List attachments

Important: APIs under the /beta version in Microsoft Graph are in preview and are subject to change. Use of these APIs in production applications is not supported.

Retrieve a list of attachment objects attached to an event.


One of the following permissions is required to call this API. To learn more, including how to choose permissions, see Permissions.

Permission type Permissions (from least to most privileged)
Delegated (work or school account) Calendars.Read
Delegated (personal Microsoft account) Calendars.Read
Application Calendars.Read

HTTP request

Attachments for an event in the user's default calendar.

GET /me/events/{id}/attachments
GET /users/{id | userPrincipalName}/events/{id}/attachments

GET /me/calendar/events/{id}/attachments
GET /users/{id | userPrincipalName}/calendar/events/{id}/attachments

Attachments for an event in a calendar belonging to the user's default calendarGroup.

GET /me/calendars/{id}/events/{id}/attachments
GET /users/{id | userPrincipalName}/calendars/{id}/events/{id}/attachments

GET /me/calendargroup/calendars/{id}/events/{id}/attachments
GET /users/{id | userPrincipalName}/calendargroup/calendars/{id}/events/{id}/attachments

Attachments for an event in a calendar belonging to a user's calendarGroup.

GET /me/calendargroups/{id}/calendars/{id}/events/{id}/attachments
GET /users/{id | userPrincipalName}/calendargroups/{id}/calendars/{id}/events/{id}/attachments

Optional query parameters

This method supports the OData Query Parameters to help customize the response.

In particular, you can use the $expand query parameter to include all of the event attachments inline with the rest of the event properties. For example:


Request headers

Name Type Description
Authorization string Bearer {token}. Required.

Request body

Do not supply a request body for this method.


If successful, this method returns a 200 OK response code and collection of Attachment objects in the response body.



Here is an example of the request.


Here is an example of the response. Note: The response object shown here may be truncated for brevity. All of the properties will be returned from an actual call.

HTTP/1.1 200 OK
Content-type: application/json
Content-length: 215

  "value": [
      "@odata.type": "#Microsoft.OutlookServices.FileAttachment",
      "contentType": "contentType-value",
      "contentLocation": "contentLocation-value",
      "contentBytes": "contentBytes-value",
      "contentId": "null",
      "lastModifiedDateTime": "2016-10-19T10:37:00Z",
      "id": "id-value",
      "isInline": false,
      "isContactPhoto": false,
      "name": "name-value",
      "size": 99