kychangePOST
Swap $0.10 of USDC on Base into sats on Bitcoin Lightning: pay this route over x402, name a Lightning address or a BOLT11 invoice for exactly the quoted sats (or with no amount), and the desk pays the sats within seconds with the preimage as the receipt. Testnet instance: Base Sepolia USDC in, Lightning testnet3 sats out.
Api EndpointBlockchain And CryptoHealthy · 206 ms0.1 USDC0.1 USDC · eip155:84532 · USDC
https://kychange.com/api/sats/0.10