Programmatic email for AI agents. Create inboxes, send/receive emails, manage threads and drafts. Inboxes cost $2/month. Inboxes inactive for 30+ days are automatically deleted.
POST /v0/inboxes$2.000000Create a new email inbox. Inboxes cost $2/month. Inboxes with no API activity for 30+ days are automatically deletedPOST /v0/inboxes/:inbox_id/drafts$0.010000Create a new draft in an inbox. The draft can be edited later and sent with Send Draft.POST /v0/inboxes/:inbox_id/messages/send$0.010000Send an email message from an inbox. At least one recipient (to, cc, or bcc) is required. Returns the message_id andPOST /v0/inboxes/:inbox_id/messages/:message_id/reply-all$0.010000Reply to all recipients of a message. Includes all original To and CC recipients automatically.POST /v0/inboxes/:inbox_id/messages/:message_id/reply$0.010000Reply to a specific message. Automatically sets In-Reply-To and References headers for proper threading.POST /v0/inboxes/:inbox_id/messages/:message_id/forward$0.010000Forward a message to new recipients. Includes the original message content and any attachments.https://mpp.orthogonal.com/agentmail