{"id":"a507d38d-e1ce-4fc6-afd1-6715a92f1582","shortId":"tBd2gr","kind":"x402","title":"x402-gated API platform on Base offering data, AI, finance, and utility endpoints at $0.02/request.","tagline":"x402-gated API platform on Base offering data, AI, finance, and utility endpoints at $0.02/request.","description":"lowpaymentfee.com is an x402-protocol API marketplace that gates access to a variety of endpoints behind per-request micropayments settled in USDC on the Base network. The specific endpoint `/api/v1/trades/7` is listed as \"Premium API Access\" and accepts POST requests. The x402 challenge indicates a max amount of 20,000 base units of USDC (0x8335…), which at 6 decimals equals $0.02 per request — consistent with the site's advertised flat pricing of $0.02/request across all endpoints.\n\nThe broader platform advertises four categories of APIs: Data & Analytics (metrics, reports, data export, insights), AI & Machine Learning (sentiment analysis, text summarization, classification, embeddings), Finance & Web3 (price feeds, exchange rates, token quotes, gas estimates), and Infrastructure utilities (geocoding, validation, conversion, generation). All endpoints are priced identically at $0.02 per call with no API keys, no rate limits, and no minimum commitments required.\n\nDocumentation is extremely sparse — the /docs, /api, /pricing, and /README pages all render only a \"Connect wallet\" prompt with no further content. There is no OpenAPI schema, no request/response examples, and no detailed documentation for any endpoint including `/api/v1/trades/7`. The endpoint name \"Premium API Access\" and path segment `trades/7` suggest it may return trade-related data, but this is unconfirmed. The x402 challenge is live and well-formed, confirming the endpoint is operational.","tags":[],"capabilities":["x402-payment","usdc-micropayment","base-network","per-request-billing","no-api-key","post-endpoint","json-response"],"categories":["finance","data"],"synonyms":["trades API","premium API access","x402 API","micropayment API","pay-per-request API","USDC API","Base network API","lowpaymentfee"],"warnings":["No documentation available — /docs, /pricing, /api, and /README pages all show only 'Connect wallet' with no content","No OpenAPI or schema definition found for any endpoint","The purpose and expected input/output of /api/v1/trades/7 is unknown; 'Premium API Access' is a generic label","No request or response examples available anywhere in crawled content"],"endpointUrl":"https://lowpaymentfee.com/api/v1/trades/7","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/trades/7","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.350","qualityRationale":"The x402 challenge is live and well-formed, confirming the endpoint works and pricing is clear ($0.02 USDC on Base). However, there is no OpenAPI schema, no request/response examples, and no documentation beyond a landing page listing. The purpose of `/api/v1/trades/7` is unclear — the path and title provide minimal context. Effectively a stub