{"id":"31c364b8-0fec-457c-a8a7-27bde6c369f6","shortId":"Ucwdma","kind":"x402","title":"x402-gated premium API access on Base, paid per-call in USDC.","tagline":"x402-gated premium API access on Base, paid per-call in USDC.","description":"This endpoint at lowpaymentfee.com provides \"Premium API Access\" via the x402 payment protocol. It is one of many endpoints offered by the lowpaymentfee.com platform, which hosts a variety of APIs spanning data & analytics, AI & machine learning, finance & Web3, and infrastructure utilities — all gated behind x402 micropayments settled in USDC on the Base network.\n\nThe specific endpoint `/api/v1/stripe/subscriptions/84` is listed as \"Premium API Access\" and requires a payment of up to 20,000 base units of USDC (0.02 USD) per request. The x402 challenge confirms it accepts POST requests, returns application/json, and settles to a Base-network wallet. The platform advertises no API keys, no rate limits, and instant access — callers simply attach an X-PAYMENT header with a valid x402 payment proof.\n\nHowever, the actual functionality behind this particular endpoint is unclear. The path suggests a Stripe subscriptions resource (ID 84), but no documentation, request schema, or response schema is available. The crawled docs, API, pricing, and README pages all returned only a \"Connect wallet\" prompt with no substantive content. Without knowing what data or service this endpoint returns, callers should treat it as an opaque premium resource until further documentation is published.","tags":[],"capabilities":["x402-payment","usdc-base-network","per-call-micropayment","json-response","post-method"],"categories":["api-gateway","payments"],"synonyms":["premium API","x402 endpoint","USDC micropayment API","lowpaymentfee","pay-per-call API","Base network API","stripe subscriptions API"],"warnings":["No documentation available — docs, API, pricing, and README pages all return only a wallet-connect prompt with no content.","The actual functionality of /api/v1/stripe/subscriptions/84 is unknown; the path suggests a Stripe subscription resource but no details are provided.","No request or response schema is available; callers cannot know what to send or what to expect back.","The endpoint name 'Premium API Access' is generic and does not describe the service."],"endpointUrl":"https://lowpaymentfee.com/api/v1/stripe/subscriptions/84","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/stripe/subscriptions/84","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.250","qualityRationale":"The endpoint is live (402 challenge confirmed) and pricing is clear ($0.02 USDC per call), but there is no documentation, no request/response schema, and no explanation of what the endpoint actually does. The crawled pages beyond the homepage returned no useful content. This is 