Passage Passkey Flex docs are in beta. Passkey Complete docs can be found at

Passkey Complete vs Passkey Flex

Learn about the difference between Passkey Complete and Passkey Flex authentication systems.

Passkey Complete

Passkey Complete provides you with a full authentication system, including passkeys, magic links, login codes, and social login. Learn more about Passkey Complete authentication types (opens in a new tab).

Passkey Flex

Passkey Flex provides passkey support to existing authentication systems. Passkeys can be used for user registration, login, or MFA. Complete the steps in Get Started to create a Passkey Flex app and install the necessary SDKs.


Supports passkeys
Works with existing authentication systems
Full authentication system
Supports social login: Google, Apple, and GitHub
Supports magic links and login codes
Existing UI Components
Hosted authentication pages
Custom user data storage