{"id":"db4e5799-75d6-4cc9-a5d0-7adf96e9efdd","shortId":"RHdgRU","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\" resource at the path `/api/v1/paypal/payments/44`. It is part of a broader platform offering dozens of pay-per-call API endpoints across categories like data analytics, AI/ML inference, finance, and infrastructure utilities — all gated by the x402 payment protocol on the Base network.\n\nThe specific endpoint accepts POST requests and is priced at 20,000 base units of USDC (contract `0x8335…2913` on Base), which equals $0.02 per request (USDC uses 6 decimals). Payment is made via the x402 \"exact\" scheme by including an X-PAYMENT header. No API keys or rate limits are advertised; access is instant once payment is attached. The payment timeout is 300 seconds.\n\nThe platform's landing page lists a uniform $0.02/request pricing model across all endpoints. Documentation pages (`/docs`, `/pricing`, `/api`, `/README`) returned only a \"Connect wallet\" prompt with no further technical detail, so the actual request body schema and response format for this PayPal payments endpoint are unknown. The endpoint's purpose — whether it initiates a PayPal payment, retrieves payment details, or performs some other operation — cannot be confirmed from the available material.","tags":[],"capabilities":["x402-payment-gated","usdc-base-network","pay-per-call","paypal-payments","post-method","no-api-key","no-rate-limit"],"categories":["finance","payments"],"synonyms":["paypal payment api","x402 paypal","crypto-gated paypal","lowpaymentfee paypal","base network payment api","usdc pay-per-call","paypal integration endpoint"],"warnings":["No documentation available — all doc pages (/docs, /pricing, /api, /README) return only a 'Connect wallet' prompt with no technical content.","The actual purpose and behavior of /api/v1/paypal/payments/44 is unknown — no request body schema or response schema is documented.","No OpenAPI spec, no AI plugin manifest, and no agents.txt discovered.","The endpoint name suggests PayPal integration but there is no evidence of what it actually does."],"endpointUrl":"https://lowpaymentfee.com/api/v1/paypal/payments/44","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/44","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.300","qualityRationale":"The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02 USDC on Base), but there is no documentation, no request/response schema, and the actual functionality of the PayPal payments endpoint is entirely opaque. All doc pages returned only 'Connect wallet' with no 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'/api/v1/paypal/payments/44':44 '/docs':166 '/pricing':167 '/readme':169 '/request':13,28,158 '0.02':12,27,106,157 '000':94 '0x8335':100 '20':93 '2913':101 '300':147 '6':111 'accept':86 'access':39,136 'across':61,161 'actual':183 'advertis':135 'ai/ml':66 'analyt':65 'api':38,59,129 'attach':142 'avail':220 'base':9,24,81,95,103 'base network payment api' 'bodi':185 'broader':50 'call':4,19,58 'cannot':215 'categori':62 'confirm':217 'connect':173 'contract':99 'crypto-gated paypal' 'data':64 'decim':112 'detail':180,209 'document':164 'dozen':53 'endpoint':7,22,32,60,85,163,194,198 'equal':105 'exact':119 'financ':68 'format':189 'gate':73 'header':127 'includ':122 'infer':67 'infrastructur':70 'initi':203 'instant':138 'key':130 'land':152 'like':63 'limit':133 'list':154 'lowpaymentfee paypal' 'lowpaymentfee.com':34 'made':115 'materi':221 'model':160 'network':82 'no-api-key' 'no-rate-limit' 'offer':52 'oper':214 'page':153,165 'part':47 'path':43 'pay':2,17,56 'pay-per-cal':1,16,55 'pay-per-call' 'payment':6,21,77,113,126,140,144,193,206,208 'paypal':5,20,192,205 'paypal integration endpoint' 'paypal payment api' 'paypal-payments' 'per':3,18,57,107 'perform':211 'platform':51,150 'post':87 'post-method' 'premium':37 'price':91,159 'prompt':175 'protocol':78 'provid':35 'purpos':200 'rate':132 'request':88,108,184 'resourc':40 'respons':188 'retriev':207 'return':170 'schema':186 'scheme':120 'second':148 'specif':84 'technic':179 'timeout':145 'uniform':156 'unit':96 'unknown':196 'usdc':15,30,98,109 'usdc pay-per-call' 'usdc-base-network' 'use':110 'util':71 'via':10,25,116 'wallet':174 'whether':201 'x':125 'x-payment':124 'x402':11,26,76,118 'x402 paypal' 'x402-payment-gated'","prices":[{"id":"4143faae-866a-4c74-af2a-adef37aa126f","listingId":"db4e5799-75d6-4cc9-a5d0-7adf96e9efdd","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/44","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:51:04.091Z"}],"sources":[{"listingId":"db4e5799-75d6-4cc9-a5d0-7adf96e9efdd","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/paypal/payments/44","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:51:04.091Z","lastSeenAt":"2026-04-23T17:31:52.562Z"}],"details":{"listingId":"db4e5799-75d6-4cc9-a5d0-7adf96e9efdd","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/44 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-token>\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"Endpoint returns 402 with x402 challenge, accepting USDC on Base network at 20000 base units ($0.02)","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/44"},{"claim":"Platform advertises $0.02/request uniform pricing with no API keys, no rate limits, and 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/44"},{"claim":"Documentation pages return only 'Connect wallet' with no further content","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Programmatically interact with PayPal payment functionality without traditional API keys","Agent-initiated PayPal payment operations settled in USDC on Base","Integrating PayPal payment flows into crypto-native or x402-compatible workflows"],"bestFor":["Developers wanting keyless, pay-per-call access to a PayPal-related endpoint","AI agents that can settle x402 payments on Base in USDC","Projects needing low-cost ($0.02) per-request payment API access"],"notFor":["Users who need detailed API documentation or guaranteed SLAs before integrating","High-volume PayPal integrations where direct PayPal API access would be cheaper","Anyone requiring non-crypto payment rails to access the endpoint"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:05.158Z"},"updatedAt":"2026-04-23T17:31:52.562Z"}}