Features
Grain
SMS / Email OTP

SMS / Email OTP on Grain app

Implement SMS / Email OTP Authentication/Login on your Grain App using LoginRadius
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Start SMS / Email OTP Implementation Using LoginRadius Admin Console

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1

Navigate to Authentication > Passwordless Login.

2

Toggle Passwordless Login to Enable.

3

Configure the OTP settings and ensure an SMS/Email provider is linked.

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Interactive Resources

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Go SDK API Reference

Full list of functions for Roles, MFA, and Account Management.
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Sample App on GitHub

A production-ready Go server boilerplate.

Detailed Case Study

Harry Rosen | Case Study | LoginRadius

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