{"id":"f279af43-af6f-4838-9505-86905e0524ae","shortId":"cMKaKe","kind":"x402","title":"Pay-per-call premium API access on Base network via x402 protocol at $0.02/request in USDC.","tagline":"Pay-per-call premium API access on Base network via x402 protocol at $0.02/request in USDC.","description":"This endpoint at lowpaymentfee.com provides \"Premium API Access\" via the x402 payment protocol. The specific path `/api/v1/wire/50` is one of many endpoints offered by this provider, which hosts a broad catalog of pay-per-request APIs spanning data analytics, AI/ML inference, finance/Web3 data, and infrastructure utilities.\n\nThe endpoint accepts POST requests and requires an X-PAYMENT header for settlement. Payment is in USDC on the Base network, with a maximum amount of 20,000 base units (i.e., $0.02 given USDC's 6 decimals). The provider advertises no API keys, no rate limits, and instant access — the only gate is the per-request micropayment. The timeout for payment settlement is 300 seconds.\n\nThe broader platform lists endpoints for sentiment analysis, text summarization, classification, embeddings, price feeds, exchange rates, gas estimates, geocoding, validation, conversion, and generation — all at the same $0.02/request price point. However, the specific functionality behind `/api/v1/wire/50` is not documented beyond the generic \"Premium API Access\" label, so its exact response payload is unknown.","tags":[],"capabilities":["x402-payment","usdc-base-network","pay-per-request","http-post","no-api-key","micropayment"],"categories":["infrastructure","api-gateway"],"synonyms":["x402 API","pay-per-call API","USDC micropayment endpoint","Base network API","lowpaymentfee","wire transfer API","crypto-paid API"],"warnings":["The specific functionality of /api/v1/wire/50 is undocumented — 'Premium API Access' is a generic label","No OpenAPI spec, no request body schema, and no response schema available","Documentation pages (/docs, /pricing, /README) returned no useful content beyond 'Connect wallet'","The broader site lists many endpoints but none match this exact path, suggesting it may be a test or internal route"],"endpointUrl":"https://lowpaymentfee.com/api/v1/wire/50","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/wire/50","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 confirmed) and pricing is clear ($0.02 USDC on Base), but there is no documentation on what this specific endpoint returns, no request/response schema, and the crawled docs/pricing/README pages are all blank beyond a 'Connect wallet' prompt. The exact purpose of /api/v1/wire/50 is unknown.","verified":false,"liveness":"unknown","lastLivenessCheck":null,"agentReviews":{"count":0,"score_avg":null,"cost_usd_avg":null,"success_rate":null,"latency_p50_ms":null,"narrative_summary":null,"summary_updated_at":null},"enrichmentModel":"anthropic/claude-opus-4.6","enrichmentVersion":2,"enrichedAt":"2026-04-19T15:05:07.787Z","embedding":[-0.017959595,-0.03768921,0.025360107,0.013702393,-0.005218506,-0.02381897,-0.01838684,0.037109375,0.07183838,-0.078125,0.020355225,-0.033721924,-0.024475098,-0.039276123,-0.022323608,0.006717682,0.0023479462,0.024261475,-0.03286743,0.027786255,0.020050049,-0.007457733