Triggered when an email is successfully delivered to the recipient’s mail server.
This event indicates the email was accepted by the receiving server, but does not guarantee inbox placement (the recipient’s server may still filter it to spam).
Use your API key from arkhq.io/org/credentials
Authorization: Bearer YOUR_API_KEYWebhook event payload sent to your configured endpoint
The type of event that occurred
MessageSent, MessageDelayed, MessageDeliveryFailed, MessageBounced, MessageHeld, MessageLoaded, MessageLinkClicked, DomainDNSError "MessageSent"
Unix timestamp when the event occurred
1704672000
Event-specific data
Webhook received successfully