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SendKit sends webhook events for both email and contact activity. Each event includes a JSON payload with event-specific data.

Email events

EventDescription
email.sentEmail was accepted and sent to the recipient’s mail server
email.deliveredEmail was successfully delivered to the recipient’s inbox
email.openedRecipient opened the email
email.clickedRecipient clicked a link in the email
email.bouncedEmail permanently rejected by the recipient’s mail server
email.complainedRecipient marked the email as spam
email.rejectedEmail was rejected before sending
email.failedEmail failed to send
email.delivery_delayedEmail delivery was temporarily delayed

Contact events

EventDescription
contact.createdA new contact was created
contact.updatedA contact’s details were updated
contact.deletedA contact was deleted