POST your-server.example/hooks
email.delivereddeliveredemail.openedopenedemail.clickedclickedemail.bouncedbounced
We knock when something happens.
Your server hears it the moment a mail is delivered, opened, clicked, or bounced — tied back to the email you sent.
Get startedWhy a webhook
Polling the log works until it does not. A webhook is the knock on the door: your app can mark an order shipped, retry a failed notice, or stop mailing an address that just bounced — in the same second.