{"id":"7dcb71ea-19b4-4ec2-98ad-8f6290dd3875","shortId":"rPpp2n","kind":"x402","title":"Pay-per-call PayPal payments endpoint on Base via x402, settled in USDC at $0.02/request.","tagline":"Pay-per-call PayPal payments endpoint on Base via x402, settled in USDC at $0.02/request.","description":"This endpoint at lowpaymentfee.com provides a \"Premium API Access\" resource at the path `/api/v1/paypal/payments/68`. 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 a maximum of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 per request (USDC uses 6 decimals). Payment is made via the x402 \"exact\" scheme, meaning the caller includes an X-PAYMENT header with a signed payment for each call. No API keys, rate limits, or upfront commitments are required — access is instant once payment is attached.\n\nDocumentation on the site 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 spec, no request/response schema, and no description of what the `/paypal/payments/68` endpoint actually returns or what input it expects beyond a POST body. The endpoint name suggests it may relate to PayPal payment processing or payment data, but this is speculative based solely on the URL path. Prospective users should test the endpoint directly to understand its behavior.","tags":[],"capabilities":["x402-payment-gated","usdc-settlement","base-network","pay-per-request","no-api-key","post-endpoint"],"categories":["finance","payments"],"synonyms":["paypal payments api","x402 paypal","lowpaymentfee","pay-per-call api","usdc micropayment api","base network api","402 payment endpoint"],"warnings":["No documentation available — docs, API, pricing, and README pages all show only 'Connect wallet' with no content.","No OpenAPI or request/response schema provided; input and output formats are unknown.","The purpose of /api/v1/paypal/payments/68 is unclear — the 'PayPal payments' label is inferred solely from the URL path and may not reflect actual functionality.","The resource ID '68' in the path suggests this may be a specific resource instance rather than a general-purpose endpoint."],"endpointUrl":"https://lowpaymentfee.com/api/v1/paypal/payments/68","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/68","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) and pricing is clear at $0.02/request in USDC on Base. However, there is no documentation, no OpenAPI spec, no request/response schema, and no explanation of what the endpoint actually does beyond its URL path. The docs pages are empty. This is effectively a stub 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'/paypal/payments/68':199 '/request':17,34 '0.02':16,33,112 '000':101 '0x8335':106 '20':100 '2913':107 '402 payment endpoint' '6':117 'accept':90 'access':43,153 'across':65 'actual':201 'ai/ml':70 'analyt':69 'api':42,63,144,169 'attach':159 'base':9,26,85,102,109,230 'base network api' 'base-network' 'behavior':246 'beyond':208 'bodi':211 'broader':54 'call':4,21,62,142 'caller':129 'categori':66 'commit':150 'connect':178 'content':184 'data':68,225 'decim':118 'descript':195 'direct':242 'doc':168 'document':160 'dozen':57 'endpoint':7,24,36,64,89,200,213,241 'equal':111 'exact':125 'expect':207 'extrem':165 'financ':72 'gate':77 'header':135 'includ':130 'infer':71 'infrastructur':74 'input':205 'instant':155 'key':145 'like':67 'limit':147 'lowpaymentfee' 'lowpaymentfee.com':38 'made':121 'maximum':98 'may':217 'mean':127 'name':214 'network':86 'no-api-key' 'offer':56 'openapi':188 'page':173 'part':51 'path':47,235 'pay':2,19,60 'pay-per-cal':1,18,59 'pay-per-call api' 'pay-per-request' 'payment':6,23,81,119,134,139,157,221,224 'paypal':5,22,220 'paypal payments api' 'per':3,20,61,113 'platform':55 'post':91,210 'post-endpoint' 'premium':41 'price':95,170 'process':222 'prompt':180 'prospect':236 'protocol':82 'provid':39 'rate':146 'readm':172 'relat':218 'render':175 'request':92,114 'request/response':191 'requir':152 'resourc':44 'return':202 'schema':192 'scheme':126 'settl':12,29 'sign':138 'site':163 'sole':231 'spars':166 'spec':189 'specif':88 'specul':229 'suggest':215 'test':239 'understand':244 'unit':103 'upfront':149 'url':234 'usdc':14,31,105,115 'usdc micropayment api' 'usdc-settlement' 'use':116 'user':237 'util':75 'via':10,27,122 'wallet':179 'x':133 'x-payment':132 'x402':11,28,80,124 'x402 paypal' 'x402-payment-gated'","prices":[{"id":"cf6a7872-f97e-478b-8f7c-a5a9122d3e2c","listingId":"7dcb71ea-19b4-4ec2-98ad-8f6290dd3875","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/68","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:51:14.299Z"}],"sources":[{"listingId":"7dcb71ea-19b4-4ec2-98ad-8f6290dd3875","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/paypal/payments/68","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:51:14.299Z","lastSeenAt":"2026-04-23T14:01:28.495Z"}],"details":{"listingId":"7dcb71ea-19b4-4ec2-98ad-8f6290dd3875","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/68 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-signed-payment-header>\" \\\n  -d '{}'","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The endpoint returns a valid x402 challenge with maxAmountRequired of 20000 base units of USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/68"},{"claim":"The 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":"USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/68"},{"claim":"Docs, API, pricing, and README pages render only a 'Connect wallet' prompt","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Making per-call PayPal-related payment requests without API key management","Integrating payment processing into autonomous agent workflows via x402","Accessing premium API functionality with USDC micropayments on Base"],"bestFor":["Developers wanting keyless, pay-per-use API access settled in USDC","AI agents that can autonomously pay for API calls via x402","Users on the Base L2 network looking for low-fee payment-gated endpoints"],"notFor":["Users who need detailed API documentation or OpenAPI specs before integrating","Anyone requiring fiat-only payment rails with no crypto involvement","High-volume batch processing where per-request micropayments add friction"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:04.702Z"},"updatedAt":"2026-04-23T14:01:28.495Z"}}