SMTP submission for every tenant, queued locally and delivered through Amazon SES with per-tenant tagging.
Paste the ADMIN_API_KEY configured for this relay. It stays in your browser only.
ADMIN_API_KEY
The key is sent as the X-API-Key header to /api/*.
X-API-Key
/api/*
Every tenant gets its own SMTP credentials and a tag that is stamped on delivered mail.
Shown once — copy it into the application's mail configuration now.