{"id":"af152964-81cd-4377-a56f-380b728deb9e","shortId":"twguzp","kind":"x402","title":"Download backup data for October 2026 via x402 micropayment on Base network.","tagline":"Download backup data for October 2026 via x402 micropayment on Base network.","description":"This endpoint at lowpaymentfee.com provides a downloadable backup file for the period 2026-10, gated behind an x402 micropayment. The endpoint accepts POST requests and returns application/json content. Payment is settled in USDC on the Base network at $0.02 per request (20,000 base units of USDC with 6 decimals). No API keys or rate limits are required — access is granted instantly upon payment.\n\nThe broader lowpaymentfee.com platform offers a range of x402-gated API endpoints spanning data analytics, AI/ML inference (sentiment analysis, summarization, classification, embeddings), finance and crypto data (price feeds, exchange rates, gas estimates), and infrastructure utilities (geocoding, validation, conversion, generation). All endpoints share the same $0.02/request pricing model with no minimums or commitments.\n\nThe specific purpose and contents of the \"backups/2026-10/download\" endpoint are not documented beyond the generic \"Premium API Access\" label. There is no OpenAPI spec, no detailed documentation, and the docs/pricing/API pages behind the landing page only show a \"Connect wallet\" prompt with no further content. Users should verify the endpoint's actual output meets their needs before relying on it.","tags":[],"capabilities":["x402-payment","usdc-base-network","backup-download","micropayment","no-api-key","post-endpoint"],"categories":["storage","data"],"synonyms":["backup download","data export","x402 backup","paid backup API","Base USDC endpoint","lowpaymentfee backup"],"warnings":["No OpenAPI or schema documentation available for this endpoint","The actual content and format of the backup download is undocumented","Docs, pricing, and API pages are empty stubs with no useful content","The endpoint path references a future date (2026-10) which is unusual and unverified","The generic 'Premium API Access' label provides no insight into what data is returned"],"endpointUrl":"https://lowpaymentfee.com/api/v1/backups/2026-10/download","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/backups/2026-10/download","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.350","qualityRationale":"The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base), but there is no OpenAPI spec, no documentation beyond a landing page, no request/response schema, and the actual content of the backup is entirely undescribed. The docs, pricing, and API pages are empty stubs showing only 'Connect 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'/request':135 '0.02':63,134 '000':67 '20':66 '2026':6,18,37 '6':73 'Base USDC endpoint' 'accept':46 'access':83,160 'actual':194 'ai/ml':105 'analysi':108 'analyt':104 'api':76,100,159 'application/json':51 'backup':2,14,32 'backup download' 'backup-download' 'backups/2026-10/download':150 'base':11,23,60,68 'behind':40,174 'beyond':155 'broader':90 'classif':110 'commit':142 'connect':181 'content':52,147,187 'convers':127 'crypto':114 'data':3,15,103,115 'data export' 'decim':74 'detail':168 'docs/pricing/api':172 'document':154,169 'download':1,13,31 'embed':111 'endpoint':26,45,101,130,151,192 'estim':121 'exchang':118 'feed':117 'file':33 'financ':112 'gas':120 'gate':39,99 'generat':128 'generic':157 'geocod':125 'grant':85 'infer':106 'infrastructur':123 'instant':86 'key':77 'label':161 'land':176 'limit':80 'lowpaymentfee backup' 'lowpaymentfee.com':28,91 'meet':196 'micropay':9,21,43 'micropayment' 'minimum':140 'model':137 'need':198 'network':12,24,61 'no-api-key' 'octob':5,17 'offer':93 'openapi':165 'output':195 'page':173,177 'paid backup API' 'payment':53,88 'per':64 'period':36 'platform':92 'post':47 'post-endpoint' 'premium':158 'price':116,136 'prompt':183 'provid':29 'purpos':145 'rang':95 'rate':79,119 'reli':200 'request':48,65 'requir':82 'return':50 'sentiment':107 'settl':55 'share':131 'show':179 'span':102 'spec':166 'specif':144 'summar':109 'unit':69 'upon':87 'usdc':57,71 'usdc-base-network' 'user':188 'util':124 'valid':126 'verifi':190 'via':7,19 'wallet':182 'x402':8,20,42,98 'x402 backup' 'x402-gated':97 'x402-payment'","prices":[{"id":"0c3fcf6d-b7c7-4949-b0e4-5e123307de5e","listingId":"af152964-81cd-4377-a56f-380b728deb9e","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/backups/2026-10/download","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T19:59:29.851Z"}],"sources":[{"listingId":"af152964-81cd-4377-a56f-380b728deb9e","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/backups/2026-10/download","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T19:59:29.851Z","lastSeenAt":"2026-04-22T09:01:56.208Z"}],"details":{"listingId":"af152964-81cd-4377-a56f-380b728deb9e","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/backups/2026-10/download \\\n  -H \"X-PAYMENT: <x402_payment_token>\" \\\n  -H \"Content-Type: application/json\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The endpoint returns a 402 challenge requiring USDC payment on Base network with maxAmountRequired of 20000 base units","source_url":"https://lowpaymentfee.com/api/v1/backups/2026-10/download"},{"claim":"All endpoints 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":"The USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/backups/2026-10/download"}],"useCases":["Downloading archived backup data for October 2026","Programmatic retrieval of periodic backup snapshots","Agent-driven data backup acquisition via micropayment"],"bestFor":["Agents needing on-demand backup file downloads without API key management","Workflows requiring pay-per-use data retrieval on Base network","Automated systems that settle payments in USDC on Base"],"notFor":["Users who need detailed documentation or schema guarantees before purchasing","Bulk or high-volume backup downloads where per-request pricing adds up","Users who cannot transact in USDC on the Base network"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:13:26.764Z"},"updatedAt":"2026-04-22T09:01:56.208Z"}}