Smart Wallet is a multi-chain self-custodial cryptocurrency wallet. It enables users to create an account in seconds with no app or extension required, thanks to its reliance on Passkeys.

This simple guide provides three options for getting started with Smart Wallet:

1. Quick Demo using OnchainKit (5 mins) - The fastest way to see Smart Wallet in action
2. Add to Existing Next.js Project (15 mins) - Step-by-step integration with an existing Next.js application using Wagmi
3. Add to Existing React Native Project - A detailed guide for adding Smart Wallet to an existing React Native project

​

Explore More Features

After implementing either option, you can:

• Use MagicSpend: Use Coinbase balances onchain;
• Get Free Sponsored Transactions: Use Paymaster to sponsor transactions and get qualified for up to $15k in gas credits;
• Support Sub Accounts: Improve user experience with embedded accounts controlled by their Smart Wallet, eliminating the need for users to sign a transaction for every onchain action.
• Support Spend Permissions: Enable third-party signers to spend user assets