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":"2026-04-19T11:16:12.200Z","embedding":[-0.008842468,-0.0029029846,0.019638062,0.005470276,0.0072517395,-0.0126953125,-0.022506714,0.04171753,0.060333252,-0.0736084,0.033447266,-0.04727173,-0.044189453,-0.045135498,-0.038360596,0.00078868866,-0.017944336,0.0038700104,-0.05291748,0.06347656,0.050109863,-0.016281128,-0.009315491,0.028747559,0.0076026917,-0.020812988,-0.021850586,-0.029769897,-0.008644104,-0.01939392,0.02305603,-0.024169922,0.001537323,0.021057129,-0.003124237,-0.027511597,0.0062561035,0.050811768,0.028274536,-0.012252808,0.0016908646,-0.07086182,-0.008613586,0.0071868896,-0.03100586,0.016296387,0.011009216,-0.022079468,-0.007095337,0.010635376,-0.045013428,-0.016647339,-0.013885498,-0.0019893646,0.020812988,0.005630493,0.010032654,-0.020935059,-0.0014209747,0.019256592,-0.00223732,-0.07159424,-0.013023376,-0.010314941,0.009246826,0.047058105,-0.015045166,0.054901123,0.01473999,0.043762207,0.036071777,0.05871582,0.030639648,0.011459351,-0.0030345917,-0.0102005005,0.029541016,0.060699463,0.0008301735,-0.0076675415,-0.009780884,-0.0029468536,-0.054534912,-0.0006322861,-0.0234375,-0.051116943,-0.02708435,-0.007385254,-0.02255249,0.018325806,-0.07159424,-0.0107421875,-0.01876831,0.014343262,0.0011138916,-0.0051651,-0.021957397,0.0003376007,-0.027709961,0.0055999756,0.021087646,-0.024414062,0.0068511963,-0.00056886673,0.054107666,0.030273438,0.0109939575,0.061401367,-0.004486084,-0.011108398,-0.015731812,0.015083313,0.00060892105,-0.02293396,0.027130127,0.0057640076,-0.018493652,0.008628845,-0.014137268,0.026748657,-0.053375244,0.03994751,0.028274536,-0.02432251,0.027801514,-0.032714844,0.009033203,0.0018310547,-0.042785645,-0.005218506,0.031280518,0.006969452,0.018218994,-0.04257202,-0.028381348,0.01121521,-0.016052246,-0.039215088,-0.03829956,-0.021392822,0.0385437,-0.022918701,0.026351929,0.015457153,-0.096191406,-0.02609253,-0.0552063,0.009521484,-0.048339844,-0.0031661987,0.0038757324,0.030303955,-0.009140015,0.0013008118,-0.02809143,-0.01701355,0.000310421,0.030700684,-0.017715454,0.044311523,-0.004840851,0.016860962,0.023498535,0.031036377,0.017181396,0.03668213,0.0065956116,-0.07513428,-0.08135986,-0.010360718,0.00010442734,-0.019378662,-0.040283203,0.004272461,-0.0038032532,-0.068359375,-0.022583008,-0.015029907,0.0006761551,-0.056854248,0.0034999847,-0.0024757385,0.00030517578,-0.02911377,-0.068725586,-0.015281677,-0.026885986,0.049438477,0.025238037,0.018997192,0.029403687,-0.00982666,0.036102295,0.018936157,-0.01550293,-0.045074463,0.021087646,-0.004814148,0.030517578,0.019683838,0.007358551,-0.03970337,0.012817383,0.06756592,0.02305603,-0.004234314,0.012077332,-0.042266846,-0.022094727,-0.037231445,0.0046043396,-0.0040512085,-0.0154800415,0.047058105,-0.023529053,-0.028244019,-0.0065841675,-0.002298355,0.033599854,0.055908203,-0.003271103,-0.008399963,0.0011110306,0.0028381348,-0.028869629,0.03894043,0.04849243,0.03643799,-0.02708435,-0.020019531,0.020965576,0.036132812,-0.0013313293,-0.017486572,-0.020858765,0.020828247,-0.015548706,-0.0024108887,0.036987305,-0.027694702,-0.019195557,-0.018569946,0.014678955,0.026443481,0.028320312,-0.021942139,-0.050750732,-0.076293945,0.023925781,0.047668457,0.043762207,0.0034122467,-