{"id":"ee86a20a-198f-4834-aa1c-1fdf1cf8db44","shortId":"QrqJVG","kind":"x402","title":"Pay-per-access IPFS content retrieval via x402 on Base Sepolia (USDC)","tagline":"Pay-per-access IPFS content retrieval via x402 on Base Sepolia (USDC)","description":"This x402-enabled endpoint serves content stored on IPFS, identified by a specific CID (Content Identifier: bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue). It is hosted on a Pinata gateway (dev-mypinata.cloud) and gates access behind an x402 payment challenge. Callers must provide a valid `x-payment` header to retrieve the content.\n\nThe endpoint accepts GET requests and returns content with MIME type `application/octet-stream`, meaning the gated resource is served as raw binary data. Payment is accepted via the \"exact\" scheme on the Base Sepolia testnet using USDC (contract 0x036CbD53842c5426634e7929541eC2318f3dCF7e) with a maximum required amount of 1000 units (likely 0.001 USDC given 6-decimal precision). The payment timeout is 60 seconds.\n\nDocumentation is essentially absent — the gateway root returns \"No CID provided\" and all other paths return \"Invalid URL.\" The provider description field in the x402 challenge is empty. This appears to be a single-resource paywall rather than a general-purpose API, hosted under the domain \"thebestagency.dev-mypinata.cloud.\" Because it runs on Base Sepolia (a testnet), this is likely experimental or for demonstration purposes rather than production use.","tags":[],"capabilities":["ipfs-content-retrieval","x402-payment-gating","base-sepolia-usdc","binary-file-download","pinata-gateway"],"categories":["storage","crypto"],"synonyms":["IPFS paywall","paid IPFS gateway","x402 file access","Pinata x402","pay-per-download IPFS","gated CID retrieval","content-addressed storage paywall"],"warnings":["No documentation available — all crawled pages return errors","Provider description in x402 challenge is empty","Uses Base Sepolia testnet, not a production network","Single-resource endpoint; not a general-purpose API","Content type is application/octet-stream with no indication of what the file contains"],"endpointUrl":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue","protocol":"x402","transport":"http","auth":{"type":"x402","details":[{"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","extra":{"name":"USDC","version":"2"},"payTo":"0x6857eba14fc13d32054f47d22398e96296add29d","scheme":"exact","network":"base-sepolia","mimeType":"application/octet-stream","resource":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue","description":"","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"1000","maxTimeoutSeconds":60}]},"qualityScore":"0.350","qualityRationale":"The endpoint is live and returns a valid x402 challenge, but there is zero documentation, no description, no OpenAPI schema, and the resource is a single opaque binary blob on a testnet. Almost all listing details had to be inferred from the challenge payload 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'0x036cbd53842c5426634e7929541ec2318f3dcf7e':111 '1000':118 '6':124 '60':131 'IPFS paywall' 'Pinata x402' 'absent':136 'accept':76,98 'access':4,17,55 'amount':116 'api':176 'appear':162 'application/octet-stream':85 'bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue':44 'base':11,24,105,186 'base-sepolia-usdc' 'behind':56 'binari':94 'binary-file-download' 'caller':61 'challeng':60,158 'cid':41,142 'content':6,19,33,42,73,81 'content-addressed storage paywall' 'contract':110 'data':95 'decim':125 'demonstr':196 'descript':153 'dev-mypinata.cloud':52 'document':133 'domain':180 'empti':160 'enabl':30 'endpoint':31,75 'essenti':135 'exact':101 'experiment':193 'field':154 'gate':54,88 'gated CID retrieval' 'gateway':51,138 'general':174 'general-purpos':173 'get':77 'given':123 'header':69 'host':47,177 'identifi':37,43 'invalid':149 'ipf':5,18,36 'ipfs-content-retrieval' 'like':120,192 'maximum':114 'mean':86 'mime':83 'must':62 'paid IPFS gateway' 'path':147 'pay':2,15 'pay-per-access':1,14 'pay-per-download IPFS' 'payment':59,68,96,128 'paywal':169 'per':3,16 'pinata':50 'pinata-gateway' 'precis':126 'product':200 'provid':63,143,152 'purpos':175,197 'rather':170,198 'raw':93 'request':78 'requir':115 'resourc':89,168 'retriev':7,20,71 'return':80,140,148 'root':139 'run':184 'scheme':102 'second':132 'sepolia':12,25,106,187 'serv':32,91 'singl':167 'single-resourc':166 'specif':40 'store':34 'testnet':107,189 'thebestagency.dev-mypinata.cloud':181 'timeout':129 'type':84 'unit':119 'url':150 'usdc':13,26,109,122 'use':108,201 'valid':65 'via':8,21,99 'x':67 'x-payment':66 'x402':9,22,29,58,157 'x402 file access' 'x402-enabled':28 'x402-payment-gating'","prices":[{"id":"481b61fd-1d89-4d2e-85e8-6f7b1b8f5b7f","listingId":"ee86a20a-198f-4834-aa1c-1fdf1cf8db44","amountUsd":null,"unit":"per_call","nativeCurrency":"USDC","nativeAmount":"1000","chain":"base-sepolia","payTo":"0x6857eba14fc13d32054f47d22398e96296add29d","paymentMethod":"x402-usdc","isPrimary":true,"details":{"scheme":"exact","mime_type":"application/octet-stream","accepts_all":[{"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","extra":{"name":"USDC","version":"2"},"payTo":"0x6857eba14fc13d32054f47d22398e96296add29d","scheme":"exact","network":"base-sepolia","mimeType":"application/octet-stream","resource":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue","description":"","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"1000","maxTimeoutSeconds":60}],"asset_contract":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","max_timeout_seconds":60},"createdAt":"2026-04-18T18:31:28.625Z"}],"sources":[{"listingId":"ee86a20a-198f-4834-aa1c-1fdf1cf8db44","source":"x402_bazaar","sourceId":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:31:28.625Z","lastSeenAt":"2026-04-22T02:30:11.798Z"}],"details":{"listingId":"ee86a20a-198f-4834-aa1c-1fdf1cf8db44","quickStartSnippet":"curl -X GET \\\n  -H \"x-payment: <valid-x402-payment-token>\" \\\n  https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue \\\n  --output downloaded_file.bin","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"Endpoint returns a valid x402 challenge with status 402 on GET","source_url":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue"},{"claim":"Payment accepted on base-sepolia network using USDC at contract 0x036CbD53842c5426634e7929541eC2318f3dCF7e","source_url":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue"},{"claim":"maxAmountRequired is 1000 units with 60-second timeout","source_url":"https://thebestagency.dev-mypinata.cloud/x402/cid/bafybeifve5t7bs7dd2fim2z5xm5fjpeitc3kh45rja2xn2srvnxqspdcue"},{"claim":"Root domain returns 'No CID provided' error","source_url":"https://thebestagency.dev-mypinata.cloud"}],"useCases":["Purchasing access to a specific IPFS-hosted file via micropayment","Demonstrating x402 payment flows on Base Sepolia testnet","Gating binary content behind a crypto paywall"],"bestFor":["Agents that need to retrieve a specific gated IPFS resource","Developers experimenting with x402 payment protocol on testnet","Accessing pay-per-download binary content on IPFS"],"notFor":["General-purpose IPFS pinning or hosting","Production workloads (this uses Base Sepolia testnet)","Browsing or searching IPFS content"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:15:08.241Z"},"updatedAt":"2026-04-22T02:30:11.798Z"}}