listing.","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":"2026-04-19T11:52:21.849Z","embedding":[-0.033843994,-0.026947021,0.024230957,0.007183075,0.02633667,-0.0140686035,-0.03012085,0.042022705,0.07006836,-0.06072998,0.030303955,-0.046447754,-0.029663086,-0.03515625,-0.024719238,0.0135269165,-0.012084961,0.0028743744,-0.06695557,0.04940796,0.04309082,-0.027267456,-0.014419556,0.036010742,-0.020233154,-0.011878967,0.0026378632,-0.0011539459,-0.028839111,-0.029968262,0.03591919,-0.03338623,-0.0036716461,0.012229919,0.0031871796,-0.026931763,0.011199951,0.04348755,0.0340271,-0.0027484894,0.022232056,-0.055236816,0.014602661,-0.013755798,-0.055023193,-0.01637268,0.008903503,-0.015556335,-0.008880615,0.0028305054,-0.026031494,0.0075912476,-0.010910034,0.0032405853,0.021591187,0.0007658005,-0.01638794,-0.0076446533,0.015655518,0.0107803345,-0.012336731,-0.06536865,-0.0030670166,0.009902954,0.010017395,0.05166626,-0.0024700165,0.038726807,0.003282547,0.06958008,0.026473999,0.025100708,0.031799316,0.017242432,0.002653122,-0.012931824,-0.019897461,0.054595947,-0.0051956177,-0.003156662,-0.022750854,0.00035762787,-0.053222656,-0.020263672,-0.025604248,-0.07055664,-0.01675415,0.009681702,-0.037384033,0.022399902,-0.08288574,-0.00982666,0.008201599,0.015731812,-0.0024700165,-0.015342712,-0.017837524,0.01940918,-0.0057296753,0.020095825,0.015716553,-0.037384033,0.014831543,0.017990112,0.0519104,0.03894043,0.023727417,0.015670776,-0.0009036064,-0.017562866,-0.031280518,0.005897522,0.007396698,-0.00730896,0.018478394,0.012336731,-0.012893677,0.023605347,-0.019714355,0.035980225,-0.056854248,0.037139893,0.021148682,-0.021270752,-0.012290955,-0.038757324,-0.0018577576,-0.0056037903,-0.033843994,-0.0055389404,0.020187378,0.0042915344,0.041992188,-0.010795593,-0.03338623,-0.0011968613,-0.018493652,-0.028076172,-0.048706055,-0.016586304,0.055358887,-0.019454956,0.019363403,0.028961182,-0.09692383,-0.00242424,-0.04840088,0.017059326,-0.03111267,0.0017185211,0.0013599396,0.019302368,-0.0259552,-0.028625488,-0.019851685,-0.040039062,-0.01687622,0.038391113,-0.005126953,0.025436401,-0.013404846,0.0287323,0.0063476562,0.022842407,0.02859497,0.025375366,0.00027418137,-0.088134766,-0.08123779,-0.029205322,0.0018911362,-0.0030994415,-0.046569824,-0.0035915375,-0.0009379387,-0.085998535,-0.046661377,-0.021224976,-0.008285522,-0.051116943,-0.022003174,-0.036193848,0.011398315,-0.007820129,-0.050323486,-0.03189087,-0.031951904,0.042755127,0.012962341,0.0036506653,0.017501831,0.004764557,0.060516357,0.022827148,-0.006904602,-0.03363037,0.0068130493,-0.014793396,0.046661377,0.01737976,0.019836426,-0.030075073,0.027175903,0.067871094,-0.000038027763,-0.03050232,0.008842468,-0.055145264,-0.043670654,-0.030471802,0.008644104,0.018600464,-0.004699707,0.023834229,-0.030853271,-0.03475952,0.007865906,0.01979065,0.01689148,0.07574463,0.0055503845,0.010406494,0.009742737,0.020217896,-0.023956299,0.042541504,0.045074463,0.016174316,-0.009727478,-0.036376953,0.017089844,0.036468506,-0.036865234,-0.0052871704,-0.0074691772,0.008018494,-0.005748749,-0.0019798279,0.02444458,-0.00856781,-0.022964478,-0.029556274,-0.0020122528,0.007194519,-0.0019836426,-0.037902832,-0.043273926,-0.07232666,0.014816284,0.06616211,0.0395813,-0.00207901,-0.020706177,-0.038513184,-0.0057754517,-0.080200195,0.046539307,0.06762695,-0.017150879,-0.018966675,0.036071777,-0.012748718,-0.03164673,-0.012771606,-0.011001587,-0.0074424744,-0.013198853,0.013122559,-0.037353516,-0.013931274,0.020950317,0.027328491,0.040100098,-0.027114868,-0.0368042,-0.03945923,0.0004711151,0.018157959,-0.028320312,-0.00015