{"id":"81124ac9-5ff6-4d76-9f71-bfb9162651f9","shortId":"f5gyyh","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\" PayPal payments resource accessible via the x402 payment protocol. It is one of many endpoints offered by the lowpaymentfee.com platform, which hosts a variety of pay-per-call APIs spanning data analytics, AI/ML inference, finance, crypto, and utility services — all priced at $0.02 per request settled in USDC on the Base network.\n\nThe specific endpoint `/api/v1/paypal/payments/52` accepts POST requests and returns JSON. Payment is handled inline via the x402 protocol: callers attach an `X-PAYMENT` header containing a signed USDC payment of up to $0.02 (20,000 base units of USDC with 6 decimals) to the payee address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3` on Base. No API keys, rate limits, or upfront commitments are required.\n\nDocumentation on the site is extremely sparse — the docs, pricing, API, and README pages all render only a \"Connect wallet\" prompt with no additional content. The exact request body schema and response format for this PayPal payments endpoint are not documented anywhere in the crawled material. The endpoint's purpose (whether it initiates a PayPal payment, retrieves payment details, or performs some other PayPal-related operation) cannot be confirmed from available sources. Prospective users should test the endpoint directly or contact the provider for details.","tags":[],"capabilities":["x402-payment","usdc-settlement","base-network","paypal-payments","pay-per-call","no-api-key","json-response"],"categories":["finance","payments"],"synonyms":["paypal payment api","x402 paypal","pay-per-call payments","usdc micropayment","base network api","lowpaymentfee","crypto payment endpoint"],"warnings":["No documentation available — docs, pricing, API, and README pages all show only 'Connect wallet'","The exact purpose and behavior of /api/v1/paypal/payments/52 is unknown; 'Premium API Access' is generic","No request body schema or response schema documented anywhere","The endpoint path references 'paypal/payments' but is not listed among the site's advertised APIs on the homepage"],"endpointUrl":"https://lowpaymentfee.com/api/v1/paypal/payments/52","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/52","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 request/response schema, no explanation of what the PayPal payments endpoint actually does, and all doc pages render only 'Connect wallet'. The listing is effectively a 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'/request':13,28 '0.02':12,27,83,126 '000':128 '0x1a2b13e97f5f837c8f9fa1f95a1484b7c70d85f3':140 '20':127 '6':134 'accept':97 'access':39,43 'addit':176 'address':139 'ai/ml':73 'analyt':72 'anywher':194 'api':38,69,144,163 'attach':112 'avail':224 'base':9,24,91,129,142 'base network api' 'base-network' 'bodi':181 'call':4,19,68 'caller':111 'cannot':220 'commit':150 'confirm':222 'connect':171 'contact':234 'contain':118 'content':177 'crawl':197 'crypto':76 'crypto payment endpoint' 'data':71 'decim':135 'detail':211,238 'direct':232 'doc':161 'document':153,193 'endpoint':7,22,32,54,95,190,200,231 'exact':179 'extrem':158 'financ':75 'format':185 'handl':105 'header':117 'host':61 'infer':74 'initi':205 'inlin':106 'json':102 'json-response' 'key':145 'limit':147 'lowpaymentfee' 'lowpaymentfee.com':34,58 'mani':53 'materi':198 'network':92 'no-api-key' 'offer':55 'one':51 'oper':219 'page':166 'pay':2,17,66 'pay-per-cal':1,16,65 'pay-per-call' 'pay-per-call payments' 'paye':138 'payment':6,21,41,47,103,116,122,189,208,210 'paypal':5,20,40,188,207,217 'paypal payment api' 'paypal-payments' 'paypal-rel':216 'per':3,18,67,84 'perform':213 'platform':59 'post':98 'premium':37 'price':81,162 'prompt':173 'prospect':226 'protocol':48,110 'provid':35,236 'purpos':202 'rate':146 'readm':165 'relat':218 'render':168 'request':85,99,180 'requir':152 'resourc':42 'respons':184 'retriev':209 'return':101 'schema':182 'servic':79 'settl':86 'sign':120 'site':156 'sourc':225 'span':70 'spars':159 'specif':94 'test':229 'unit':130 'upfront':149 'usdc':15,30,88,121,132 'usdc micropayment' 'usdc-settlement' 'user':227 'util':78 'varieti':63 'via':10,25,44,107 'wallet':172 'whether':203 'x':115 'x-payment':114 'x402':11,26,46,109 'x402 paypal' 'x402-payment'","prices":[{"id":"72791ff8-129a-477f-b86f-d705aa8ce6d0","listingId":"81124ac9-5ff6-4d76-9f71-bfb9162651f9","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/52","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:51:19.221Z"}],"sources":[{"listingId":"81124ac9-5ff6-4d76-9f71-bfb9162651f9","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/paypal/payments/52","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:51:19.221Z","lastSeenAt":"2026-04-23T12:31:31.086Z"}],"details":{"listingId":"81124ac9-5ff6-4d76-9f71-bfb9162651f9","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/paypal/payments/52 \\\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 402 x402 challenge with maxAmountRequired of 20000 base units of USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/52"},{"claim":"All APIs on the platform are priced at $0.02 per request with no API keys, no rate limits, and instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base network","source_url":"https://lowpaymentfee.com/api/v1/paypal/payments/52"},{"claim":"Docs, pricing, API, and README pages render only 'Connect wallet' with no additional content","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Initiating or querying PayPal payments programmatically via a crypto-settled API","Integrating PayPal payment functionality into an agent workflow without API key management","Making one-off payment requests with per-call USDC micropayments on Base"],"bestFor":["Developers wanting keyless, pay-per-call access to a PayPal payments endpoint","AI agents that can settle x402 payments in USDC on Base","Projects needing low-friction payment API access without subscriptions"],"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 settlement for the API itself"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:04.418Z"},"updatedAt":"2026-04-23T12:31:31.086Z"}}