{"provider":"SendSure","payment":"x402 v2 over Circle Gateway Nanopayments (gasless, batched USDC); any Gateway-supported testnet, incl. Arc testnet","services":[{"url":"https://sendsure.0xpankaj.workers.dev/api/x402/verify-payee","method":"POST","price":"$0.001","description":"Before paying anyone: is this the payout address the payee proved (signed with) for this SendSure org, right now?","request":{"org":"0x… (the payer's SendSure org)","address":"0x… (the address you are about to pay)"},"response":{"verified":"boolean","state":"BOUND | FROZEN | CHANGE_PENDING | NOT_A_PROVEN_PAYEE | NOT_A_SENDSURE_ORG","since":"{ tx, block }"}},{"url":"https://sendsure.0xpankaj.workers.dev/api/x402/check-payout","method":"POST","price":"$0.005","description":"Check a stablecoin payout list against the last one: changed wallets, look-alike addresses, duplicates, amount jumps.","request":{"payout_csv":"CSV with payee, address, amount","last_paid_csv":"optional, same format"},"response":{"summary":"counts","rows":"[{ action: PAY | REVIEW | STOP, status, explanation }]"}}]}