640259,0.01763916,0.032958984,0.030761719,-0.0000526309,0.017990112,0.006450653,0.010292053,-0.00014698505,0.003156662,-0.028884888,-0.03555298,0.017211914,0.01550293,-0.072631836,0.007247925,-0.010917664,0.06341553,-0.050231934,0.038879395,-0.03262329,0.039642334,0.04537964,-0.02142334,-0.0501709,-0.010475159,0.018035889,0.036895752,0.031799316,0.004436493,-0.01184082,-0.010940552,0.07244873,-0.022506714,-0.014602661,0.010765076,0.026687622,0.042877197,-0.005619049,-0.051513672,-0.03201294,-0.00868988,-0.023422241,0.031402588,-0.017471313,0.04562378,-0.022598267,0.004673004,-0.031829834,0.0031604767,-0.047912598,0.0053901672,-0.023849487,-0.007221222,-0.022598267,-0.02418518,0.016357422,0.009353638,-0.011131287,0.0047302246,0.040771484,0.01977539,-0.02394104,-0.027862549,-0.025222778,-0.004547119,-0.011314392,0.019134521,0.017349243,0.019973755,0.036956787,-0.032714844,-0.0072669983,0.022857666,0.011451721,0.03225708,-0.01940918,0.009208679,-0.05154419,-0.055358887,-0.02041626,-0.034484863,0.021362305,0.0045204163,-0.0016775131,0.04586792,0.0042304993,-0.011001587,-0.034118652,0.0016260147,-0.036895752,-0.002084732,0.054748535,-0.029510498,-0.05657959,0.0042686462,0.009849548,0.009521484,0.037597656,0.024642944,0.01966858,0.08099365,0.035247803,0.011238098,0.02394104,-0.009384155,0.025466919,-0.0010147095,-0.01991272,-0.03567505,-0.015716553,0.018722534,-0.034210205,-0.0155181885,-0.058135986,0.049224854,0.031402588,0.09484863,0.02027893,0.010406494,0.040924072,-0.01737976,0.01991272,-0.030334473,-0.023712158,-0.020706177,-0.032592773,0.023849487,0.001001358,-0.031951904,-0.022201538,0.029190063,0.005153656,0.011711121,-0.03414917,0.045410156,-0.017807007,-0.015899658,0.016052246,0.0074043274,0.05859375,0.04095459,-0.04660034,0.014480591,0.021072388,-0.017227173,0.0008702278,0.042755127,-0.011077881,-0.02330017,-0.055145264,-0.033813477,-0.013320923,-0.019699097,-0.050109863,0.005241394,-0.0058135986,0.023254395,0.003993988,-0.0035495758,-0.019088745,-0.00072288513,-0.013908386,-0.035369873,-0.011817932,-0.039642334,0.007282257,0.04208374,-0.015655518,-0.004386902,-0.007423401,-0.0056495667,-0.00920105,0.0054855347,0.0070533752,0.0013847351,-0.056365967,0.04284668,0.011520386,0.0069007874,0.028533936,0.022857666,0.039093018,0.00919342,0.058685303,0.01876831,-0.034942627,-0.06549072,0.016738892,-0.033203125,0.0030326843,0.00024032593,-0.026412964,-0.00484848,-0.018493652,-0.023895264,-0.015342712,0.02305603,-0.013946533,0.007209778,0.030258179,-0.032562256,-0.03665161,-0.06317139,-0.014198303,0.007835388,0.082336426,0.025970459,-0.0016736984,-0.06317139,-0.014122009,0.02116394,-0.0010595322,0.028289795,-0.015556335,-0.011917114,-0.014198303,-0.03186035,-0.02973938,-0.029403687,0.03756714,0.010360718,-0.013420105,0.022155762,0.004722595,0.0024700165,-0.011604309,-0.0027179718,0.025878906,-0.021255493,0.0012617111,-0.04034424,0.014213562,0.00919342,-0.0009841919,-0.049682617,0.04815674,-0.0026855469,0.049957275,-0.033599854,-0.00084352493,-0.010398865,0.015823364,0.0064430237,-0.022659302,-0.0078048706,-0.00067567825,-0.044830322,-0.07647705,0.027175903,-0.0178833,0.01777649,0.015701294,0.015220642,0.038604736,-0.010559082,0.009216309,0.014762878,-0.020050049,-0.008117676,-0.029205322,-0.030258179,-0.008987427,-0.0052108765,-0.018249512,0.016113281,-0.01134491,0.007835