2 APIs · Base network · x402 protocol
POST a URL of an x402 paid endpoint, or a raw PAYMENT-REQUIRED header or 402 JSON body. Returns PASS/WARN/FAIL checks for x402 v1/v2: version, networks, assets, atomic amounts, payTo, timeouts, EIP-712 extra and missing fields. Static check, no settlement.
$0.01–$0.01POST documents or text chunks plus a token budget. Returns deduplicated, query-ranked, whitespace-compressed context that fits the budget, with source offsets and a token estimate. Deterministic, no LLM.
$0.01–$0.01johtodata.comFetch one public web page and return clean Markdown plus title has 2 live APIs on PayAPI Market with 0 endpoints in total, in Data, Intelligence: POST a URL of an x402 paid endpoint, or a raw PAYMENT-REQUIRED header or 402, POST documents or text chunks plus a token budget.
2 of 2 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 Fetch one public web page and return clean Markdown plus title keeps 100% of each payment.