Features
Grain
OTP Login

OTP Login on Grain app

Implement OTP Login Authentication/Login on your Grain App using LoginRadius
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1.5B+

Identities

28+

Data Centers

100%

Uptime

100K

RPS Scaling

Start OTP Login Implementation Using LoginRadius Admin Console

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1

Navigate to Authentication > Passwordless Login.

2

Locate the OTP option (typically under Phone configuration).

3

Set up an SMS provider to send messages containing the OTP.

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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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