v1
latestOpenAPI 3.0.42026-07-174835104.5 KBme.message
Send draft message
Send an existing draft message. The draft message can be a new message draft, reply draft, reply-all draft, or a forward draft. This method saves the message in the Sent Items folder. Alternatively, send a new message in a single operation. Note: This operation has no request body. Content-Length is set to 0 internally.
post/me/messages/{messageId}/send
Headers
Content-Lengthinteger
Must be 0 as this operation sends an empty body
Response
If successful, the draft is sent and stored in Sent Items, and no content is returned. Unless, the draft may be missing required fields or the message may not exist.