x402 Payment Demo

Cross-Chain Payments via Across

Send USDC with one signature. The backend executes the transaction and pays gas on your behalf. Supports cross-chain (Optimism → Base) and same-chain (Base → Base) transfers.

powered byAcross Protocol

Payment Transfer

Connect your wallet to start

Transaction Status

Ready to process cross-chain payment

• Connected:

• Wallet: Not connected

• Source Chain: Optimism

• Destination Chain: Base

• Bridge Mode: Cross-Chain via Across

MRDN Cashback Rewards

Your MRDN cashback rewards (automatically sent to your wallet when you make payments).

Connect your wallet to view balances