SMTP setup
Xurel exposes SMTP for both application sends (API key) and mailbox clients (mailbox credentials).
Application SMTP
Host smtp.xurel.co
Port 587 / 465
Username apikey
Password xrl_prd_… or xrl_dev_…
Full reference: SMTP API reference.
Mailbox client SMTP
For human clients (Outlook, Apple Mail), use the mailbox address as username and the mailbox (or app) password. See IMAP / POP / SMTP.