Microsoft Word Checkout API

openapi: 3.0.3
info:
  title: Microsoft Graph Word Body Checkout 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: Checkout
  description: Operations for checking in and out files
paths:
  /me/drive/items/{item-id}/checkin:
    post:
      operationId: checkinDriveItem
      summary: Microsoft Word Check in Drive Item
      description: Check in a checked out driveItem resource, making the version available to others.
      tags:
      - Checkout
      parameters:
      - $ref: '#/components/parameters/itemId'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CheckinRequest'
      responses:
        '204':
          description: Successfully checked in the item.
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /me/drive/items/{item-id}/checkout:
    post:
      operationId: checkoutDriveItem
      summary: Microsoft Word Check Out Drive Item
      description: Check out a driveItem resource to prevent others from editing the document.
      tags:
      - Checkout
      parameters:
      - $ref: '#/components/parameters/itemId'
      responses:
        '204':
          description: Successfully checked out the item.
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    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'
    CheckinRequest:
      type: object
      description: Request body for checking in a drive item.
      properties:
        comment:
          type: string
          description: Check-in comment.
          example: Final review completed
  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