Drop-in x402 checkout for merchants: issue terms, verify payment. $0.01 each.
Free
3 servers across payments & billing and finance & commerce. The largest is gate402 merchant checkout.
Payments & Billing · Finance & Commerce
Drop-in x402 checkout for merchants: issue terms, verify payment. $0.01 each.
pump.fun graduation radar for trading bots and AI agents. x402 USDC per scan, no key.
Pre-trade token safety checks for AI agents on Solana and Base. x402 USDC per call, no key.
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.