Settings

Connect an email backend so campaign sends go out for real. Use any SMTP provider (SendGrid, Mailgun, Amazon SES, Postmark, Brevo, Gmail, …), or a self-hosted Postal server. Until one is configured, sends are simulated locally.

SMTP relay

Recommended. Takes precedence over Postal when set. Get these from your email provider's SMTP / relay settings.

e.g. smtp.sendgrid.net

587 (STARTTLS) or 465 (SSL)

Default sender

Must be a sender/domain verified with your provider.

Self-hosted Postal (optional)

Only used if SMTP above is left blank.

Connected via Postal

Campaign sends will be delivered through Postal.