Mews Source assignments API

openapi: 3.0.4
info:
  title: Mews Booking Engine API (Distributor) Account notes Source assignments 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: Source assignments
paths:
  /api/connector/v1/sourceAssignments/getAll:
    post:
      tags:
      - Source assignments
      summary: Mews Get All Source Assignments
      description: Returns all Sources assigned to a Reservation group. Each reservation group can have multiple sources. Note this operation uses [Pagination](https://mews-systems.gitbook.io/connector-api/guidelines/pagination/) and supports [Portfolio Access Tokens](https://mews-systems.gitbook.io/connector-api/concepts/multi-property/).
      operationId: sourceAssignments_getAll
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SourceAssignmentFilterParameters'
            example:
              ClientToken: E0D439EE522F44368DC78E1BFB03710C-D24FB11DBE31D4621C4817E028D9E1D
              AccessToken: C66EF7B239D24632943D115EDE9CB810-EA00F8FD8294692C940F6B5A8F9453D
              Client: Sample Client 1.0.0
              ReservationGroupIds:
              - 730d050c-8098-415a-95af-af2500a2de47
              UpdatedUtc:
                StartUtc: '2023-02-1T00:00:00Z'
                EndUtc: '2023-02-28T00:00:00Z'
              EnterpriseIds:
              - 3fa85f64-5717-4562-b3fc-2c963f66afa6
              - 4d0201db-36f5-428b-8d11-4f0a65e960cc
              Limitation:
                Count: 10
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SourceAssignmentResult'
              example:
                SourceAssignments:
                - Id: 670ef167-0380-4dd5-8dbb-af1500d3eb16
                  ReservationGroupId: 730d050c-8098-415a-95af-af2500a2de47
                  SourceId: de6c3fcc-feb9-4385-92e0-af25008b864e
                  IsPrimary: true
                - Id: da272c89-3afc-4e6f-ad12-af2500a2de79
                  ReservationGroupId: 730d050c-8098-415a-95af-af2500a2de47
                  SourceId: 04db79fa-3a31-47c3-ae25-af25008b864e
                  IsPrimary: false
                Cursor: da272c89-3afc-4e6f-ad12-af2500a2de79
        '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:
                SourceAssignmentsGetAll400Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll401Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll403Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll408Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll204Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll429Example:
                  summary: Default sourceAssignments_getAll 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:
                SourceAssignmentsGetAll500Example:
                  summary: Default sourceAssignments_getAll 500 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /api/connector/v1/sourceAssignments/getAll/2024-09-20:
    post:
      tags:
      - Source assignments
      summary: Mews Get All Source Assignments (ver 2024-09-20)
      description: Returns all Sources assigned to Reservations. Each reservation can have multiple sources. Note this operation uses [Pagination](https://mews-systems.gitbook.io/connector-api/guidelines/pagination/) and supports [Portfolio Access Tokens](https://mews-systems.gitbook.io/connector-api/concepts/multi-property/).
