AuthNotify provides reliable transactional email delivery for authentication workflows and system notifications. Built for developers, trusted by SaaS platforms.
View PricingFast and secure one-time password email delivery with global routing.
Reliable reset email workflows with secure token delivery.
Real-time login and security notifications.
AuthNotify Inc. is a US-based SaaS provider delivering secure transactional email APIs. We specialize strictly in authentication and system notification emails.
We do not support marketing campaigns, cold outreach, or promotional bulk messaging.
Zero tolerance for spam or unsolicited email activity.
POST /v1/send
{
"to": "user@example.com",
"subject": "Your OTP Code",
"body": "Your code is 123456"
}
Authentication via API Key header.
$19 / month
10,000 transactional emails
$79 / month
100,000 transactional emails
Custom
Dedicated infrastructure
AuthNotify Inc.
350 Fifth Avenue,
New York, NY 10118,
United States
Email: support@authnotify.us
Phone: +1 (212) 555-7843
Emails Sent: 42,580
Delivery Rate: 99.2%
Bounce Rate: 0.4%
AuthNotify provides transactional email delivery services only. Users must verify domain ownership and comply with all applicable laws including CAN-SPAM, GDPR, and CCPA.
We process limited data necessary to deliver transactional emails. We do not sell personal data. All processing complies with GDPR and CCPA regulations.
AuthNotify strictly prohibits:
Only authentication and system notification emails are allowed. Violating accounts will be permanently suspended.