google-one-tap-example

MetaMask Embedded Wallets — Google One Tap

React + Vite example using MetaMask Embedded Wallets (powered by Web3Auth) with Google One Tap sign-in. Users authenticate with the minimal One Tap overlay (no full OAuth redirect) and receive a non-custodial wallet.

Prerequisites

• Node.js 20+
• npm
• A Client ID from the Dashboard
• A Google OAuth app with One Tap enabled — get your Google Client ID from the Google Cloud Console
• A custom Google connection configured on the Dashboard (guide)

Setup

1. Clone the repository

git clone https://github.com/Web3Auth/web3auth-examples.git
cd web3auth-examples/custom-authentication/single-connection/google-one-tap-example

2. Install dependencies

npm install

3. Configure environment variables

cp .env.example .env

Edit .env:

VITE_WEB3AUTH_CLIENT_ID=YOUR_CLIENT_ID
VITE_GOOGLE_CLIENT_ID=YOUR_GOOGLE_CLIENT_ID

4. Run the application

npm run dev

Visit http://localhost:5173 in your browser.

Resources

• MetaMask Embedded Wallets Documentation
• Google Login Setup
• Authentication Overview
• Dashboard
• Community — Builder Hub

License

MIT