0.020874023,-0.023910522,-0.01878357,-0.07122803,0.054016113,0.062438965,-0.016067505,-0.00116539,0.037384033,-0.010375977,-0.04647827,-0.024002075,-0.013084412,-0.004322052,-0.015655518,0.0070724487,-0.030960083,0.0065956116,-0.0029411316,0.01676941,0.06890869,-0.011779785,-0.031433105,-0.036132812,0.015403748,0.0055160522,-0.016693115,0.014190674,-0.0012540817,-0.0033168793,0.02319336,0.0028018951,0.026641846,0.008514404,0.024765015,-0.035491943,-0.010749817,-0.01550293,-0.031433105,0.019851685,-0.012542725,-0.064575195,0.009735107,-0.018005371,0.06060791,-0.025436401,0.021972656,-0.009048462,0.0027713776,0.045562744,-0.011978149,-0.02897644,-0.012908936,0.011039734,0.049987793,0.054840088,0.0041999817,-0.011398315,-0.0074768066,0.041503906,-0.024856567,-0.017944336,0.003917694,0.024353027,0.03225708,0.0007157326,-0.07476807,-0.043518066,-0.016159058,-0.017105103,0.032196045,-0.03062439,0.04309082,-0.024307251,-0.010505676,-0.03503418,-0.0005540848,-0.03793335,0.022827148,-0.03213501,-0.018508911,-0.0045547485,-0.0042495728,0.00032377243,0.020904541,0.005882263,0.000012814999,0.032348633,0.01586914,-0.02218628,-0.028198242,0.0031471252,-0.03729248,0.0112838745,0.011131287,0.018295288,0.019332886,0.04260254,-0.042022705,0.013671875,0.027801514,-0.0030212402,0.015045166,-0.0151901245,0.024673462,-0.04763794,-0.041625977,-0.017318726,-0.055267334,0.026351929,-0.034057617,0.022369385,0.038635254,0.004638672,-0.0368042,-0.04711914,0.027236938,-0.045318604,0.020812988,0.02003479,0.000053286552,-0.023162842,-0.011428833,0.014633179,0.013702393,0.03616333,-0.0025405884,0.0073127747,0.06951904,0.03656006,0.009613037,0.0077590942,-0.00881958,0.023925781,-0.025054932,-0.022979736,-0.041656494,-0.012886047,0.016677856,-0.0010709763,-0.020385742,-0.080322266,0.042022705,0.030853271,0.053741455,0.01663208,0.005508423,0.050567627,0.004016876,-0.0020198822,-0.037750244,-0.0074501038,-0.03881836,-0.0385437,0.015930176,-0.03213501,-0.008903503,-0.023742676,0.022994995,-0.0052375793,0.025619507,-0.03793335,0.04888916,0.015586853,-0.017440796,0.0033664703,0.020462036,0.05895996,0.06829834,-0.043640137,0.03488159,0.016845703,-0.02444458,0.0055999756,0.045837402,-0.011489868,-0.029510498,-0.054626465,-0.019363403,0.015609741,0.0016975403,-0.078063965,0.0044517517,0.0066223145,0.031433105,0.028137207,-0.027053833,-0.052215576,0.009483337,-0.029083252,-0.063964844,-0.018066406,-0.018508911,0.021865845,0.049316406,-0.038757324,-0.0066833496,-0.0104522705,-0.0056266785,0.0060539246,-0.012512207,-0.012626648,0.0019569397,-0.048614502,0.009712219,-0.008041382,0.032928467,0.029449463,0.0335083,0.017562866,0.01309967,0.051727295,0.0053977966,-0.0066604614,-0.039855957,-0.009933472,-0.020233154,0.0152282715,0.011528015,-0.0138549805,0.005882263,0.012496948,-0.03567505,-0.029937744,0.0034675598,-0.033172607,0.008422852,0.03503418,-0.059539795,-0.021896362,-0.045074463,-0.011878967,0.003255844,0.07537842,0.022964478,-0.009689331,-0.08850098,-0.017700195,0.040130615,0.002664566,0.006416321,-0.0149383545,-0.022583008,-0.021499