      operationId: sourceAssignments_getAll_2024-09-20
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SourceAssignmentFilterParametersV20240920'
            example:
              ClientToken: E0D439EE522F44368DC78E1BFB03710C-D24FB11DBE31D4621C4817E028D9E1D
              AccessToken: C66EF7B239D24632943D115EDE9CB810-EA00F8FD8294692C940F6B5A8F9453D
              Client: Sample Client 1.0.0
              ReservationIds:
              - 9b59b50d-bd32-4ce5-add8-09ea0e1300e7
              UpdatedUtc:
                StartUtc: '2025-11-01T00:00:00Z'
                EndUtc: '2025-11-30T00:00:00Z'
              EnterpriseIds:
              - 3fa85f64-5717-4562-b3fc-2c963f66afa6
              Limitation:
                Count: 100
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SourceAssignmentResultV20240920'
              example:
                SourceAssignments:
                - Id: c5e11f73-7e85-4a3c-9fe1-872014a10b43
                  ReservationId: 9b59b50d-bd32-4ce5-add8-09ea0e1300e7
                  SourceId: 22e42a59-b321-43f8-a5d1-af1f00e1bb8b
                  IsPrimary: true
                  UpdatedUtc: '2025-11-05T11:00:00Z'
                - Id: 5411ffd5-72c6-4ab3-b179-708bcac73d08
                  ReservationId: 9b59b50d-bd32-4ce5-add8-09ea0e1300e7
                  SourceId: bbe29c21-401a-4746-b97d-af1f00e1bb8b
                  IsPrimary: false
                  UpdatedUtc: '2025-11-11T05:00:00Z'
                Cursor: 5411ffd5-72c6-4ab3-b179-708bcac73d08
        '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:
                SourceAssignmentsGetAll20240920400Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 400 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:
                SourceAssignmentsGetAll20240920401Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 401 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:
                SourceAssignmentsGetAll20240920403Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 403 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:
                SourceAssignmentsGetAll20240920408Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 408 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:
                SourceAssignmentsGetAll20240920204Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 204 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:
                SourceAssignmentsGetAll20240920429Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 429 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:
                SourceAssignmentsGetAll20240920500Example:
                  summary: Default sourceAssignments_getAll_2024-09-20 500 response
                  x-microcks-default: true
                  value:
                    Message: string
                    RequestId: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
                    Details: string
      x-restricted: true
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    SourceAssignmentResult:
      title: SourceAssignmentResult
      required:
      - Cursor
      - SourceAssignments
      type: object
      properties:
        SourceAssignments:
          type: array
          items:
            $ref: '#/components/schemas/SourceAssignment'
          description: Assignments between reservation group and sources.
        Cursor:
          type: string
          description: Unique identifier of the last and hence oldest source assignment returned. This can be used in `Limitation` in a subsequent request to fetch the next batch of older source assignments.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
      additionalProperties: false
      x-schema-id: SourceAssignmentResult
    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
    SourceAssignmentV20240920:
      title: Source assignments (ver 2024-09-20)
      required:
      - Id
      - IsPrimary
      - ReservationId
      - SourceId
      - UpdatedUtc
      type: object
      properties:
        Id:
          type: string
          description: Unique identifier of the source assignment.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        ReservationId:
          type: string
          description: Unique identifier of the `Reservation`.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        SourceId:
          type: string
          description: Unique identifier of the `Source`.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        IsPrimary:
          type: boolean
          description: Specifies whether the source is primary for the `Reservation`.
          example: true
        UpdatedUtc:
          minLength: 1
          type: string
          description: Date and time of the source assignment last update in UTC timezone in ISO 8601 format.
          format: date-time
          example: '2026-06-02T14:30:00Z'
      additionalProperties: false
      x-schema-id: SourceAssignmentV20240920
    Limitation:
      title: Limitation
      required:
      - Count
      type: object
      properties:
        Count:
          type: integer
          format: int32
          example: 1
        Cursor:
          type: string
          format: uuid
          nullable: true
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
      additionalProperties: false
      description: Limitation on the quantity of data returned.
      x-schema-id: Limitation
    SourceAssignmentResultV20240920:
      title: SourceAssignmentResultV20240920
      required:
      - SourceAssignments
      type: object
      properties:
        SourceAssignments:
          type: array
          items:
            $ref: '#/components/schemas/SourceAssignmentV20240920'
          description: Assignments between `Reservation` and `Source`.
        Cursor:
          type: string
          description: Opaque pagination cursor which can be used in `Limitation` to fetch newer source assignments.
