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Email Events

Occurs whenever the recipient’s mail server permanently rejected the email.
Occurs whenever the recipient clicks on an email link.
Occurs whenever the email was successfully delivered, but the recipient marked it as spam.
Occurs whenever Resend successfully delivered the email to the recipient’s mail server.
Occurs whenever the email couldn’t be delivered due to a temporary issue. Delivery delays can occur, for example, when the recipient’s inbox is full, or when the receiving email server experiences a transient issue.
Occurs whenever the email failed to send due to an error. This event is triggered when there are issues such as invalid recipients, API key problems, domain verification issues, email quota limits, or other sending failures.
Occurs whenever the recipient opened the email.
Occurs whenever Resend successfully receives an email.
Occurs whenever the email is scheduled to be sent.
Occurs whenever the API request was successful. Resend will attempt to deliver the message to the recipient’s mail server.
Occurs whenever the email is suppressed by Resend.

Domain Events

Occurs when a domain was successfully created.
Occurs when a domain was successfully updated.
Occurs when a domain was successfully deleted.

Contact Events

Occurs whenever a contact was successfully created.
Note: When importing multiple contacts using CSV, these events won’t be triggered. Contact support if you have any questions.
Occurs whenever a contact was successfully updated.
Occurs whenever a contact was successfully deleted.