This is a submission for DEV Challenge v24.03.20, One Byte Explainer: Browser API or Feature.

Explainer

Accelerate and Simplify OTP sign in. Modify your SMS format to have @{domain} #{otp} on the last line. In JS invoke navigator.credentials.get().then(otp) with options for otp. On receiving sms, browser will prompt user for access and auto fill OTP.

Additional Context

• SMS format
• Permissions are needed to run it in iframes -> Permissions
• References MDN Chrome Docs
• Working example from chrome docs -> https://web-otp.glitch.me/