          format: string
          nullable: true
          example: string
      additionalProperties: false
      x-schema-id: SourceAssignmentResultV20240920
    TimeFilterInterval:
      title: Time interval
      type: object
      properties:
        StartUtc:
          type: string
          format: date-time
          nullable: true
          example: '2026-06-02T14:30:00Z'
        EndUtc:
          type: string
          format: date-time
          nullable: true
          example: '2026-06-02T14:30:00Z'
      additionalProperties: false
      description: "When a time interval is used for **filtering** (for example in parameters such as `CreatedUtc.StartUtc` / `CreatedUtc.EndUtc`), the following rules apply:\r\n\r\n- **Start equals End (equality mode)**  \r\n  If `StartUtc` and `EndUtc` are exactly the same timestamp, the filter is treated as an equality check for that precise moment in time:\r\n  \r\n  ```\r\n  CreatedUtc == StartUtc\r\n  ```\r\n  \r\n  This does not represent an interval; only records with `CreatedUtc` equal to that exact instant are returned.\r\n\r\n- **Start differs from End (interval mode)**  \r\n  If `StartUtc` and `EndUtc` are different, the filter is evaluated as a half-open interval:\r\n  \r\n  ```\r\n  StartUtc <= CreatedUtc < EndUtc\r\n  ```\r\n  \r\n  In other words, the start is inclusive and the end is exclusive.\r\n\r\nMake sure your integration takes inclusive Start / exclusive End behavior of time intervals into account so that no records at the boundaries are omitted."
      x-schema-id: TimeFilterInterval
    SourceAssignmentFilterParameters:
      title: SourceAssignmentFilterParameters
      required:
      - AccessToken
      - Client
      - ClientToken
      - Limitation
      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
        Limitation:
          allOf:
          - $ref: '#/components/schemas/Limitation'
          description: Limitation on the quantity of data returned and optional Cursor for the starting point of data.
          example: string
        EnterpriseIds:
          maxItems: 1000
          minItems: 1
          type: array
          items:
            type: string
            format: uuid
          description: Unique identifiers of the Enterprises. If not specified, the operation returns data for all enterprises within scope of the Access Token.
          nullable: true
        ReservationGroupIds:
          maxItems: 1000
          minItems: 1
          type: array
          items:
            type: string
            format: uuid
          description: Unique identifiers of the `Reservation group`.
          nullable: true
        UpdatedUtc:
          title: Time interval
          allOf:
          - $ref: '#/components/schemas/TimeFilterInterval'
          description: Interval of `Reservation group` last update date and time.
          nullable: true
          x-max-interval-in-months: 3
          example: string
      additionalProperties: false
      x-schema-id: SourceAssignmentFilterParameters
    SourceAssignment:
      title: Source assignment
      required:
      - Id
      - IsPrimary
      - ReservationGroupId
      - SourceId
      type: object
      properties:
        Id:
          type: string
          description: Unique identifier of the source assignement.
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        ReservationGroupId:
          type: string
          description: Unique identifier of the [Reservation group](https://mews-systems.gitbook.io/connector-api/operations/reservations/#reservation-group).
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        SourceId:
          type: string
          description: Unique identifier of the [Source](https://mews-systems.gitbook.io/connector-api/operations/sources/#source).
          format: uuid
          example: 3edd5f9e-7e64-4f2a-9a0e-b3f200e6c111
        IsPrimary:
          type: boolean
          description: Specifies the primary source for the [Reservation group](https://mews-systems.gitbook.io/connector-api/operations/reservations/#reservation-group).
          example: true
      additionalProperties: false
      x-schema-id: SourceAssignment
    SourceAssignmentFilterParametersV20240920:
      title: SourceAssignmentFilterParametersV20240920
      required:
      - AccessToken
      - Client
      - ClientToken
      - Limitation
      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
        Limitation:
          allOf:
          - $ref: '#/components/schemas/Limitation'
          description: Limitation on the quantity of data returned and optional Cursor for the starting point of data.
          example: string
        ReservationIds:
          maxItems: 100
          minItems: 1
          type: array
          items:
            type: string
            format: uuid
          description: Unique identifiers of `Reservation`.
          nullable: true
        UpdatedUtc:
          title: Time interval
          allOf:
          - $ref: '#/components/schemas/TimeFilterInterval'
          description: Interval of source assignment last update date and time.
          nullable: true
          x-max-interval-in-months: 1
          example: string
        EnterpriseIds:
          maxItems: 1
          minItems: 1
          type: array
          items:
            type: string
            format: uuid
          description: Unique identifiers of the Enterprises. Required when using Portfolio Access Tokens, ignored otherwise.
          nullable: true
      additionalProperties: false
      x-schema-id: SourceAssignmentFilterParametersV20240920
  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.