openapi: 3.0.3
info:
  title: Microsoft Graph Word Body Versions API
  description: REST API for interacting with Word documents in Microsoft 365 and OneDrive via the Microsoft Graph unified endpoint. Provides operations for file management, content access, sharing, permissions, versioning, and document metadata for DriveItem resources.
  version: 1.0.0
  contact:
    name: Microsoft Graph Support
    url: https://developer.microsoft.com/graph/support
  license:
    name: Microsoft API License
    url: https://www.microsoft.com/en-us/legal/terms-of-use
  x-generated-from: documentation
  x-last-validated: '2026-04-18'
servers:
- url: https://graph.microsoft.com/v1.0
  description: Microsoft Graph v1.0 production endpoint
security:
- oauth2: []
tags:
- name: Versions
  description: Operations for managing file version history
paths:
  /me/drive/items/{item-id}/versions:
    get:
      operationId: listVersions
      summary: Microsoft Word List Versions
      description: Retrieve the list of previous versions of a file.
      tags:
      - Versions
      parameters:
      - $ref: '#/components/parameters/itemId'
      responses:
        '200':
          description: Successfully retrieved versions.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DriveItemVersionCollection'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    DriveItemVersion:
      type: object
      description: Represents a specific version of a DriveItem.
      properties:
        id:
          type: string
          description: The version identifier.
          example: '1.0'
        lastModifiedDateTime:
          type: string
          format: date-time
          description: Date and time the version was last modified.
          example: '2025-03-21T20:01:37Z'
        lastModifiedBy:
          $ref: '#/components/schemas/IdentitySet'
        size:
          type: integer
          format: int64
          description: Size of the version in bytes.
          example: 24576
    ErrorResponse:
      type: object
      description: Error response from the API.
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              description: Error code.
              example: itemNotFound
            message:
              type: string
              description: Human-readable error message.
              example: The resource could not be found.
            innerError:
              type: object
              properties:
                request-id:
                  type: string
                  description: Request correlation ID.
                  example: b0c6a5b0-4c0a-4c8e-9b0a-1234567890ab
                date:
                  type: string
                  format: date-time
                  description: Timestamp of the error.
                  example: '2025-03-21T20:01:37Z'
    DriveItemVersionCollection:
      type: object
      description: Collection of drive item versions.
      properties:
        value:
          type: array
          items:
            $ref: '#/components/schemas/DriveItemVersion'
    IdentitySet:
      type: object
      description: Keyed collection of identity resources.
      properties:
        user:
          type: object
          properties:
            id:
              type: string
              description: Unique identifier for the user.
              example: efee1b77-fb3b-4f65-99d6-274c11914d12
            displayName:
              type: string
              description: Display name of the user.
              example: Jane Smith
  responses:
    NotFound:
      description: The requested resource was not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: Authentication required or token expired.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  parameters:
    itemId:
      name: item-id
      in: path
      required: true
      description: The unique identifier of the drive item.
      schema:
        type: string
      example: 01NKDM7HMOJTVYMDOSXFDK2QJDXCDI3WUK
  securitySchemes:
    oauth2:
      type: oauth2
      description: OAuth 2.0 authorization code flow with Microsoft Identity Platform.
      flows:
        authorizationCode:
          authorizationUrl: https://login.microsoftonline.com/common/oauth2/v2.0/authorize
          tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
          scopes:
            Files.Read: Read user files
            Files.ReadWrite: Read and write user files
            Files.Read.All: Read all files the user can access
            Files.ReadWrite.All: Read and write all files the user can access