388,-0.013031006,-0.02684021,0.03878784,0.024475098,0.00047183037,0.01576233,0.016677856,0.011238098,0.039154053,0.007434845,-0.047210693,0.022567749,-0.0038757324,-0.005054474,-0.004009247,0.045837402,0.020095825,-0.018463135,-0.022140503,-0.0067481995,-0.013702393,-0.013893127,-0.018081665,0.020904541,0.016052246,0.005874634,-0.038269043,0.030960083,0.0049209595,-0.02331543,-0.02130127,0.024780273,0.018417358,-0.044067383,0.023101807,0.018569946,0.06341553,-0.028961182,0.017288208,-0.006000519,0.04321289,0.017501831,0.0074501038,-0.0140686035,0.006462097,-0.018737793,0.012748718,0.0022087097,-0.010414124,0.018692017,0.009063721,0.020706177,0.021575928,0.015731812,-0.031585693,-0.025039673,-0.0018510818,-0.015686035,-0.0074920654,0.033691406,0.018936157,0.026168823,-0.025650024,0.023376465,0.019699097,-0.03829956,-0.010414124,-0.020309448,0.043884277,-0.009475708,-0.008911133,0.026504517,-0.011886597,0.0058631897,-0.049957275,-0.00029110909,0.009262085,0.003156662,-0.007713318,-0.049835205,-0.02482605,-0.009147644,0.047790527,0.0035705566,0.017822266,0.020141602,-0.001033783,-0.0024204254,0.011749268,-0.004383087,-0.0031871796,-0.014198303,-0.051574707,-0.01713562,0.0006299019,-0.004798889,-0.015823364,0.011154175,-0.031921387,-0.012367249,0.0061569214,-0.01625061,-0.00046300888,-0.018829346,0.012718201,0.02458191,0.007537842,0.019607544,-0.0037288666,-0.03100586,0.0010967255,-0.0022525787,0.024169922,-0.01953125,0.021255493,-0.0073623657,-0.008010864,-0.006965637,0.0041122437,0.024612427,0.023712158,0.0049438477,0.04824829,-0.038513184,0.043060303,-0.011398315,0.012756348,0.00028777122,-0.036743164,-0.019226074,-0.028030396,-0.015541077,0.03050232,-0.023269653,-0.008361816,-0.027740479,-0.029052734,-0.013366699,-0.049713135,0.017425537,0.026504517,0.041809082,-0.02130127,0.0046157837,0.017349243,0.013839722,-0.011276245,0.007423401,-0.021499634,0.032348633,0.032409668,-0.00026202202,-0.029724121,-0.030899048,-0.0014753342,-0.0038967133,-0.06500244,-0.04724121,-0.016311646,0.026260376,0.0031013489,0.0021247864,-0.02078247,-0.0317688,0.0024814606,-0.028839111,0.006729126,-0.0018873215,0.020965576,0.0140686035,-0.022079468,-0.0009121895,0.026535034,-0.030715942,0.033172607,-0.007522583,-0.0046806335,-0.05883789,0.010353088,0.04638672,0.02482605,-0.004219055,-0.020736694,0.00381279,-0.024978638,-0.046783447,-0.004432678,0.009590149,-0.010665894,0.0076522827,-0.0044059753,-0.046661377,-0.0054016113,-0.025436401,-0.006591797,0.017822266,0.009239197,0.0051956177,0.0071411133,0.0060195923,0.010726929,-0.00409317,-0.025421143,0.010002136,0.01158905,-0.007423401,0.015182495,0.04562378,0.0057868958,-0.01675415,-0.015144348,-0.0022125244,0.014564514,-0.012207031,0.01322937,-0.01776123,0.023605347,-0.0010318756,-0.011528015,-0.03466797,0.0032691956,0.06378174,-0.0001693964,0.010902405,0.003648758,-0.008041382,0.0146865845,0.034057617,-0.047943115,-0.010070801,-0.033416748,0.041259766,-0.01902771,0.017913818,-0.002822876,0.015899658,-0.027648926,-0.054138184,-0.010848999,0.0070610046,-0.0012311935,-0.06359863,-0.023986816,-0.06506348,-0.0028438568,-0.027618408,-0.027145386,0.0010223389,-0.0074043274,-0.015975952,-0.084350586,0.0060577393,0.05508423,-0.0020446777,0.025863647,-0.0140686035,0.016403198,0.04840088,-0.0289917,-0.011817932,0.016647339,-0.02609253,-0.017425537,-0.032440