,-0.027130127,0.038024902,0.003282547,-0.008224487,-0.013114929,0.0037155151,-0.0077438354,-0.036010742,0.036071777,-0.023132324,-0.0039520264,0.009414673,-0.04498291,-0.011268616,-0.010017395,0.041656494,0.03314209,-0.021072388,-0.0044441223,-0.064331055,-0.011077881,-0.011375427,-0.05142212,0.0005097389,-0.007904053,-0.0002579689,0.008026123,0.0077056885,-0.036254883,-0.015304565,-0.011077881,-0.002729416,-0.0023937225,0.0118255615,0.016830444,-0.008369446,0.0051116943,-0.0004968643,-0.002506256,-0.0619812,-0.0141067505,-0.014671326,0.008895874,0.049041748,-0.011833191,0.043670654,0.020248413,0.064575195,0.047088623,0.052368164,0.031097412,0.003440857,-0.0031147003,0.0010194778,0.008331299,0.05557251,-0.030761719,-0.023651123,-0.020141602,-0.016815186,-0.04284668,0.0047836304,-0.02456665,-0.04421997,-0.014007568,0.014411926,-0.018569946,0.030258179,-0.07611084,-0.0073013306,-0.012260437,0.010635376,0.0034313202,0.006668091,-0.015792847,0.024093628,-0.02607727,0.025253296,0.0037059784,-0.029876709,0.0076408386,0.010391235,0.028823853,0.04550171,0.028396606,0.010848999,-0.007381439,-0.0039367676,-0.020050049,0.0011501312,-0.0209198,-0.014389038,0.021438599,-0.0014343262,-0.002822876,0.015655518,-0.012374878,0.03427124,-0.05319214,0.045806885,0.026763916,-0.024673462,0.010406494,-0.034698486,-0.031555176,0.013206482,-0.0076293945,-0.0017318726,0.014083862,0.006629944,0.033599854,-0.026306152,-0.033966064,0.015258789,-0.029693604,-0.016906738,-0.044281006,-0.03552246,0.041778564,-0.023208618,0.038848877,0.014801025,-0.07006836,-0.0062294006,-0.03894043,-0.004398346,-0.033050537,-0.008354187,0.00035834312,0.023025513,-0.033233643,0.0006699562,-0.014839172,-0.0017061234,0.0018148422,0.034973145,-0.025665283,0.047576904,-0.0063591003,0.028518677,-0.000014305115,0.005783081,0.022399902,0.04156494,-0.012908936,-0.07159424,-0.081726074,-0.019210815,-0.0077819824,-0.03414917,-0.029037476,0.014335632,0.011772156,-0.070739746,-0.018478394,-0.019180298,0.0063056946,-0.0284729,0.00021445751,-0.0075950623,0.0014104843,-0.0048217773,-0.07354736,-0.037322998,-0.030410767,0.09844971,0.02104187,0.0063285828,0.04675293,-0.015205383,0.04876709,0.029953003,-0.0042037964,-0.016738892,0.020004272,-0.026565552,0.0013599396,-0.010406494,-0.0066986084,-0.038085938,0.02897644,0.06817627,0.0039367676,0.0010271072,-0.015716553,-0.06378174,-0.04043579,-0.03265381,0.00844574,0.0053367615,0.010757446,0.03918457,-0.02558899,-0.053741455,-0.009864807,0.012794495,0.013015747,0.06585693,0.021011353,-0.015655518,-0.0024299622,0.026031494,-0.051452637,0.038726807,0.033569336,0.008598328,-0.028427124,-0.026260376,0.031341553,0.023513794,-0.010063171,0.01574707,-0.013282776,0.034423828,-0.016815186,0.015380859,0.033599854,-0.024551392,-0.016418457,-0.03552246,-0.0149383545,0.047058105,0.00390625,-0.014671326,-0.033813477,-0.08770752,0.02394104,0.04058838,0.051330566,-0.013908386,0.008079529,-0.013374329,0.0014324188,-0.071899414,0.064697266,0.05718994,0.00497818,-0.012023926,0.025421143,-0.003364563,-0.01272583,0.005924225,0.016281128,-0.035583496,-0.002401352,0.01007843,-0.04373169,0.0135269165,0.013954163,0.021942139,0.06628418,-0.01713562,-0.040863037,-0.010902405,0.005996704,0.008636475,-0.02961731,0.003768