{"id":"a8ac3139-727d-4452-9cd2-25e42e6d12b7","shortId":"FMJSHD","kind":"x402","title":"Pay-per-call premium API access on Base network via x402 protocol at $0.02/request.","tagline":"Pay-per-call premium API access on Base network via x402 protocol at $0.02/request.","description":"This endpoint at lowpaymentfee.com provides \"Premium API Access\" via the x402 payment protocol. It is one of many endpoints offered by the platform, which spans categories including Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure utilities. Each request costs $0.02 (20,000 base units of USDC on Base network, with 6 decimals).\n\nThe specific resource at `/api/v1/generate/resource/95` appears to be part of the platform's generation/utility infrastructure, though the exact functionality behind this particular resource ID is not documented in the available crawl material. The platform advertises no API keys, no rate limits, and instant access — payment is handled entirely through the x402 header mechanism using USDC on the Base L2 network.\n\nThe endpoint is confirmed live, returning a proper 402 challenge with x402 version 1. It accepts POST requests and returns application/json. The payment is settled on-chain to address 0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3 using USDC (contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base. The maximum timeout for payment verification is 300 seconds.","tags":[],"capabilities":["x402-payment","pay-per-request","base-network","usdc-settlement","json-response","no-api-key","no-rate-limit"],"categories":["infrastructure","utility"],"synonyms":["premium api","pay per call api","x402 endpoint","micropayment api","base usdc api","lowpaymentfee","generation api"],"warnings":["No documentation available for /api/v1/generate/resource/95 — exact functionality unknown","All doc/pricing/api pages return only 'Connect wallet' with no substantive content","No OpenAPI schema or request/response examples available","The resource ID '95' is opaque with no explanation of what it generates"],"endpointUrl":"https://lowpaymentfee.com/api/v1/generate/resource/95","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/generate/resource/95","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.350","qualityRationale":"The endpoint is confirmed live with a valid 402 challenge, but there is no documentation on what this specific resource (resource/95) actually does, no request/response schema, and the crawled docs/pricing/api pages all just show 'Connect wallet' with no useful content. The platform's purpose for this particular endpoint is 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'/request':16,32 '0.02':15,31,73 '000':75 '0x1a2b13e97f5f837c8f9fa1f95a1484b7c70d85f3':176 '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913':180 '1':159 '20':74 '300':190 '402':154 '6':84 'accept':161 'access':7,23,40,129 'address':175 'advertis':120 'ai':62 'analyt':61 'api':6,22,39,122 'appear':91 'application/json':166 'avail':115 'base':9,25,76,81,143,182 'base usdc api' 'base-network' 'behind':105 'call':4,20 'categori':58 'chain':173 'challeng':155 'confirm':149 'contract':179 'cost':72 'crawl':116 'data':60 'decim':85 'document':112 'endpoint':34,51,147 'entir':133 'exact':103 'financ':65 'function':104 'generation api' 'generation/utility':99 'handl':132 'header':137 'id':109 'includ':59 'infrastructur':68,100 'instant':128 'json-response' 'key':123 'l2':144 'learn':64 'limit':126 'live':150 'lowpaymentfee' 'lowpaymentfee.com':36 'machin':63 'mani':50 'materi':117 'maximum':184 'mechan':138 'micropayment api' 'network':10,26,82,145 'no-api-key' 'no-rate-limit' 'offer':52 'on-chain':171 'one':48 'part':94 'particular':107 'pay':2,18 'pay per call api' 'pay-per-cal':1,17 'pay-per-request' 'payment':44,130,168,187 'per':3,19 'platform':55,97,119 'post':162 'premium':5,21,38 'premium api' 'proper':153 'protocol':13,29,45 'provid':37 'rate':125 'request':71,163 'resourc':88,108 'return':151,165 'second':191 'settl':170 'span':57 'specif':87 'though':101 'timeout':185 'unit':77 'usdc':79,140,178 'usdc-settlement' 'use':139,177 'util':69 'verif':188 'version':158 'via':11,27,41 'web3':66 'x402':12,28,43,136,157 'x402 endpoint' 'x402-payment'","prices":[{"id":"b1cc70fd-fb66-48e5-b486-657c4eab1b73","listingId":"a8ac3139-727d-4452-9cd2-25e42e6d12b7","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/generate/resource/95","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:36:32.496Z"}],"sources":[{"listingId":"a8ac3139-727d-4452-9cd2-25e42e6d12b7","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/generate/resource/95","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:36:32.496Z","lastSeenAt":"2026-04-28T20:04:13.314Z"}],"details":{"listingId":"a8ac3139-727d-4452-9cd2-25e42e6d12b7","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/generate/resource/95 \\\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 version 1 challenge requesting USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/generate/resource/95"},{"claim":"Platform advertises $0.02/request pricing with no API keys, no rate limits, instant access","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset contract is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base network","source_url":"https://lowpaymentfee.com/api/v1/generate/resource/95"}],"useCases":["Accessing premium generated content or resources without subscription commitments","Programmatic pay-per-use API calls settled on Base L2","Agent-driven workflows requiring on-demand utility endpoints with crypto payment"],"bestFor":["Developers wanting no-signup, pay-as-you-go API access","AI agents with x402-compatible payment capabilities","Users who prefer crypto micropayments over traditional API key management"],"notFor":["Users needing detailed documentation or guaranteed SLAs","Applications requiring free-tier or trial access before payment","Users without access to USDC on Base network"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:47.512Z"},"updatedAt":"2026-04-28T20:04:13.314Z"}}