186,0.029510498,-0.009849548,-0.014175415,0.014526367,0.0075912476,0.02482605,-0.006668091,0.03225708,-0.011222839,0.016799927,-0.008506775,0.027542114,-0.01348114,-0.009513855,0.0395813,-0.048095703,0.036224365,0.015304565,0.008369446,-0.00046396255,0.029693604,0.03125,-0.043548584,-0.0075569153,0.04006958,0.0141067505,0.03161621,-0.019332886,0.04748535,0.010848999,-0.009498596,0.002073288,-0.010467529,-0.0076293945,-0.031829834,-0.039215088,0.032928467,0.012023926,0.013420105,-0.013534546,-0.0068206787,0.02331543,0.0068740845,-0.005428314,-0.013191223,-0.013404846,-0.024047852,0.005092621,0.0079956055,-0.012306213,0.009681702,0.01802063,0.025222778,0.029693604,0.0064697266,-0.009437561,0.005168915,0.027267456,-0.0104522705,-0.004924774,0.020690918,0.008865356,0.019470215,0.02357483,0.022033691,-0.041381836,-0.01473999,-0.01222229,-0.010749817,0.004108429,-0.0022068024,-0.0048713684,-0.015274048,0.0025310516,0.0042915344,-0.0446167,-0.003118515,-0.025390625,-0.030761719,-0.006542206,-0.012397766,0.017944336,0.015792847,0.007194519,0.0037784576,-0.0054130554,0.039489746,0.011314392,0.0002002716,0.038482666,0.039367676,0.03173828,-0.031188965,-0.0039787292,-0.015342712,-0.013290405,0.006462097,-0.018478394,0.018661499,0.04232788,-0.008293152,-0.005264282,-0.0025749207,0.015701294,-0.011650085,0.018356323,0.000269413,0.012542725,-0.019363403,0.03289795,-0.03756714,0.015914917,0.0211792,0.009674072,0.005760193,-0.027175903,-0.028945923,0.022140503,0.00390625,-0.011695862,0.041503906,0.00050735474,0.019927979,-0.017242432,-0.014984131,-0.005554199,-0.013710022,-0.030181885,0.020446777,-0.014175415,0.0020999908,0.010597229,-0.046325684,0.037902832,-0.041381836,0.008453369,0.013755798,0.0019874573,-0.02671814,-0.019439697,-0.005176544,-0.01210022,-0.022460938,0.0044288635,-0.003047943,0.049438477,0.027542114,0.045043945,0.036743164,0.019195557,0.00573349,-0.037872314,-0.016036987,-0.003856659,-0.010070801,0.009773254,-0.023864746,0.036590576,0.032409668,-0.010292053,0.044769287,0.03955078,0.025619507,-0.003604889,0.0126953125,-0.007858276,0.03488159,-0.022872925,0.019927979,-0.0013141632,0.03668213,-0.0340271,0.009887695,-0.0052604675,0.025604248,-0.015777588,0.028701782,0.074523926,0.022109985,0.0009293556,0.030303955,0.006462097,-0.010635376,-0.0039901733,-0.015357971,0.048828125,0.009628296,0.037109375,0.024459839,0.0029945374,-0.00073099136,0.012588501,-0.013961792,-0.037078857,0.05001831,0.027923584,-0.026504517,0.0016908646,-0.012145996,0.0019292831,-0.046081543,-0.0155181885,0.018981934,-0.010185242,0.013160706,-0.0020389557,-0.0065994263,-0.01449585,0.03012085,0.003566742,0.010467529,-0.008476257,0.022705078,0.030578613,0.00082826614,0.024887085,0.00036263466,0.018722534,-0.033691406,-0.0027065277,0.01146698,0.016540527,0.004798889,0.006286621,0.0236969,0.021347046,0.047851562,0.02909851,-0.018234253,-0.014160156,0.018753052,0.024337769,0.0031051636,0.03314209,0.024093628,0.0034236908,0.049072266,0.046691895,0.014297485,-0.026870728,0.013008118,-0.0135650635,0.009086609,-0.0042877197,-0.005832672,0.009361267,-0.0039024353,0.013679504,0.014389038,-0.0063552856,0.019836426,0.009803772,-0.0069122314,0.005760193,-0.011062622,0.019699097,-0.0025920868,-0.001909256,-0.0009803772,-0.0052871704,0.023269653,0.011497498,0.031143188,-0.02609253,0.033935547,0.0022354126,-0.01