Web3 login allows you to enable your users to onboard with their existing Web3 wallets such as Ethereum and Solana wallets using popular wallets like MetaMask and Phantom.

Web3 login leverages wallets as your Single Sign-On (SSO) Identity Provider. For Web2 applications, users can Login with a Web3 wallet, just like logging in with Google or Facebook. For Web3 applications, users can own and bring their existing accounts with them.

API Reference

Web3 Login API

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Quickstart

Integrate with Existing Wallet Login

Enable user to login with existing MetaMask (Ethereum) wallet


Implement WebAuthn via Backend APIImplement Ethereum Wallet Authentication (e.g. Metamask)