I want to know for sure that email was delivered, if so I consider it as successful send, no action required if not I need to do some stuff.
How can I check that email was not delivered through API
How to check that email was not delivered via API(email is not exists or invalid)
Hi terence,
There’s two ways that you can get this information:
- Pull the message directly with the Get message endpoint and inspect the
error_type
field - Create a rule that triggers on sending errors and deliver those events to a webhook
The second option will use fewer API calls due to being event-based, rather than polling. A rule that does this would look like:

Reply
Login to the community
No account yet? Create an account
Use your Front credentials
Log in with Frontor
Enter your username or e-mail address. We'll send you an e-mail with instructions to reset your password.