      properties:
        OutletId:
          type: string
          description: Unique identifier of the `Outlet` where the bill was issued.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        Number:
          minLength: 1
          type: string
          description: Number of the bill.
          example: '1001'
        ClosedUtc:
          minLength: 1
          type: string
          description: Date and time of the bill closure in UTC timezone in ISO 8601 format.
          example: string
        Items:
          type: array
          items:
            $ref: '#/components/schemas/OutletItemParameters'
          description: The items on the bill.
        AccountId:
          type: string
          description: Unique identifier of the `Account` to be assigned to the bill.
          format: uuid
          nullable: true
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        Notes:
          type: string
          description: Additional notes on the bill.
          nullable: true
          example: string
      additionalProperties: false
      x-schema-id: OutletBillParameters
  securitySchemes:
    MewsClientToken:
      type: apiKey
      in: header
      name: ClientToken
      description: Mews authentication is performed by supplying ClientToken, AccessToken and Client as fields in the JSON request body (not as HTTP headers). This securityScheme is a tooling-compatible representation of the ClientToken credential. ClientToken is unique to your application and identifies the API client.
    MewsAccessToken:
      type: apiKey
      in: header
      name: AccessToken
      description: Tooling-compatible representation of the AccessToken credential, which is supplied in the JSON request body. AccessToken is unique to the connection with a property (enterprise) and identifies the property or properties whose data and services you can access. Portfolio Access Tokens enable multi-property access with a single token.