921,-0.016448975,-0.0004441738,0.02192688,-0.007698059,0.011199951,-0.008110046,-0.008491516,-0.0002257824,-0.010002136,-0.028656006,-0.031280518,0.029159546,-0.018310547,-0.07293701,0.029083252,-0.009757996,0.057037354,-0.034118652,0.037017822,-0.015457153,0.012145996,0.06829834,-0.0074043274,-0.043273926,0.0206604,0.025878906,0.011505127,0.0262146,0.004398346,-0.055114746,-0.004673004,0.07507324,-0.011665344,-0.009284973,-0.004924774,0.02368164,0.032684326,-0.008354187,-0.064208984,-0.02796936,-0.015304565,-0.023071289,0.026184082,-0.037872314,0.016067505,-0.0028839111,0.012908936,-0.026138306,-0.009338379,-0.036621094,0.0178833,-0.0067825317,0.021362305,-0.008659363,-0.020828247,0.013168335,-0.0011930466,-0.024856567,-0.0109939575,0.054870605,0.01828003,-0.010269165,-0.042297363,-0.020736694,-0.00006777048,0.017822266,0.023529053,0.035888672,0.031051636,0.060516357,-0.032562256,0.019897461,0.023727417,0.0206604,0.03942871,-0.019363403,0.022354126,-0.058563232,-0.050567627,-0.031402588,-0.051086426,0.03488159,0.014083862,0.002281189,0.03866577,0.025024414,-0.03640747,-0.038970947,0.021957397,-0.050872803,0.0058937073,0.04269409,-0.004550934,-0.012336731,0.005428314,0.0014314651,0.0017108917,0.038970947,0.013381958,0.005012512,0.068603516,0.053649902,-0.011169434,0.023040771,-0.015945435,0.035980225,0.005050659,-0.006454468,-0.03378296,0.005126953,0.040100098,-0.022094727,-0.02508545,-0.0836792,0.050964355,0.034484863,0.078063965,0.02255249,0.005584717,0.023391724,-0.020050049,-0.016342163,-0.049072266,-0.013282776,-0.021621704,-0.0413208,0.024368286,-0.017364502,-0.0061950684,-0.02192688,0.027374268,-0.007385254,0.031219482,-0.0026245117,0.042816162,-0.0054092407,0.0010700226,0.019134521,0.014251709,0.022781372,0.07525635,-0.029800415,0.029846191,0.023132324,-0.03375244,0.009674072,0.039031982,-0.01914978,-0.0030155182,-0.05923462,-0.022903442,-0.015716553,-0.011558533,-0.044891357,0.011566162,-0.0026226044,0.033294678,0.05227661,-0.023361206,-0.024917603,-0.027862549,-0.004184723,-0.04748535,0.0024089813,-0.016952515,-0.0051841736,0.044525146,0.0034828186,-0.013374329,0.014373779,0.013435364,-0.017486572,0.011878967,0.022155762,0.0016098022,-0.033813477,0.027252197,0.02520752,0.01675415,0.016281128,0.029647827,0.011878967,0.019973755,0.05319214,0.0022506714,-0.023468018,-0.057861328,0.0039024353,-0.053344727,0.006996155,0.018692017,-0.02583313,-0.02230835,-0.02468872,-0.011665344,-0.031951904,0.03262329,-0.01939392,0.029724121,0.004371643,-0.032440186,-0.021530151,-0.054595947,-0.017547607,-0.0063972473,0.07220459,0.024520874,-0.008598328,-0.057556152,-0.017196655,0.02645874,0.0124053955,0.025772095,-0.013717651,-0.0134887695,-0.009048462,-0.04425049,0.015457153,-0.02128601,0.0095825195,0.0009446144,0.002822876,0.026992798,-0.0073013306,0.02558899,0.013069153,0.007297516,0.034820557,-0.022201538,-0.010902405,-0.009674072,0.037872314,0.0085372925,-0.005279541,-0.033599854,0.04498291,0.033355713,0.03817749,-0.032470703,-0.006591797,-0.002325058,0.010726929,0.013641357,-0.016677856,-0.01121521,0.012329102,-0.04876709,-0.06317139,0.040008545,-0.0181427,0.025650024,0.022949219,-0.013336182,0.014518738,0.0019483566,0.005218506,0.022659302,-0.033721924,-0.009284973,-0.019973755