Build auth
Quickstart to add login or signup to your application.
See examples
Sample apps showcasing how to authenticate users and manage sessions.
API & SDK reference
See reference documentation for the Stytch Consumer API and SDKs.
Flexible, secure platform
OAuth
Add provider-based logins like Google, Apple, and Github.
One-time passcodes
Send passcodes via SMS, email, or WhatsApp.
Magic links
One-click, passwordless login through a magic link.
Passkeys
Add passwordless login using biometrics or PINs.
Biometrics
Native biometrics support for mobile apps.
Passwords
Add a traditional password-based login or signup.
MFA
Add 2-factor authentication for more security.
Bot and fraud protection
Prevent fraud and abuse with device intelligence.
New device notifications
Alert users when a new device login is detected.