852417,-0.0093688965,0.019332886,-0.034576416,-0.006965637,-0.0025577545,-0.008613586,-0.04067993,0.019195557,0.021224976,-0.0027561188,0.014915466,0.010940552,-0.011268616,-0.0058517456,0.027511597,0.0184021,-0.007904053,-0.0084991455,-0.012039185,0.023452759,0.044555664,0.002916336,-0.002281189,-0.018356323,0.00039458275,0.019744873,-0.0010509491,0.00058078766,0.013145447,-0.010017395,-0.02507019,0.019561768,0.03363037,0.023651123,0.037872314,-0.019363403,-0.015151978,-0.0014190674,0.03768921,0.013961792,0.008865356,0.0041770935,0.02494812,-0.004535675,0.045776367,0.03692627,0.0025291443,0.03463745,-0.015426636,-0.001206398,0.0045394897,-0.019119263,0.017364502,-0.015411377,0.015625,-0.0116119385,0.025512695,-0.016479492,-0.044311523,0.0015678406,-0.019699097,-0.019241333,-0.03338623,0.0068244934,-0.0025463104,0.028076172,0.037841797,0.024215698,-0.022598267,0.068481445,-0.0093307495,0.047821045,-0.010818481,-0.007396698,0.053009033,0.0262146,0.04663086,0.013641357,0.017730713,-0.030395508,0.020874023,0.036224365,0.02267456,0.008735657,-0.0048561096,-0.02607727,0.033325195,-0.0044898987,0.03491211,0.0024909973,0.00046777725,0.018035889,-0.012268066,-0.009986877,0.0033283234,-0.006137848,0.012794495,0.06185913,-0.008644104,-0.0053253174,-0.01676941,-0.0054244995,0.023849487,0.0022525787,0.0018539429,-0.015838623,-0.018997192,0.014427185,-0.033843994,-0.00207901,0.015075684,0.032958984,-0.055511475,-0.033355713,0.0040626526,0.033721924,-0.034484863,0.025802612,0.023376465,-0.011131287,0.014419556,0.042175293,-0.0027313232,0.037353516,-0.0019931793,0.03274536,0.04284668,0.006111145,-0.014266968,0.012046814,0.0049362183,-0.005897522,0.014457703,0.03942871,-0.0070877075,-0.00089359283,0.00032615662,-0.0067443848,0.006767273,0.013374329,-0.01838684,0.007484436,-0.002374649,-0.001748085,0.013534546,0.006652832,-0.006690979,-0.005241394,0.00083351135,-0.013145447,0.01638794,0.03982544,0.01071167,-0.05078125,-0.00033807755,0.010719299,-0.004432678,-0.027175903,-0.011741638,-0.008651733,-0.031799316,0.010116577,0.023422241,0.009254456,0.009216309,-0.0209198,-0.008758545,0.043426514,0.008872986,0.0072135925,0.0107040405,-0.0016813278,0.020935059,-0.023788452,-0.001871109,-0.006164551,0.0053710938,0.01449585,0.010932922,-0.014312744,-0.024459839,0.013748169,-0.0031967163,0.013374329,0.007797241,-0.012908936,0.01828003,-0.008384705,-0.0039711,0.010726929,0.012077332,-0.0018672943,-0.0053634644,-0.029693604,0.021896362,0.05432129,-0.016021729,-0.0070877075,0.016174316,0.01991272,0.021530151,0.039245605,0.0146865845,0.02859497,0.024719238,-0.01146698,-0.027145386,0.028808594,-0.0071868896,-0.018951416,0.015007019,0.0010843277,-0.027160645,0.026504517,-0.002614975,0.0032463074,-0.029907227,-0.021011353,-0.009796143,-0.01940918,0.009765625,-0.006389618,0.0021591187,-0.03152466,-0.021377563,0.01864624,-0.017028809,-0.026504517,-0.026260376,-0.0072898865,-0.016143799,-0.047973633,-0.0040359497,-0.009498596,0.018798828,-0.02848816,0.009521484,0.009498596,0.03918457,-0.0022850037,0.0022010803,0.01461792,0.034179688,0.004886627,0.005016327,0.026519775,-0.014602661,-0.031677246,-0.018081665,0.0033683777,-0.013145447,0.021957397,-0.0149002075,0.027191162,0.014816284,-0.0048294067,-0.0017299652,-0.020492554,0.00623703,-0.014442444,-0.02998352,-0.022277832,0.02027893,0.032409668,-0.0053634