,-0.024963379,-0.016677856,-0.015396118,-0.016494751,0.010948181,-0.01322937,0.010375977,0.0206604,-0.022247314,0.026519775,0.00074625015,-0.0019416809,0.016494751,-0.0068588257,0.026412964,0.049468994,-0.01436615,-0.031143188,0.016799927,-0.0025463104,0.008018494,-0.0028839111,0.037322998,0.03640747,-0.0022907257,-0.00081443787,-0.0035152435,-0.008117676,-0.03137207,-0.011001587,0.005203247,0.0051994324,0.0037155151,-0.05307007,0.015655518,0.018737793,-0.050231934,-0.016281128,0.015472412,-0.004299164,-0.031829834,0.03225708,0.044921875,0.045135498,-0.006137848,0.0048942566,0.0042495728,0.0317688,0.0446167,0.011100769,-0.018203735,0.025360107,-0.016342163,0.007297516,-0.0014238358,-0.015975952,0.012535095,-0.0014028549,0.02305603,0.036834717,0.013183594,-0.039611816,-0.025970459,0.01133728,0.0033302307,-0.020889282,0.018936157,0.031433105,0.025512695,-0.011131287,0.011932373,0.015525818,-0.018188477,-0.0050239563,-0.0005478859,0.045959473,-0.027175903,-0.025360107,0.015609741,0.005268097,0.032928467,-0.04940796,-0.01448822,0.006801605,0.001004219,-0.0335083,-0.035247803,-0.039916992,0.021270752,0.028503418,0.006801605,0.027328491,0.030288696,-0.012680054,-0.014602661,0.023345947,0.0074005127,-0.030151367,-0.009742737,-0.053955078,-0.0064849854,-0.008239746,-0.023956299,-0.023208618,0.01751709,-0.0124435425,-0.029953003,-0.005264282,0.010932922,-0.005493164,-0.0040664673,0.006416321,0.037384033,-0.0019741058,0.0058250427,-0.015113831,-0.034576416,-0.009498596,0.008003235,0.005191803,-0.047790527,0.015357971,-0.021697998,0.004371643,0.020736694,0.016326904,0.022857666,0.03366089,0.013381958,0.023544312,-0.04336548,0.053649902,-0.029159546,0.014259338,-0.006706238,-0.052734375,0.009536743,-0.020812988,0.0009646416,0.042175293,-0.01763916,-0.004928589,-0.025131226,-0.018661499,-0.001080513,-0.039276123,0.015808105,0.03918457,0.030563354,-0.042236328,0.018478394,-0.006538391,0.0014276505,-0.020828247,-0.00017690659,-0.022964478,0.01146698,0.01171875,-0.00006425381,-0.03225708,-0.026000977,-0.017333984,-0.0030021667,-0.03817749,-0.044677734,-0.017242432,-0.007904053,-0.015655518,-0.012550354,-0.031829834,-0.022827148,-0.0030651093,-0.05456543,0.014884949,0.012680054,0.023513794,0.009231567,-0.016311646,0.0038051605,0.026062012,-0.018661499,0.037475586,0.008491516,-0.0025157928,-0.03878784,0.011138916,0.008888245,0.03439331,0.0013723373,-0.01499939,-0.014144897,-0.014884949,-0.05557251,-0.008934021,-0.0028877258,-0.0015439987,-0.008430481,-0.0070152283,-0.043884277,-0.008918762,-0.007457733,0.009025574,0.019561768,0.014099121,0.018692017,-0.009887695,0.013954163,-0.010559082,-0.013801575,-0.03302002,0.021560669,0.009857178,-0.0034694672,0.031341553,0.029190063,0.009140015,-0.016052246,0.0032043457,0.015571594,0.0047836304,-0.030441284,-0.0005502701,-0.014770508,-0.00074100494,-0.019012451,-0.008178711,-0.034088135,-0.0011014938,0.08709717,-0.0076675415,-0.016723633,-0.0022735596,-0.013496399,0.020187378,0.009468079,-0.033843994,-0.0011587143,-0.019973755,0.00056791306,-0.021408081,0.03048706,-0.0047454834,0.02267456,-0.018920898,-0.054595947,-0.012710571,0.0012331009,-0.01701355,-0.06121826,-0.023910522,-0.07562256,0.014030457,0.0014505386,-0.020202637,0.003686905,0.01020813,-