multi-chain-example

MetaMask Embedded Wallets — Multi-Chain

React + Vite example demonstrating how to use MetaMask Embedded Wallets (powered by Web3Auth) across multiple blockchain networks in a single application. Shows how to switch between EVM chains and other networks (Solana, etc.) using the same authenticated session.

Prerequisites

• Node.js 20+
• npm
• A Client ID from the Dashboard

Setup

1. Clone the repository

git clone https://github.com/Web3Auth/web3auth-examples.git
cd web3auth-examples/other/multi-chain-example

2. Install dependencies

npm install

3. Configure environment variables

cp .env.example .env

Edit .env:

VITE_WEB3AUTH_CLIENT_ID=YOUR_CLIENT_ID

4. Run the application

npm run dev

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

Resources

• MetaMask Embedded Wallets Documentation
• Chains and Networks
• Dashboard
• Community — Builder Hub

License

MIT