API Reference
One-time Passcodes (OTP) API
Quickstart
Integrate OTP SMS with Existing Auth flow
Enable User login and signup by mobile phone numbers
Overview
MoonKey one-time passcodes (OTP) allows you to streamline your authentication and onboarding by phone number via SMS or email.
Our flexible multi-identifier authentication API allows you to use the phone number either as your primary authentication identifier or secondary identifier.