0.0093688965,-0.078063965,0.019210815,0.04751587,0.0030403137,0.019226074,-0.015075684,0.002418518,0.02760315,-0.03466797,-0.01448822,0.041625977,-0.02659607,-0.030151367,-0.020904541,0.012794495,-0.017044067,-0.009048462,0.011512756,0.016830444,0.0362854,-0.010101318,0.011924744,-0.0069732666,0.011276245,-0.008598328,0.02420044,-0.012329102,-0.004928589,0.035491943,-0.034606934,0.02053833,0.0115737915,-0.0033397675,0.0129470825,0.027664185,0.047576904,-0.034210205,0.0013713837,0.029830933,0.009033203,0.029037476,-0.017669678,0.038238525,0.02104187,-0.024276733,0.036010742,-0.008956909,-0.022354126,-0.032714844,-0.022201538,0.021392822,-0.0019817352,0.024002075,-0.023910522,0.010795593,0.014579773,-0.005958557,0.024169922,0.000726223,-0.027633667,-0.019424438,0.0011138916,0.017669678,-0.0040893555,0.00068187714,0.02748108,0.023620605,0.028045654,0.013946533,-0.007545471,0.006767273,0.028244019,-0.020004272,0.003824234,0.028274536,-0.010398865,0.01600647,0.0034770966,0.01902771,-0.04751587,-0.013946533,-0.028060913,-0.02507019,-0.006916046,-0.0044403076,-0.035339355,-0.011299133,0.011100769,0.003288269,-0.024215698,0.005355835,-0.020004272,-0.020217896,-0.014030457,-0.009315491,0.031341553,0.00459671,0.0047912598,0.0095825195,0.014030457,0.05831909,-0.001329422,-0.015975952,0.024002075,0.03918457,0.016555786,-0.030029297,0.0007710457,-0.008628845,0.012451172,-0.0008955002,-0.039123535,0.015144348,0.031799316,-0.024246216,0.006095886,0.0061950684,0.007270813,-0.0072517395,0.007820129,-0.0031375885,0.0115356445,-0.00091838837,0.016998291,-0.036499023,0.004776001,0.008682251,-0.0016965866,-0.004501343,-0.016967773,-0.025039673,0.017913818,-0.00087213516,-0.012756348,0.050811768,0.0025577545,0.03289795,-0.027328491,-0.014518738,0.01914978,-0.032196045,-0.020324707,0.03866577,-0.00045013428,0.003326416,0.010238647,-0.019805908,0.032226562,-0.025222778,0.02470398,-0.014137268,-0.0063552856,-0.019821167,-0.024902344,-0.008666992,-0.0009598732,-0.026153564,0.009185791,0.00995636,0.045135498,0.020446777,0.031143188,0.05291748,0.0181427,-0.003036499,-0.031799316,-0.02659607,0.005279541,-0.021133423,0.020507812,-0.012237549,0.051116943,0.029846191,-0.00025200844,0.026016235,0.042266846,0.021697998,-0.0013122559,-0.0008292198,-0.026260376,0.009819031,-0.011131287,0.033172607,0.021743774,0.05230713,-0.013755798,0.020645142,0.009170532,0.01687622,-0.041809082,0.029830933,0.06774902,0.021759033,-0.007904053,0.03845215,-0.003320694,-0.02558899,-0.0022563934,-0.019332886,0.046905518,0.008331299,0.0413208,0.047546387,0.005607605,-0.00806427,0.035339355,-0.031066895,-0.019042969,0.05822754,0.03250122,-0.004890442,-0.010719299,-0.006378174,0.0034675598,-0.061065674,-0.030136108,0.015838623,-0.008384705,0.006652832,-0.010147095,0.0049858093,-0.01374054,0.025238037,0.021820068,0.0054893494,-0.0074043274,0.016647339,0.027816772,-0.0014066696,0.0184021,-0.01260376,0.03186035,-0.025650024,-0.018096924,0.014099121,0.01927185,-0.0069274902,0.0023765564,0.02218628,0.01374054,0.037994385,0.040130615,-0.019241333,0.028121948,0.039031982,0.013954163,-0.0074043274,0.031951904,0.032409668,0.0115737915,0.029129028,0.03878784,0.029006958,-0.025817871,0.023956299,-0.0104522705,0.005657196,-0.002023697,-0.012