Microsoft 365 Copilot External Items API

openapi: 3.1.0
info:
  title: Microsoft 365 Copilot (Microsoft Graph) Connectors External Items API
  description: 'Microsoft 365 Copilot is built on Microsoft Graph and external content

    ingestion via Microsoft 365 Copilot connectors (formerly Microsoft Graph

    connectors). This specification covers the Copilot-related operations

    exposed through the Microsoft Graph REST API at

    https://graph.microsoft.com — including retrieval (user content surfaces

    such as mail/events/files), Copilot connectors and external items, and

    Microsoft Search query. Authentication is via Microsoft Entra ID OAuth 2.0.

    '
  version: '1.0'
  contact:
    name: Microsoft Graph / Copilot
    url: https://docs.microsoft.com/en-us/graph/overview
servers:
- url: https://graph.microsoft.com/v1.0
  description: Microsoft Graph v1.0
- url: https://graph.microsoft.com/beta
  description: Microsoft Graph beta
security:
- oauth2: []
tags:
- name: External Items
paths:
  /external/connections/{connection-id}/items/{item-id}:
    parameters:
    - in: path
      name: connection-id
      required: true
      schema:
        type: string
    - in: path
      name: item-id
      required: true
      schema:
        type: string
    put:
      tags:
      - External Items
      summary: Create or update an external item
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '200':
          description: Item created/updated
    delete:
      tags:
      - External Items
      summary: Delete an external item
      responses:
        '204':
          description: Deleted
components:
  securitySchemes:
    oauth2:
      type: oauth2
      description: Microsoft Entra ID OAuth 2.0
      flows:
        authorizationCode:
          authorizationUrl: https://login.microsoftonline.com/common/oauth2/v2.0/authorize
          tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
          scopes:
            User.Read: Sign in and read user profile
            Mail.Read: Read user mail
            Calendars.Read: Read user calendars
            Files.Read.All: Read all files
            ExternalConnection.ReadWrite.OwnedBy: Manage owned Copilot connector connections
            ExternalItem.ReadWrite.OwnedBy: Manage owned external items
        clientCredentials:
          tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
          scopes:
            https://graph.microsoft.com/.default: Use app-registered Graph permissions