634,-0.029159546,-0.018661499,-0.021987915,0.028320312,0.008079529,-0.028213501,0.01914978,-0.0059928894,0.029159546,0.012237549,0.011962891,0.018325806,-0.0154800415,0.0005426407,-0.038238525,0.01713562,0.013221741,-0.020324707,-0.05154419,0.047912598,-0.008934021,0.03552246,-0.02154541,-0.007827759,-0.012771606,0.010246277,0.013412476,-0.015312195,-0.0065727234,0.012969971,-0.055541992,-0.08654785,0.017364502,-0.009590149,0.00030112267,-0.0069007874,0.023452759,0.018310547,0.0014572144,0.011375427,0.02708435,-0.020202637,-0.0060539246,-0.03567505,-0.04348755,-0.018981934,0.0041007996,-0.007965088,0.0031585693,-0.01890564,-0.0029659271,-0.0021820068,-0.014595032,0.03955078,0.0016613007,0.005355835,0.040863037,-0.00041675568,0.026062012,0.041229248,0.005317688,-0.024505615,0.01687622,0.0029945374,-0.0024681091,-0.020980835,0.037506104,0.027404785,-0.005039215,0.0051498413,-0.0017538071,-0.016082764,-0.007904053,-0.0034942627,-0.00039863586,0.04071045,0.014572144,-0.033294678,0.039611816,0.014831543,-0.020767212,-0.017227173,0.024993896,0.016052246,-0.020324707,0.020233154,0.033996582,0.048614502,-0.030776978,0.0017900467,-0.00187397,0.035339355,0.021392822,0.024307251,-0.015411377,-0.00080633163,-0.032714844,0.017059326,0.012542725,-0.017044067,-0.004550934,-0.013008118,0.03250122,0.030303955,0.012931824,-0.0184021,-0.013755798,-0.0049209595,0.00012564659,-0.005619049,0.023086548,0.025177002,0.01109314,-0.011459351,0.033569336,0.025985718,-0.04144287,-0.016448975,-0.011917114,0.032196045,-0.01625061,-0.01777649,0.022888184,-0.0067977905,0.041900635,-0.06744385,-0.0075950623,0.003692627,0.016479492,-0.010383606,-0.03289795,-0.0362854,-0.0020618439,0.034118652,0.0064849854,-0.0033340454,0.022827148,0.00045895576,0.004611969,0.016937256,0.009338379,-0.009857178,-0.016540527,-0.040252686,-0.009216309,-0.011459351,-0.00047588348,-0.024047852,0.011291504,-0.026931763,-0.025146484,0.016296387,-0.018859863,0.0099105835,0.004058838,0.017715454,0.016326904,-0.0030021667,0.010848999,-0.0040779114,-0.016036987,-0.00440979,0.007270813,0.022033691,-0.03164673,0.012001038,-0.020492554,-0.0029850006,-0.008163452,0.0119018555,0.023086548,0.025405884,0.00036549568,0.012451172,-0.031829834,0.024917603,-0.033447266,-0.008224487,0.00026512146,-0.020721436,-0.002670288,-0.021530151,-0.02003479,0.029541016,-0.031799316,0.006587982,-0.012664795,-0.028503418,-0.017196655,-0.054229736,0.011764526,0.02468872,0.040405273,-0.027633667,0.0013313293,-0.013900757,0.000024855137,-0.0050354004,0.0054473877,-0.012939453,0.0052108765,0.029953003,0.023117065,-0.023208618,-0.0184021,-0.027313232,-0.0021648407,-0.064819336,-0.048828125,-0.022445679,0.024795532,0.0039520264,-0.0075035095,-0.026687622,-0.01802063,-0.0038604736,-0.03427124,0.020370483,0.0027694702,0.02670288,0.010597229,-0.03289795,0.002204895,0.021499634,-0.0070495605,0.02218628,0.0012483597,-0.0043182373,-0.028961182,0.00009596348,0.037963867,0.023651123,0.022750854,-0.015838623,-0.0010738373,-0.019500732,-0.05267334,-0.0058517456,-0.022857666,0.009750366,-0.00079