481689,0.00046634674,-0.011238098,0.005554199,-0.0040130615,-0.020095825,0.024307251,0.029846191,0.0030059814,-0.011657715,-0.020965576,-0.0018148422,-0.016235352,-0.00015997887,0.015960693,-0.021835327,0.03857422,0.0056877136,0.011497498,-0.007873535,0.006427765,-0.009300232,-0.020111084,-0.010063171,0.031921387,-0.037628174,0.0073013306,-0.009147644,-0.0044174194,-0.040100098,0.005531311,0.029052734,-0.008651733,0.035247803,0.0062446594,-0.007843018,-0.00052309036,0.02507019,-0.013717651,-0.0017795563,-0.008972168,-0.035949707,0.05041504,0.052124023,0.0069084167,0.0135650635,-0.017044067,-0.0011348724,-0.012954712,-0.022354126,-0.012680054,-0.009963989,-0.030715942,-0.03173828,0.01574707,0.033233643,0.030059814,0.046081543,-0.0012083054,-0.020965576,0.0054359436,0.039001465,0.0044288635,-0.009422302,-0.0085372925,0.027374268,-0.020019531,0.05014038,0.029830933,0.01171875,0.029190063,-0.0025119781,-0.02998352,0.0065345764,-0.017684937,0.027023315,0.0014543533,0.016601562,-0.015419006,0.030899048,-0.015533447,-0.03918457,0.023986816,-0.017532349,-0.014335632,-0.019577026,-0.019515991,0.004711151,0.020935059,0.03918457,0.011138916,-0.02911377,0.05810547,-0.012527466,0.045013428,0.001452446,-0.0053215027,0.053222656,0.018493652,0.030761719,0.007183075,0.02558899,-0.047698975,0.004146576,0.03543091,0.008598328,0.026107788,0.007911682,-0.0107803345,0.03540039,0.0038452148,0.029846191,-0.01776123,0.00116539,0.009536743,0.013664246,0.0051994324,-0.0016889572,-0.0068626404,0.014717102,0.034362793,-0.024887085,0.00029468536,-0.015548706,-0.019577026,0.03152466,0.0006799698,0.0050201416,0.000042676926,-0.023834229,0.026870728,-0.030151367,-0.01687622,-0.004398346,0.020767212,-0.032714844,-0.02293396,0.01727295,0.015220642,-0.017333984,0.033599854,0.016738892,0.010864258,0.005706787,0.04196167,-0.013320923,0.043060303,-0.014564514,0.0037879944,0.021865845,0.011497498,-0.007507324,0.0017290115,0.0042648315,-0.012191772,0.01902771,0.047302246,-0.0034160614,0.013511658,0.002937317,-0.0020389557,0.0017871857,0.0026359558,-0.010681152,0.018203735,-0.011642456,-0.017807007,-0.0042877197,-0.010498047,-0.0039138794,0.013076782,-0.031311035,-0.013282776,0.017807007,0.034606934,0.019729614,-0.039794922,0.007835388,0.006641388,0.011550903,-0.0045166016,-0.023361206,-0.0105896,-0.022323608,-0.000033557415,-0.0014867783,-0.006023407,0.012054443,-0.019363403,-0.0046958923,0.01121521,0.007144928,0.020355225,0.003868103,-0.010543823,0.029006958,-0.013877869,-0.009468079,-0.017868042,-0.012931824,0.014060974,0.030639648,-0.009010315,-0.035003662,0.038024902,-0.00655365,0.0124435425,-0.008758545,-0.0010538101,0.010765076,-0.016143799,0.00043225288,-0.0038108826,0.02154541,-0.002872467,-0.015823364,-0.011520386,0.021362305,0.051757812,-0.022705078,-0.014564514,0.015991211,0.009963989,0.017730713,0.042266846,0.02319336,0.04333496,0.021011353,-0.019744873,-0.022125244,0.022994995,-0.011413574,-0.024047852,0.0058135986,-0.00793457,-0.016036987,0.020507812,0.017044067,-0.00724411,-0.017715454,-0.014144897,-0.011314392,-0.02659607,0.015052795,-0.02722168,0.010025024,-0.017913818,-0.011131287,-0.0074043274,-0.029922485,-0.053344727,-0.022399902,-0.010528564,-0.015792847,-0.05633545,-0.0010604858,-0.031341553