me.message

List attachments

Retrieve a list of attachment objects attached to a message.

get/me/messages/{messageId}/attachments

Query parameters

$topinteger

Show only the first n items

$skipinteger

Skip the first n items

$searchstring

Search items by search phrases

$filterstring

Filter items by property values

$countboolean

Include count of items

$orderbystring[]

Order items by property values

$selectstring[]

Select properties to be returned

$expandstring[]

Expand related entities

Response

Retrieved collection

@odata.nextLinkstring nullable

@odata.countinteger nullable

Changes

Changed in 4 of the 10 revisions of this API.121

Jul 17, 2026af62694b9f2d1See the full diff
- ○
  added the optional property allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/contentBytes to the response with the 2XX status
  response-optional-property-added
May 27, 2026354d90657cdd1See the full diff
- ○
  api operation id me.messages.ListAttachments removed and replaced with listAttachments
  api-operation-id-removed
May 26, 20265c775c50414c9See the full diff
- ○
  mapped value for discriminator key #microsoft.graph.attachment changed from microsoft.graph.attachment to MicrosoftGraphAttachment for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.fileAttachment changed from microsoft.graph.fileAttachment to MicrosoftGraphAttachment for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.fileAttachment changed from microsoft.graph.fileAttachment to MicrosoftGraphAttachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.itemAttachment changed from microsoft.graph.attachment to MicrosoftGraphAttachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.mailFolder changed from microsoft.graph.mailFolder to MicrosoftGraphMailFolder for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.mailSearchFolder changed from microsoft.graph.mailSearchFolder to MicrosoftGraphMailFolder for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.message changed from microsoft.graph.message to MicrosoftGraphMessage for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.outlookItem changed from microsoft.graph.outlookItem to MicrosoftGraphOutlookItem for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.referenceAttachment changed from microsoft.graph.attachment to MicrosoftGraphAttachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
May 26, 2026c6fc1d98f528110See the full diff
- ●
  removed the optional property allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/contentBytes from the response with the 2XX status
  response-optional-property-removed
- ○
  api operation id listAttachments removed and replaced with me.messages.ListAttachments
  api-operation-id-removed
- ○
  mapped value for discriminator key #microsoft.graph.attachment changed from MicrosoftGraphAttachment to microsoft.graph.attachment for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.fileAttachment changed from MicrosoftGraphAttachment to microsoft.graph.fileAttachment for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.fileAttachment changed from MicrosoftGraphAttachment to microsoft.graph.fileAttachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.itemAttachment changed from MicrosoftGraphAttachment to microsoft.graph.attachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.mailFolder changed from MicrosoftGraphMailFolder to microsoft.graph.mailFolder for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.mailSearchFolder changed from MicrosoftGraphMailFolder to microsoft.graph.mailSearchFolder for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.message changed from MicrosoftGraphMessage to microsoft.graph.message for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.outlookItem changed from MicrosoftGraphOutlookItem to microsoft.graph.outlookItem for allOf[subschema #2]/value/items/allOf[subschema #1: entity]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed
- ○
  mapped value for discriminator key #microsoft.graph.referenceAttachment changed from MicrosoftGraphAttachment to microsoft.graph.attachment for allOf[subschema #2]/value/items/allOf[subschema #2: attachment]/ response property for the response status 2XX
  response-property-discriminator-mapping-changed

Full history