Free signed allow/warn/block before paying x402 sellers; test-buys on XRPL, Base and Stellar
Free
2 servers across finance & commerce and payments & billing. The largest is Lumi Trades: x402 seller checks and test-buys.
Finance & Commerce · Payments & Billing
Free signed allow/warn/block before paying x402 sellers; test-buys on XRPL, Base and Stellar
One signed label before paying an x402 seller, from Lumi's test-buys on XRPL, Base and Stellar
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.