Method: users.messages.insert

• HTTP request
• Path parameters
• Query parameters
• Request body
• Response body
• Authorization scopes
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Directly inserts a message into only this user's mailbox similar to IMAP APPEND, bypassing most scanning and classification. Does not send a message.

HTTP request

• Upload URI, for media upload requests:
  POST https://gmail.googleapis.com/upload/gmail/v1/users/{userId}/messages
• Metadata URI, for metadata-only requests:
  POST https://gmail.googleapis.com/gmail/v1/users/{userId}/messages

The URL uses gRPC Transcoding syntax.

Path parameters

Parameters
userId	string The user's email address. The special value me can be used to indicate the authenticated user.

Query parameters

Parameters
internalDateSource	enum (InternalDateSource) Source for Gmail's internal date of the message.
deleted	boolean Mark the email as permanently deleted (not TRASH) and only visible in Google Vault to a Vault administrator. Only used for Google Workspace accounts.

Request body

The request body contains an instance of Message.

Response body

If successful, the response body contains an instance of Message.

Authorization scopes

Requires one of the following OAuth scopes:

• https://mail.google.com/
• https://www.googleapis.com/auth/gmail.modify
• https://www.googleapis.com/auth/gmail.insert

For more information, see the Authorization guide.