Circle Nanopayments vs agent-wallet-sdk: Custodial vs Non-Custodial Agent Payments

2d ago · 4 min read · Circle Nanopayments testnet went live this week. It's x402-compatible, gas-free on 12 EVM chains, and Circle's production npm SDK is expected around April 2. The developer community is paying attention. I've been watching this closely because it touc...