631805,-0.0017471313,-0.039794922,-0.008758545,-0.012893677,-0.011817932,0.014823914,0.01158905,0.036315918,-0.005302429,-0.0027999878,-0.017837524,-0.023071289,-0.034454346,0.014030457,0.010818481,0.015930176,0.0036296844,0.053955078,-0.008857727,-0.008323669,0.00074243546,-0.0023345947,0.039642334,-0.018249512,-0.0004374981,0.008071899,0.0034313202,-0.021499634,-0.00016355515,-0.042419434,0.011871338,0.07366943,0.011154175,0.0008983612,-0.007987976,-0.0027694702,0.026504517,0.01977539,-0.04046631,-0.011962891,-0.032470703,0.020111084,0.005466461,0.014305115,0.020324707,0.024520874,-0.016738892,-0.06112671,-0.0016651154,0.016677856,-0.019317627,-0.0541687,-0.007858276,-0.04776001,-0.0126571655,-0.016052246,-0.013648987,0.0018444061,0.016830444,-0.010696411,-0.094177246,0.0009508133,0.043182373,0.022903442,0.035064697,-0.021697998,0.026062012,0.012321472,-0.025466919,-0.012931824,0.02947998,-0.020690918,-0.020568848,-0.027053833,0.047210693,-0.016952515,-0.043701172,0.018249512,-0.014579773,0.03074646,0.0009379387,0.0035762787,-0.031555176,0.025680542,0.009483337,0.011695862,-0.0009803772,-0.035583496,0.02670288,-0.042419434,0.008811951,0.015609741,-0.009124756,-0.005710602,0.025039673,0.032989502,-0.03439331,-0.00919342,0.04058838,-0.010902405,0.05569458,-0.020812988,0.044921875,0.012374878,-0.010360718,0.013977051,-0.0073127747,-0.01828003,-0.05404663,-0.030593872,0.018417358,-0.0037117004,0.01751709,-0.007835388,-0.004463196,0.023040771,-0.0011091232,0.0061035156,-0.010131836,-0.011169434,-0.006137848,0.0060653687,0.011932373,0.0014743805,-0.00001013279,0.036315918,0.004016876,0.032714844,0.015899658,-0.019958496,0.029327393,0.02508545,-0.013908386,-0.010070801,0.028396606,-0.000098109245,0.008682251,0.02293396,0.022781372,-0.023208618,-0.014411926,-0.000099897385,0.005645752,-0.000002503395,-0.0115737915,-0.00093460083,-0.0076293945,0.0027809143,0.010192871,-0.03137207,0.018554688,-0.0068626404,-0.02998352,-0.010749817,-0.029541016,0.009147644,-0.0019397736,-0.009857178,0.0362854,0.0014638901,0.068115234,0.0066184998,-0.0043296814,0.031585693,0.024429321,-0.00011467934,-0.02003479,0.013442993,0.0021419525,0.0062065125,0.021209717,-0.020828247,0.0036067963,0.028793335,-0.0101623535,0.027236938,-0.008026123,0.010917664,-0.009399414,0.027801514,-0.008560181,0.005809784,-0.018066406,0.034057617,-0.03463745,0.019622803,0.027236938,-0.008911133,-0.0029182434,-0.014556885,-0.038635254,0.049346924,0.014160156,-0.025512695,0.0413208,0.0050086975,0.013015747,-0.029373169,-0.01928711,0.0007529259,-0.036956787,-0.023925781,0.03805542,0.009498596,0.008361816,0.0138168335,-0.024765015,0.026641846,-0.03543091,0.030883789,0.0013799667,0.0048828125,-0.032043457,-0.018341064,-0.020629883,-0.013290405,-0.025177002,-0.0014295578,-0.006755829,0.025543213,0.0446167,-0.0020503998,0.018966675,-0.009963989,-0.0104599,-0.016113281,-0.017059326,0.008407593,-0.03643799,-0.0138549805,-0.03579712,0.035614014,0.066467285,-0.005382538,0.018692017,0.03265381,0.022003174,0.009017944,0.008285522,-0.02067566,0.018493652,-0