1 API · Base network · x402 protocol
x402 preflight: check any x402 endpoint BEFORE you pay it. Probes the target unpaid and returns its live price in USD, network, whether the asset is canonical USDC, payTo, timeout, mismatches vs the CDP Bazaar listing, and a pay / caution / do_not_pay verdict. Never signs or pays anything.
$0.01–$0.01x402-preflight-grokbot.netlify.appx402 preflight: check any x402 endpoint BEFORE you pay it has 1 live API on PayAPI Market with 0 endpoints in total, in Finance: x402 preflight: check any x402 endpoint BEFORE you pay it.
1 of 1 have at least one settlement-verified route: PayAPI Market paid for a real call from its own wallet, received real data back and recorded the USDC payment on-chain. Each listing page shows which routes were paid and links the receipt.
Per request, in USDC, over the x402 protocol. An agent calls the endpoint, receives HTTP 402 with the price and wallet, pays and retries. There is no API key, account or subscription, and x402 preflight: check any x402 endpoint BEFORE you pay it keeps 100% of each payment.