> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Add Shared Group Members

> Adds users to the set of those able to update both the shared data, as well as the set of users in the group. Only users in the group (and the server) can add new members. Shared Groups are designed for sharing data between a very small number of players, please see our guide: https://learn.microsoft.com/gaming/playfab/features/social/groups/using-shared-group-data

## Error codes

This operation may return the following PlayFab errors:

| Error | Code |
| --- | --- |
| InvalidSharedGroupId | 1088 |
| ProductDisabledForTitle | 1609 |
| UserAlreadyAdded | 1235 |




## OpenAPI

````yaml post /Server/AddSharedGroupMembers
openapi: 3.0.0
info:
  version: '260922'
  title: PlayFab Server API
  description: >-
    Provides functionality to allow external (developer-controlled) servers to
    interact with user inventories and data in a trusted manner, and to handle
    matchmaking and client connection orchestration
  termsOfService: https://playfab.com/terms/
  contact:
    url: https://community.playfab.com/index.html
  license:
    name: Apache 2.0
    url: https://github.com/PlayFab/API_Specs/blob/master/LICENSE
servers:
  - url: https://{titleId}.playfabapi.com
    description: PlayFab title endpoint
    variables:
      titleId:
        default: your_title_id
        description: Your PlayFab title ID (hex).
security: []
tags:
  - name: Account Management
    description: Account Management APIs
  - name: Analytics
    description: Analytics APIs
  - name: Authentication
    description: Authentication APIs
  - name: Character Data
    description: Character Data APIs
  - name: Characters
    description: Characters APIs
  - name: Content
    description: Content Service APIs
  - name: Friend List Management
    description: Friend List Management APIs
  - name: Matchmaking
    description: Matchmaking APIs
  - name: Platform Specific Methods
    description: Platform Specific Methods APIs
  - name: Player Data Management
    description: Player Data Management APIs
  - name: Player Item Management
    description: Player Item Management APIs
  - name: PlayStream
    description: PlayStream Management APIs
  - name: Server-Side Cloud Script
    description: Server-Side Cloud Script APIs
  - name: Shared Group Data
    description: Shared Group Data APIs
  - name: Title-Wide Data Management
    description: Title-Wide Data Management APIs
paths:
  /Server/AddSharedGroupMembers:
    post:
      tags:
        - Shared Group Data
      summary: Add Shared Group Members
      description: >
        Adds users to the set of those able to update both the shared data, as
        well as the set of users in the group. Only users in the group (and the
        server) can add new members. Shared Groups are designed for sharing data
        between a very small number of players, please see our guide:
        https://learn.microsoft.com/gaming/playfab/features/social/groups/using-shared-group-data


        ## Error codes


        This operation may return the following PlayFab errors:


        | Error | Code |

        | --- | --- |

        | InvalidSharedGroupId | 1088 |

        | ProductDisabledForTitle | 1609 |

        | UserAlreadyAdded | 1235 |
      operationId: AddSharedGroupMembers
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AddSharedGroupMembersRequest'
      responses:
        '200':
          $ref: '#/components/responses/AddSharedGroupMembersResult'
        '400':
          $ref: '#/components/responses/ApiErrorWrapper'
      security:
        - SecretKey: []
components:
  schemas:
    AddSharedGroupMembersRequest:
      type: object
      properties:
        PlayFabIds:
          description: >-
            An array of unique PlayFab assigned ID of the user on whom the
            operation will be performed.
          type: array
          items:
            type: string
        SharedGroupId:
          description: Unique identifier for the shared group.
          type: string
      required:
        - SharedGroupId
        - PlayFabIds
      example:
        SharedGroupId: Clan Data
        PlayFabIds:
          - D984A64B832
          - F74A523E1562
    AddSharedGroupMembersResult:
      type: object
      properties: {}
    ApiErrorWrapper:
      description: The basic wrapper around every failed API response
      type: object
      properties:
        code:
          description: Numerical HTTP code
          type: integer
        status:
          description: String HTTP code
          type: string
        error:
          description: Playfab error code
          type: string
        errorCode:
          description: Numerical PlayFab error code
          type: integer
        errorMessage:
          description: Description for the PlayFab errorCode
          type: string
        errorDetails:
          description: Detailed description of individual issues with the request object
          type: object
      required:
        - code
        - errorCode
  responses:
    AddSharedGroupMembersResult:
      description: ''
      content:
        application/json:
          schema:
            type: object
            properties:
              code:
                type: integer
                description: >-
                  The Http status code. If X-ReportErrorAsSuccess header is set
                  to true, this will report the actual http error code.
              status:
                type: string
                description: The Http status code as a string.
              data:
                $ref: '#/components/schemas/AddSharedGroupMembersResult'
    ApiErrorWrapper:
      description: This is the outer wrapper for all responses with errors
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiErrorWrapper'
  securitySchemes:
    SecretKey:
      type: apiKey
      in: header
      name: X-SecretKey
      description: >-
        This API requires a title secret key, available to title admins, from
        PlayFab Game Manager.

````

## Related topics

- [Add Shared Group Members](/api-reference/shared-group-data/add-shared-group-members.md)
- [Profile Writes Meter API Description](/services/playfab/pricing/meters/profile-writes.md)
- [Remove Shared Group Members](/api-reference/shared-group-data/remove-shared-group-members.md)
- [PFGroupsAddMembersRequest](/services/playfab/api-references/c/pfgroupstypes/structs/pfgroupsaddmembersrequest.md)
- [PFGroupsAddMembersAsync](/services/playfab/api-references/c/pfgroups/functions/pfgroupsaddmembersasync.md)