644,-0.0113220215,0.040283203,-0.0211792,-0.016555786,0.017807007,0.033599854,0.010887146,0.03881836,-0.020141602,0.0046081543,-0.022384644,0.0049591064,-0.00894928,0.006832123,0.0037117004,0.0031604767,-0.0013570786,-0.0058403015,0.020767212,-0.012397766,0.0033454895,0.021255493,0.0011510849,-0.010231018,0.040618896,0.0034866333,-0.0015258789,-0.018585205,-0.0074043274,0.022216797,0.052246094,0.011268616,-0.0038700104,-0.013084412,0.010383606,-0.008621216,0.007522583,0.009628296,-0.020950317,-0.045776367,-0.014282227,-0.03427124,0.036010742,0.0079956055,0.016448975,-0.014015198,0.0044898987,0.0014276505,-0.0262146,-0.016952515,0.027893066,0.003025055,-0.025222778,-0.017807007,0.0039405823,0.023376465,-0.037353516,-0.0019245148,-0.038269043,-0.0362854,-0.027282715,-0.023498535,0.02230835,0.0016851425,-0.0037326813,0.005531311,-0.0032978058,-0.0069122314,0.021011353,0.029266357,-0.00944519,-0.013206482,0.018188477,0.027572632,-0.012916565,0.022476196,-0.0044937134,-0.0065231323,-0.00381279,-0.007133484,0.019699097,-0.016937256,0.018173218,0.015686035,-0.0073776245,0.022155762,0.0082473755,0.030014038,-0.026489258,-0.014282227,-0.013320923,-0.0032444,0.036743164,-0.0074501038,-0.018188477,0.009628296,-0.015075684,-0.039764404,0.0044822693,0.018173218,0.023406982,-0.016677856,0.047424316,-0.019943237,0.0051879883,0.018371582,0.006603241,-0.016525269,-0.0038928986,0.04272461,-0.001414299,0.006324768,0.0018873215,-0.016235352,-0.025115967,-0.004924774,0.0116119385,-0.019180298,-0.01612854,0.018432617,0.01902771,0.042144775,-0.017547607,0.02748108,0.022415161,0.016967773,0.03604126,0.0067253113,0.034729004,0.00017619133,-0.01638794,0.002910614,0.0115356445,-0.028915405,0.006008148,0.005004883,0.0090789795,-0.032470703,0.021347046,-0.009437561,0.035949707,-0.0031795502,0.011856079,-0.02633667,-0.003698349,-0.037597656,0.0090408325,-0.041900635,0.009796143,0.041931152,0.024032593,0.020584106,-0.00096321106,-0.030548096,0.036071777,0.05569458,0.015686035,-0.0317688,-0.012039185,0.007835388,-0.005722046,-0.0010118484,0.004169464,-0.01449585,-0.021881104,-0.0057678223,-0.005996704,0.004878998,-0.012512207,0.031585693,0.019165039,-0.0038013458,-0.01209259,0.025375366,0.011650085,0.011245728,-0.0033283234,-0.016021729,0.03918457,0.035827637,-0.014846802,0.018630981,0.023986816,-0.044158936,0.04498291,0.0064849854,0.02204895,-0.017227173,0.0071754456,-0.039886475,-0.009017944,-0.016189575,0.007797241],"createdAt":"2026-04-18T18:58:08.242Z","updatedAt":"2026-04-26T01:02:58.482Z","lastSeenAt":"2026-04-26T01:02:58.482Z","tsv":"'/api':182 '/api/v1/trades/7':66,214 '/docs':181 '/pricing':183 '/readme':185 '/request':17,34,110 '0.02':16,33,97,109,161 '000':86 '0x8335':91 '20':85 '6':94 'Base network API' 'USDC API' 'accept':74 'access':45,72,220 'across':111 'advertis':105,117 'ai':10,27,129 'amount':83 'analysi':133 'analyt':123 'api':4,21,41,71,121,166,219 'base':7,24,61,87 'base-network' 'behind':51 'broader':115 'call':163 'categori':119 'challeng':79,239 'classif':136 'commit':174 'confirm':246 'connect':191 'consist':100 'content':197 'convers':153 'data':9,26,122,126,232 'decim':95 'detail':208 'document':176,209 'embed':137 'endpoint':14,31,50,65,113,156,212,216,248 'equal':96 'estim':147 'exampl':205 'exchang':142 'export':127 'extrem':178 'feed':141 'financ':11,28,138 'flat':106 