{"id":"f597cbc7-9cdb-4f86-a5dd-7b57fa928022","shortId":"YDVuFh","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/54`. 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). No API keys or rate limits are advertised; callers pay per request using an `X-PAYMENT` header conforming to x402 version 1. The payment is settled to address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3` with a maximum timeout of 300 seconds.\n\nDocumentation is extremely sparse. The docs, API, pricing, and README pages all render only a \"Connect wallet\" prompt with no further content. There is no OpenAPI schema, no request/response examples, and no description of what the PayPal payments endpoint actually returns or what input it expects. The endpoint name suggests PayPal-related payment processing, but this cannot be confirmed from available materials. The platform's landing page lists many endpoints at $0.02 each but provides no technical detail about any of them.","tags":[],"capabilities":["x402-payment-gated","per-call-billing","usdc-settlement","base-network","paypal-payments","post-method","no-api-key-required"],"categories":["finance","payments"],"synonyms":["paypal payment api","x402 paypal","micropayment paypal","pay-per-call payment endpoint","lowpaymentfee paypal","base network payment api","usdc gated api"],"warnings":["No documentation available — docs, API, pricing, and README pages all show only 'Connect wallet' with no content.","No OpenAPI or input/output schema provided; it is unknown what request body the endpoint expects or what it returns.","The endpoint name suggests PayPal payment functionality but this cannot be verified from available materials.","The broader platform lists many endpoints but none have documented behavior or schemas."],"endpointUrl":"https://lowpaymentfee.com/api/v1/paypal/payments/54","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/54","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.250","qualityRationale":"The endpoint is live (returns a valid x402 402 challenge), but there is virtually no documentation — no OpenAPI spec, no request/response examples, and no explanation of what the endpoint actually does beyond its name. The docs pages are empty. This is effectively a stub 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'/request':13,28 '0.02':12,27,106,222 '000':94 '0x1a2b13e97f5f837c8f9fa1f95a1484b7c70d85f3':142 '0x8335':100 '1':135 '20':93 '2913':101 '300':148 '6':111 'accept':86 'access':39 'across':61 'actual':189 'address':141 'advertis':120 'ai/ml':66 'analyt':65 'api':38,59,114,156 'avail':211 'base':9,24,81,95,103 'base network payment api' 'base-network' 'broader':50 'call':4,19,58 'caller':121 'cannot':207 'categori':62 'confirm':209 'conform':131 'connect':165 'content':171 'contract':99 'data':64 'decim':112 'descript':182 'detail':228 'doc':155 'document':150 'dozen':53 'endpoint':7,22,32,60,85,188,197,220 'equal':105 'exampl':179 'expect':195 'extrem':152 'financ':68 'gate':73 'header':130 'infer':67 'infrastructur':70 'input':193 'key':115 'land':216 'like':63 'limit':118 'list':218 'lowpaymentfee paypal' 'lowpaymentfee.com':34 'mani':219 'materi':212 'maximum':145 'micropayment paypal' 'name':198 'network':82 'no-api-key-required' 'offer':52 'openapi':175 'page':160,217 'part':47 'path':43 'pay':2,17,56,122 'pay-per-cal':1,16,55 'pay-per-call payment endpoint' 'payment':6,21,77,129,137,187,203 'paypal':5,20,186,201 'paypal payment api' 'paypal-payments' 'paypal-rel':200 'per':3,18,57,107,123 'per-call-billing' 'platform':51,214 'post':87 'post-method' 'premium':37 'price':91,157 'process':204 'prompt':167 'protocol':78 'provid':35,225 'rate':117 'readm':159 'relat':202 'render':162 'request':88,108,124 'request/response':178 'resourc':40 'return':190 'schema':176 'second':149 'settl':139 'spars':153 'specif':84 'suggest':199 'technic':227 'timeout':146 'unit':96 'usdc':15,30,98,109 'usdc gated api' 'usdc-settlement' 'use':110,125 'util':71 'version':134 'via':10,25 'wallet':166 'x':128 'x-payment':127 'x402':11,26,76,133 'x402 paypal' 'x402-payment-gated'","prices":[{"id":"a6d69fed-d4c9-4fc3-a56a-8c9916c2d3b3","listingId":"f597cbc7-9cdb-4f86-a5dd-7b57fa928022","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/54","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:51:13.691Z"}],"sources":[{"listingId":"f597cbc7-9cdb-4f86-a5dd-7b57fa928022","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/paypal/payments/54","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:51:13.691Z","lastSeenAt":"2026-04-23T14:31:13.181Z"}],"details":{"listingId":"f597cbc7-9cdb-4f86-a5dd-7b57fa928022","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/54 \\\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":"The endpoint returns a valid x402 version 1 challenge with maxAmountRequired of 20000 base units of USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/54"},{"claim":"USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/54"},{"claim":"Platform advertises $0.02/request pricing with no API keys, no rate limits, and instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"Docs, API, pricing, and README pages render only a 'Connect wallet' prompt","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Making PayPal-related payment calls without traditional API key management","Programmatic access to a PayPal payments resource with per-call crypto billing","Agent-driven payment workflows settled in USDC on Base"],"bestFor":["Developers wanting keyless, pay-per-use PayPal payment API access","AI agents that can settle x402 challenges in USDC on Base","Prototyping payment integrations without subscription commitments"],"notFor":["Production PayPal integrations requiring documented, well-supported APIs","Users who need detailed request/response schemas before integrating","High-volume use cases where $0.02/call adds up without volume discounts"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:04.688Z"},"updatedAt":"2026-04-23T14:31:13.181Z"}}