Relay Wallet Provider Examples

Example Next.js apps showing how to integrate the Relay protocol API with different wallet providers for cross-chain bridging and token swapping.

Examples

Example	Wallet Type	Auth Method	Description
/crossmint	Smart wallet (EVM)	Email (Crossmint)	Uses Crossmint smart wallets with email-based signers
/privy	EOA / Embedded	Wallet / Email (Privy)	Uses Privy auth with external wallets (MetaMask) or embedded wallets
/turnkey	HD wallet (EOA)	Passkey / Email OTP (Turnkey)	Uses Turnkey sub-organizations with HD wallets via viem

Each example is a standalone Next.js app with its own dependencies. See the README in each directory for setup instructions.

What These Examples Cover

• Fetching executable quotes from the Relay /quote/v2 API
• Executing multi-step flows (approvals, signatures, deposits)
• Handling EIP-191 and EIP-712 signing for signature steps
• Polling intent status via /intents/status/v3
• Protecting an optional Relay API key server-side using Next.js server actions

Relay Docs

• Relay API Reference
• Get Quote (v2)
• Intent Status (v3)
• API Keys