.009773254,0.026931763,0.016799927,0.035247803,-0.018295288,0.016067505,0.0012521744,0.020431519,-0.020874023,0.021224976,0.07775879,0.026672363,-0.020828247,0.05380249,-0.0074691772,-0.024871826,-0.029190063,-0.0072898865,0.066589355,0.021697998,0.055755615,0.03314209,0.0071258545,-0.00081300735,0.02973938,-0.025817871,-0.02911377,0.061645508,0.014289856,-0.0051612854,-0.023666382,-0.01473999,0.0037937164,-0.034606934,-0.023529053,0.023590088,-0.024505615,0.015464783,-0.00033712387,-0.003358841,0.00548172,0.0127334595,0.013885498,0.023529053,-0.025756836,0.022506714,0.0209198,0.013153076,0.013374329,0.0062942505,0.03652954,-0.032165527,-0.016204834,-0.0062294006,0.017837524,0.004863739,0.00573349,0.034698486,0.02810669,0.053894043,0.044433594,-0.011154175,-0.002128601,0.034851074,0.0029792786,0.006980896,0.036621094,0.03213501,0.013702393,0.028030396,0.04196167,0.019363403,-0.041625977,0.010566711,-0.0066947937,0.006515503,-0.017715454,-0.034820557,0.012512207,0.0020561218,0.029846191,-0.004634857,-0.00024485588,0.026000977,0.033325195,-0.002117157,0.0027256012,-0.00093460083,0.0011167526,-0.0030212402,0.008140564,0.0141067505,-0.028686523,0.016647339,0.012992859,0.026824951,-0.035491943,0.01651001,-0.0027542114,-0.014099121,-0.0018310547,0.004211426,-0.03894043,0.029067993,-0.013427734,0.0018758774,-0.034729004,0.017196655,0.006702423,0.0027866364,0.019729614,-0.0031337738,0.0006117821,0.017486572,0.019943237,0.008995056,-0.013885498,-0.0047454834,-0.016342163,0.021087646,0.043060303,0.00459671,0.031921387,-0.019058228,-0.0016107559,0.016159058,-0.0040740967,-0.025909424,-0.004196167,-0.02003479,-0.037506104,0.024719238,0.052520752,0.007144928,0.044128418,0.008628845,-0.0109939575,0.013557434,0.011054993,0.0045318604,-0.013320923,0.0032806396,0.010673523,-0.00674057,0.05444336,0.03640747,-0.007648468,0.016586304,-0.009338379,-0.013313293,-0.011230469,-0.033203125,0.013023376,-0.020339966,0.011795044,-0.019622803,0.015792847,-0.021011353,-0.029586792,0.0093307495,-0.014541626,-0.019744873,-0.026763916,0.0035266876,0.018493652,0.02482605,0.02885437,0.017211914,-0.024520874,0.070373535,-0.0052452087,0.057128906,-0.019226074,0.0061035156,0.044036865,0.04336548,0.039245605,0.017547607,0.025848389,-0.02355957,0.006298065,0.037750244,0.015388489,0.012649536,0.0069274902,-0.017303467,0.052703857,-0.0056877136,0.020339966,-0.029373169,-0.007888794,0.021652222,-0.007411957,0.0033016205,0.00036120415,-0.0064430237,0.013092041,0.0395813,-0.041992188,-0.023239136,-0.03100586,-0.018676758,0.030639648,-0.019485474,0.010498047,0.013313293,-0.020324707,0.022613525,-0.024932861,-0.0041618347,0.004524231,0.028778076,-0.020889282,-0.028274536,0.0073890686,0.018341064,-0.011886597,0.025161743,0.020889282,-0.0105896,0.005203247,0.056121826,-0.0017204285,0.057159424,-0.0033893585,0.028961182,0.018951416,-0.00605011,-0.025894165,0.012962341,0.02798462,-0.014846802,0.009391785,0.0491333,-0.0050621033,0.004825592,-0.014480591,-0.028381348,0.017700195,0.01576233,-0.013221741,-0.006778717,-0.005542755,-0.016540527,0.0016