{"id":"e8109f91-ecd9-4fb7-ab89-85ac579d3756","shortId":"mgsy2p","kind":"x402","title":"Check order status via x402 micropayment on Base network for $0.02 per request.","tagline":"Check order status via x402 micropayment on Base network for $0.02 per request.","description":"This endpoint at lowpaymentfee.com returns the status of order #51 via a POST request, gated behind an x402 payment challenge. It is part of a broader platform (lowpaymentfee.com) that offers a variety of pay-per-call APIs spanning data analytics, AI/ML inference, finance/Web3 data, and utility services — all priced at $0.02 per request and settled in USDC on the Base network.\n\nThe specific endpoint `/api/v1/orders/51/status` is labeled \"Premium API Access\" in the x402 challenge. The payment scheme is \"exact\" with a maxAmountRequired of 20,000 base units of USDC (0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base), which equals $0.02 given USDC's 6 decimals. No API keys are required; authentication and billing are handled entirely through the x402 payment header. The platform advertises no rate limits, no minimums, and instant access.\n\nDocumentation is extremely thin — the docs, API, pricing, and README pages all render only a \"Connect wallet\" prompt with no additional content. There is no OpenAPI spec, no request/response schema beyond the x402 challenge's outputSchema stub, and no examples of what the order status response actually contains. The endpoint is live (returns a proper 402 challenge), but the lack of documentation makes it difficult to know what payload to send or what response to expect.","tags":[],"capabilities":["x402-payment","usdc-base","order-status","pay-per-request","no-api-key"],"categories":["commerce","infrastructure"],"synonyms":["order tracking","order status check","x402 API","micropayment API","USDC payment API","Base network API","pay-per-call"],"warnings":["Documentation pages (/docs, /api, /pricing, /README) all render only 'Connect wallet' with no usable content.","No OpenAPI or request/response schema available — callers cannot know what to send or what to expect back.","Endpoint path is hardcoded to order ID 51; it is unclear whether other order IDs are supported or how to discover them.","The 'Premium API Access' label is generic and does not describe the actual functionality."],"endpointUrl":"https://lowpaymentfee.com/api/v1/orders/51/status","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/orders/51/status","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.300","qualityRationale":"The endpoint is live and returns a valid x402 challenge, but documentation is essentially nonexistent — all doc pages show only 'Connect wallet'. There is no OpenAPI spec, no request/response schema, and no examples. The endpoint path is hardcoded to a single order ID (51), making its general utility unclear. Pricing is clear ($0.02/request in USDC on 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'0.02':11,24,78,122 '000':112 '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913':117 '20':111 '402':210 '51':36 '6':126 'Base network API' 'USDC payment API' 'access':97,154 'actual':201 'addit':175 'advertis':146 'ai/ml':68 'analyt':67 'api':64,96,129,161 'authent':133 'base':8,21,87,113,119 'behind':42 'beyond':185 'bill':135 'broader':52 'call':63 'challeng':46,101,188,211 'check':1,14 'connect':170 'contain':202 'content':176 'data':66,71 'decim':127 'difficult':219 'doc':160 'document':155,216 'endpoint':28,91,204 'entir':138 'equal':121 'exact':106 'exampl':194 'expect':230 'extrem':157 'finance/web3':70 'gate':41 'given':123 'handl':137 'header':143 'infer':69 'instant':153 'key':130 'know':221 'label':94 'lack':214 'limit':149 'live':206 'lowpaymentfee.com':30,54 'make':217 'maxamountrequir':109 'micropay':6,19 'micropayment API' 'minimum':151 'network':9,22,88 'no-api-key' 'offer':56 'openapi':180 'order':2,15,35,198 'order status check' 'order tracking' 'order-status' 'outputschema':190 'page':165 'part':49 'pay':61 'pay-per-cal':60 'pay-per-call' 'pay-per-request' 'payload':223 'payment':45,103,142 'per':12,25,62,79 'platform':53,145 'post':39 'premium':95 'price':76,162 'prompt':172 'proper':209 'rate':148 'readm':164 'render':167 'request':13,26,40,80 'request/response':183 'requir':132 'respons':200,228 'return':31,207 'schema':184 'scheme':104 'send':225 'servic':74 'settl':82 'span':65 'spec':181 'specif':90 'status':3,16,33,199 'stub':191 'thin':158 'unit':114 'usdc':84,116,124 'usdc-base' 'util':73 'varieti':58 'via':4,17,37 'wallet':171 'x402':5,18,44,100,141,187 'x402 API' 'x402-payment'","prices":[{"id":"076505e1-5a53-44a0-9b8c-61a2b034c28e","listingId":"e8109f91-ecd9-4fb7-ab89-85ac579d3756","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/orders/51/status","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:49:12.947Z"}],"sources":[{"listingId":"e8109f91-ecd9-4fb7-ab89-85ac579d3756","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/orders/51/status","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:49:12.947Z","lastSeenAt":"2026-04-22T04:01:40.234Z"}],"details":{"listingId":"e8109f91-ecd9-4fb7-ab89-85ac579d3756","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/orders/51/status \\\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":"The x402 challenge requires 20,000 base units of USDC on Base (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913), equaling $0.02 per request.","source_url":"https://lowpaymentfee.com/api/v1/orders/51/status"},{"claim":"The platform advertises $0.02/request pricing with no API keys, no rate limits, no minimums, and instant access on Base network.","source_url":"https://lowpaymentfee.com"},{"claim":"Documentation, API, pricing, and README pages render only a 'Connect wallet' prompt.","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Checking the status of a specific order programmatically via a micropayment","Integrating pay-per-call order lookups into agent workflows without API key management","Demonstrating x402 protocol payment flows on Base network"],"bestFor":["Agents or services that need on-demand order status without subscription commitments","Developers experimenting with x402 micropayment protocol integrations","Workflows requiring keyless, pay-as-you-go API access on Base"],"notFor":["Bulk order tracking requiring thousands of lookups (no documented batch endpoint)","Users who need detailed API documentation or response schema guarantees before integrating","Non-crypto users who cannot settle payments in USDC on Base"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:10.51Z"},"updatedAt":"2026-04-22T04:01:40.234Z"}}