,0.018753052,-0.025604248,-0.014274597,0.0010404587,0.023147583,-0.019515991,0.0055503845,0.0072898865,0.017807007,0.019592285,0.02029419,0.022872925,-0.022659302,-0.032684326,-0.02305603,-0.004711151,-0.00730896,0.021194458,-0.0073661804,0.041290283,0.013626099,-0.0061073303,-0.0012674332,-0.0068588257,0.0028438568,-0.013763428,-0.026519775,-0.028930664,0.0069351196,0.011260986,-0.0043792725,-0.011459351,0.037475586,-0.027557373,-0.017044067,0.02458191,0.06121826,0.006160736,0.02809143,-0.020004272,-0.0040283203,0.00881958,-0.0009703636,-0.0012140274,0.007041931,0.013092041,-0.012145996,0.0005950928,-0.0020828247,0.038116455,-0.020523071,-0.023635864,0.009338379,-0.012016296,-0.018661499,0.0287323,0.019546509,-0.0073661804,-0.010261536,-0.03265381,0.008178711,0.027252197,0.026412964,-0.00028944016,-0.0054969788,0.010444641,-0.026901245,0.005531311,0.013206482,-0.015449524,-0.03149414,-0.011428833,-0.027297974,0.02130127,0.008033752,0.024368286,-0.006839752,0.008712769,-0.023666382,-0.017120361,-0.020751953,0.033172607,0.022109985,-0.0035629272,-0.005088806,-0.0003004074,0.006767273,-0.03930664,-0.0021018982,-0.054718018,-0.02885437,0.0012435913,-0.018508911,0.01751709,-0.00021827221,-0.0017986298,0.0008802414,0.0012626648,0.0041656494,-0.005115509,0.037475586,-0.017456055,-0.002281189,0.03201294,0.012825012,-0.026824951,0.01158905,-0.026138306,-0.0036010742,0.01399231,-0.007270813,0.019363403,-0.017974854,0.048858643,0.009254456,-0.020187378,0.032196045,-0.0014696121,0.0035209656,-0.013282776,0.018981934,0.019363403,0.0037403107,0.0317688,-0.020202637,-0.024673462,0.014045715,-0.017852783,-0.02355957,0.013626099,0.021530151,0.029678345,0.00086021423,0.034057617,-0.015701294,-0.022125244,0.012680054,0.0061531067,-0.021347046,-0.007537842,0.031097412,-0.006450653,0.0010700226,0.0026741028,-0.0158844,-0.032104492,-0.015411377,0.020050049,-0.0018205643,0.0017700195,0.023452759,0.021255493,0.0592041,0.01448822,0.015220642,0.007030487,-0.000582695,0.030410767,0.013450623,0.07495117,-0.008285522,-0.02494812,0.017303467,-0.0030555725,-0.018249512,-0.021255493,-0.0049362183,0.006614685,-0.04083252,0.016052246,-0.013648987,0.03616333,-0.021362305,0.01928711,-0.023483276,-0.01889038,-0.028427124,-0.023513794,-0.019897461,0.014709473,0.027450562,-0.0016622543,0.03326416,0.012077332,-0.020248413,0.0069847107,0.039123535,0.0036773682,-0.039794922,-0.00907135,0.020339966,0.003917694,0.006603241,0.018844604,-0.022018433,-0.014198303,0.0033359528,-0.005332947,0.012542725,0.0032253265,-0.0029087067,0.005302429,-0.0045280457,-0.00983429,0.037719727,-0.006095886,0.004764557,0.012275696,0.0017433167,0.040252686,0.024261475,-0.015975952,0.023666382,0.009017944,-0.021438599,0.055114746,-0.0015010834,0.018966675,-0.012992859,0.009719849,-0.052825928,-0.023986816,-0.008857727,0.010879517],"createdAt":"2026-04-18T19:29:17.966Z","updatedAt":"2026-04-22T09:01:53.513Z","lastSeenAt":"2026-04-22T09:01:53.513Z","tsv":"'/api/v1/wire/50':53,187 '/request':16,34,179 '0.02':15,33,116,178 '000':112 '20':111 '300':149 '6':120 'Base network API' 'USDC micropayment endpoint' 'accept':86 'access':7,25,44,133,196 'advertis':124 'ai/ml':77 'amount':109 'analysi':158 'analyt':76 'api':6,24,43,73,126,195 