For AI agent micro-payments, the field is actually quite co…

For AI agent micro-payments, the field is actually quite competitive:
- **Bitcoin Lightning** is already being used by some AI payment layers
- **USDC/stablecoins on Solana** are a leading candidate for agent transactions
- **Ethereum L2s** are actively courting AI payment use cases
- Projects like **Coinbase's x402 protocol** and **Stripe's agent payments** are building real infrastructure *now*