'form':245 'four':118 'gas':146 'gate':3,20,44 'generat':154 'geocod':151 'ident':159 'includ':213 'indic':80 'infrastructur':149 'insight':128 'json-response' 'key':167 'learn':131 'limit':170 'list':68 'live':241 'lowpaymentfee' 'lowpaymentfee.com':35 'machin':130 'marketplac':42 'max':82 'may':227 'metric':124 'micropay':55 'micropayment API' 'minimum':173 'name':217 'network':62 'no-api-key' 'offer':8,25 'openapi':201 'oper':250 'page':186 'path':222 'pay-per-request API' 'per':53,98,162 'per-request':52 'per-request-billing' 'platform':5,22,116 'post':75 'post-endpoint' 'premium':70,218 'premium API access' 'price':107,140,158 'prompt':193 'protocol':40 'quot':145 'rate':143,169 'relat':231 'render':188 'report':125 'request':54,76,99 'request/response':204 'requir':175 'return':228 'schema':202 'segment':223 'sentiment':132 'settl':56 'site':103 'spars':179 'specif':64 'suggest':225 'summar':135 'text':134 'token':144 'trade':230 'trade-rel':229 'trades API' 'trades/7':224 'unconfirm':236 'unit':88 'usdc':58,90 'usdc-micropayment' 'util':13,30,150 'valid':152 'varieti':48 'wallet':192 'web3':139 'well':244 'well-form':243 'x402':2,19,39,78,238 'x402 API' 'x402-gated':1,18 'x402-payment' 'x402-protocol':38","prices":[{"id":"c5f3a1a4-95aa-4278-b3ac-163158ef4d99","listingId":"a507d38d-e1ce-4fc6-afd1-6715a92f1582","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/trades/7","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:58:08.242Z"}],"sources":[{"listingId":"a507d38d-e1ce-4fc6-afd1-6715a92f1582","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/trades/7","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:58:08.242Z","lastSeenAt":"2026-04-26T01:02:58.482Z"}],"details":{"listingId":"a507d38d-e1ce-4fc6-afd1-6715a92f1582","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/trades/7 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-header>\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The x402 challenge returns maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base network","source_url":"https://lowpaymentfee.com/api/v1/trades/7"},{"claim":"The site advertises $0.02/request flat pricing with no API keys, no rate limits, and instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"The platform lists endpoints across Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure categories","source_url":"https://lowpaymentfee.com"},{"claim":"Documentation pages (/docs, /api, /pricing, /README) render only a 'Connect wallet' prompt with no further content","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Fetching trade-related data via a single micropayment without needing an API key","Integrating pay-per-call data access into autonomous agents on Base","Accessing premium financial or trade information with no subscription commitment"],"bestFor":["Agents or developers wanting zero-setup, pay-as-you-go API access","x402-compatible clients that can settle USDC on Base","Use cases requiring low-cost, no-commitment API calls"],"notFor":["Users who need detailed API documentation or schemas before integrating","High-volume consumers who would benefit from bulk pricing or subscriptions","Anyone without a Base-compatible USDC wallet"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:13:44.811Z"},"updatedAt":"2026-04-26T01:02:58.482Z"}}