'base':9,27,104,113 'behind':186 'beyond':191 'broad':66 'broader':152 'call':4,22 'catalog':67 'classif':161 'convers':171 'crypto-paid API' 'data':75,80 'decim':121 'document':190 'embed':162 'endpoint':38,58,85,155 'estim':168 'exact':200 'exchang':165 'feed':164 'finance/web3':79 'function':185 'gas':167 'gate':136 'generat':173 'generic':193 'geocod':169 'given':117 'header':95 'host':64 'howev':182 'http-post' 'i.e':115 'infer':78 'infrastructur':82 'instant':132 'key':127 'label':197 'limit':130 'list':154 'lowpaymentfee' 'lowpaymentfee.com':40 'mani':57 'maximum':108 'micropay':142 'micropayment' 'network':10,28,105 'no-api-key' 'offer':59 'one':55 'path':52 'pay':2,20,70 'pay-per-cal':1,19 'pay-per-call API' 'pay-per-request':69 'payload':202 'payment':48,94,98,146 'per':3,21,71,140 'per-request':139 'platform':153 'point':181 'post':87 'premium':5,23,42,194 'price':163,180 'protocol':13,31,49 'provid':41,62,123 'rate':129,166 'request':72,88,141 'requir':90 'respons':201 'second':150 'sentiment':157 'settlement':97,147 'span':74 'specif':51,184 'summar':160 'text':159 'timeout':144 'unit':114 'unknown':204 'usdc':18,36,101,118 'usdc-base-network' 'util':83 'valid':170 'via':11,29,45 'wire transfer API' 'x':93 'x-payment':92 'x402':12,30,47 'x402 API' 'x402-payment'","prices":[{"id":"955bbd36-72a3-4d13-b1cb-0fd0731aed0a","listingId":"f279af43-af6f-4838-9505-86905e0524ae","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/wire/50","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T19:29:17.966Z"}],"sources":[{"listingId":"f279af43-af6f-4838-9505-86905e0524ae","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/wire/50","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T19:29:17.966Z","lastSeenAt":"2026-04-22T09:01:53.513Z"}],"details":{"listingId":"f279af43-af6f-4838-9505-86905e0524ae","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/wire/50 \\\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 challenge requiring USDC payment on Base network","source_url":"https://lowpaymentfee.com/api/v1/wire/50"},{"claim":"maxAmountRequired is 20000 base units of USDC (0.02 USD) with asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/wire/50"},{"claim":"Provider advertises $0.02/request, no API keys, no rate limits, instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"Provider offers endpoints across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categories","source_url":"https://lowpaymentfee.com"}],"useCases":["Agents needing on-demand API access without pre-registration or API keys","Programmatic micropayment-gated data retrieval","Testing x402 protocol integrations with low-cost endpoints","Accessing premium services with per-call USDC payments on Base"],"bestFor":["AI agents with x402-compatible wallets seeking frictionless API access","Developers prototyping x402 payment flows","Use cases requiring no-commitment, pay-as-you-go API consumption"],"notFor":["Users without Base network USDC wallets","High-volume batch processing where per-call fees add up","Anyone needing detailed documentation on request/response schemas before integrating"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:13:29.749Z"},"updatedAt":"2026-04-22T09:01:53.513Z"}}