Using the Headless SDK, requests can be easily customized to set a specific expiry, adjust the OTP length, and select a preferred delivery channel such as WhatsApp, SMS, or Viber for phone number authentication.

Custom Expiry

Headless request can be customized with custom expiry.

Custom OTP length

Headless request can be customized with custom OTP length 4 or 6.

Custom Delivery Channel

Headless request can be customized with custom Delivery Channel like WHATSAPP, SMS and VIBER.