{"id":"137122d9-4380-439b-af14-c26eebfb663b","shortId":"QsdxcT","kind":"x402","title":"Pay-per-call PayPal payments endpoint on Base via x402, $0.02/request in USDC.","tagline":"Pay-per-call PayPal payments endpoint on Base via x402, $0.02/request in USDC.","description":"This endpoint at lowpaymentfee.com provides a \"Premium API Access\" payment-related resource located at `/api/v1/paypal/payments/58`. It is part of a broader platform offering dozens of x402-gated API endpoints across categories including data & analytics, AI & machine learning, finance & Web3, and infrastructure utilities. All endpoints on the platform are priced at $0.02 per request, payable in USDC on the Base network with no API keys, rate limits, or commitments required.\n\nThe specific endpoint probed (`/api/v1/paypal/payments/58`) appears to be a PayPal payments resource, though the crawled documentation provides no detail on what this particular endpoint accepts as input or returns as output. The x402 challenge confirms it is live, accepts POST requests, and requires payment of up to 20,000 base units of USDC (0.02 USDC, i.e., $0.02) on Base to the address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3`. The asset contract `0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913` is the canonical USDC contract on Base.\n\nDocumentation is extremely sparse — the docs, API, pricing, and README pages all render only a \"Connect wallet\" prompt with no additional content. There is no OpenAPI schema, no request/response examples, and no description of what the PayPal payments endpoint actually does. Prospective users should treat this as an opaque endpoint until more documentation becomes available.","tags":[],"capabilities":["x402-payment","usdc-base","pay-per-request","paypal-payments","no-api-key","post-method"],"categories":["finance","payments"],"synonyms":["PayPal payment API","x402 PayPal","USDC payment endpoint","Base network API","micropayment PayPal","lowpaymentfee API","crypto-gated PayPal"],"warnings":["No documentation available — docs, API, pricing, and README pages all show only 'Connect wallet' with no content.","No OpenAPI or output schema describing request parameters or response format for this endpoint.","The purpose of /api/v1/paypal/payments/58 (including the numeric ID '58') is unclear and undocumented.","Cannot verify what data or functionality this endpoint actually provides."],"endpointUrl":"https://lowpaymentfee.com/api/v1/paypal/payments/58","protocol":"x402","transport":"http","auth":{"type":"x402","details":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3","scheme":"exact","network":"base","mimeType":"application/json","resource":"https://lowpaymentfee.com/api/v1/paypal/payments/58","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.250","qualityRationale":"The x402 challenge is live and pricing is clear ($0.02 USDC on Base), but there is zero documentation on what this endpoint actually does, no request/response schema, and no examples. The docs pages are empty beyond a wallet-connect prompt. This is effectively a stub 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'/request':13,28 '0.02':12,27,83,155,158 '000':150 '0x1a2b13e97f5f837c8f9fa1f95a1484b7c70d85f3':164 '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913':168 '20':149 'Base network API' 'PayPal payment API' 'USDC payment endpoint' 'accept':126,140 'access':39 'across':62 'actual':215 'addit':196 'address':163 'ai':67 'analyt':66 'api':38,60,95,182 'appear':107 'asset':166 'avail':230 'base':9,24,91,151,160,175 'becom':229 'broader':52 'call':4,19 'canon':171 'categori':63 'challeng':135 'commit':100 'confirm':136 'connect':191 'content':197 'contract':167,173 'crawl':116 'crypto-gated PayPal' 'data':65 'descript':208 'detail':120 'doc':181 'document':117,176,228 'dozen':55 'endpoint':7,22,32,61,76,104,125,214,225 'exampl':205 'extrem':178 'financ':70 'gate':59 'i.e':157 'includ':64 'infrastructur':73 'input':128 'key':96 'learn':69 'limit':98 'live':139 'locat':44 'lowpaymentfee API' 'lowpaymentfee.com':34 'machin':68 'micropayment PayPal' 'network':92 'no-api-key' 'offer':54 'opaqu':224 'openapi':201 'output':132 'page':186 'part':49 'particular':124 'pay':2,17 'pay-per-cal':1,16 'pay-per-request' 'payabl':86 'payment':6,21,41,112,145,213 'payment-rel':40 'paypal':5,20,111,212 'paypal-payments' 'per':3,18,84 'platform':53,79 'post':141 'post-method' 'premium':37 'price':81,183 'probe':105 'prompt':193 'prospect':217 'provid':35,118 'rate':97 'readm':185 'relat':42 'render':188 'request':85,142 'request/response':204 'requir':101,144 'resourc':43,113 'return':130 'schema':202 'spars':179 'specif':103 'though':114 'treat':220 'unit':152 'usdc':15,30,88,154,156,172 'usdc-base' 'user':218 'util':74 'via':10,25 'wallet':192 'web3':71 'x402':11,26,58,134 'x402 PayPal' 'x402-gated':57 'x402-payment'","prices":[{"id":"8064c58a-b084-47eb-8958-916dc90968b8","listingId":"137122d9-4380-439b-af14-c26eebfb663b","amountUsd":null,"unit":"per_call","nativeCurrency":"USD COIN","nativeAmount":"20000","chain":"base","payTo":"0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3","paymentMethod":"x402-usd coin","isPrimary":true,"details":{"scheme":"exact","mime_type":"application/json","accepts_all":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3","scheme":"exact","network":"base","mimeType":"application/json","resource":"https://lowpaymentfee.com/api/v1/paypal/payments/58","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:51:11.887Z"}],"sources":[{"listingId":"137122d9-4380-439b-af14-c26eebfb663b","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/paypal/payments/58","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:51:11.887Z","lastSeenAt":"2026-04-23T16:07:21.033Z"}],"details":{"listingId":"137122d9-4380-439b-af14-c26eebfb663b","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/58 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-header>\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The endpoint returns a 402 x402 challenge confirming it is live and accepts POST requests","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/58"},{"claim":"Price is $0.02 per request (20,000 base units of USDC with 6 decimals)","source_url":"https://lowpaymentfee.com"},{"claim":"All endpoints priced at $0.02/request with no API keys, no rate limits, instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/58"}],"useCases":["Programmatic PayPal payment operations via a crypto-gated API","Agent-initiated payment processing without API key management","Pay-per-call access to PayPal payment resources"],"bestFor":["Agents needing on-demand PayPal payment access without subscription","Developers who want to pay per request in USDC on Base","Workflows requiring keyless, instant API access to payment endpoints"],"notFor":["Users who need detailed API documentation or guaranteed SLAs","High-volume payment processing where per-call fees add up","Anyone requiring non-crypto payment methods for API access"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:04.796Z"},"updatedAt":"2026-04-23T16:07:21.033Z"}}