Gmail Create Email Draft

Carbon Copy (CC) recipients' email addresses. Each must be a valid email address (e.g., 'user@example.com') or display name format (e.g., 'John Doe <user@example.com>'). Plain names without email addresses are NOT valid. Optional for drafts (recipients can be added later before…

Blind Carbon Copy (BCC) recipients' email addresses. Each must be a valid email address (e.g., 'user@example.com') or display name format (e.g., 'Bob Jones <user@example.com>'). Plain names without email addresses are NOT valid. Optional for drafts (recipients can be added later…

Email body content (plain text or HTML); `is_html` must be True if HTML. Optional - drafts can be created without a body and edited later before sending. Can also be provided as 'message_body'.

Set to True if `body` is already formatted HTML. When False, plain text newlines are auto-converted to <br/> tags. Both modes result in HTML email; this flag controls whether the body content is treated as raw HTML or plain text that gets HTML formatting applied.

Email subject line. Optional - drafts can be created without a subject and edited later before sending. When creating a draft reply to an existing thread (thread_id provided), leave this empty to stay in the same thread. Setting a subject will create a NEW thread instead.

User's email address or 'me' for the authenticated user.

ID of an existing Gmail thread to reply to; omit for new thread. If the thread ID is invalid or inaccessible, the draft will be created as a new thread instead of failing.

File(s) to attach to the email. Accepts a single file or a list of files. Total message size including base64-encoded attachments must be under 25 MB; use shareable links (e.g., Google Drive) for larger files.

Primary recipient's email address. Must be a valid email address (e.g., 'user@example.com') or display name format (e.g., 'John Doe <user@example.com>'). A plain name without an email address (e.g., 'John Doe') is NOT valid - the '@' symbol and domain are required. Optional for…

Additional 'To' recipients' email addresses (not Cc or Bcc). Each must be a valid email address (e.g., 'user@example.com'), display name format (e.g., 'Jane Doe <user@example.com>'), or 'me' for the authenticated user. Plain names without email addresses are NOT valid. Should on…