956329,0.021453857,0.013900757,0.00982666,0.0057678223,-0.011329651,0.0063209534,0.031219482,0.023605347,-0.036193848,0.01007843,0.0007753372,0.00642395,-0.024383545,-0.012367249,-0.00021386147,-0.032714844,0.026641846,0.029373169,0.01424408,-0.0020751953,-0.025924683,-0.000320673,0.029586792,0.023452759,0.023040771,0.014846802,-0.005794525,0.022247314,-0.026489258,-0.0061187744,-0.011024475,0.003967285,-0.00217247,0.011039734,-0.020950317,-0.023147583,0.029449463,0.0030899048,0.0053710938,0.010810852,-0.017105103,0.02734375,-0.019073486,-0.01499176,-0.00024795532,0.0026855469,0.0028572083,-0.017059326,-0.026748657,0.01727295,0.05239868,-0.015457153,0.013023376,0.020874023,0.012863159,0.028747559,0.033813477,0.005908966,0.04525757,0.025100708,-0.010215759,-0.006629944,0.03527832,-0.007896423,-0.041992188,0.019592285,-0.01083374,-0.038635254,0.027709961,0.004673004,-0.0063667297,-0.024765015,-0.029296875,-0.0001783371,-0.019088745,0.013954163,-0.015266418,0.0008006096,-0.020309448,-0.014572144,-0.008430481,0.0076408386,-0.04699707,-0.027633667,-0.018692017,-0.011672974,-0.038330078,0.010025024,-0.02670288,0.004306793,-0.031341553,-0.010215759,-0.0010595322,0.034240723,-0.017456055,0.004146576,0.016281128,0.04055786,-0.0034275055,0.017333984,0.02482605,-0.0107421875,-0.018325806,0.00080394745,-0.017807007,-0.013847351,0.03753662,-0.018371582,0.038909912,0.00026154518,-0.01222229,0.004878998,-0.017227173,0.008583069,0.00047636032,-0.029449463,-0.012580872,0.016296387,0.02897644,-0.02456665,0.0033130646,0.048797607,-0.015930176,-0.029830933,0.026138306,0.042999268,0.015281677,0.03717041,-0.009941101,-0.014198303,-0.017868042,0.0022239685,-0.01473999,0.0031108856,0.0031642914,0.0121154785,-0.019607544,0.0035362244,0.019714355,-0.009681702,-0.01625061,0.018188477,0.009719849,-0.01612854,0.039916992,0.025741577,0.0027809143,-0.019378662,-0.013183594,0.019546509,0.02722168,0.01689148,0.01524353,-0.011314392,0.024337769,-0.01789856,0.012786865,0.0033416748,-0.023010254,-0.017959595,-0.019195557,-0.019165039,0.020431519,-0.008087158,0.019714355,-0.0021266937,0.021224976,-0.004135132,-0.021194458,-0.0044517517,0.018035889,0.0053482056,-0.013092041,-0.011619568,0.0025367737,0.018493652,-0.018707275,0.012512207,-0.04360962,-0.027694702,-0.00680542,-0.024307251,0.036834717,0.0065231323,-0.008552551,0.011940002,0.0053749084,0.003566742,-0.0013456345,0.035125732,-0.014579773,-0.010398865,0.024597168,0.028274536,-0.013847351,0.01876831,-0.020401001,-0.009422302,0.024230957,-0.00030851364,0.01878357,0.008216858,0.040283203,0.025283813,-0.012084961,0.018630981,0.004470825,0.0155181885,-0.013168335,-0.0069618225,0.0034713745,-0.0071983337,0.014678955,-0.01676941,-0.020355225,0.0035762787,-0.016845703,-0.033325195,0.011627197,0.018417358,0.051361084,-0.020996094,0.039245605,-0.022598267,-0.019104004,0.0022411346,0.013450623,-0.021270752,-0.012413025,0.037719727,0.004989624,-0.0049591064,-0.007843018,-0.024841309,-0.017303467,-0.010406494,0.011390686,-0.019332886,-0.0010633469,0.00466156,0.021102905,0.035736084,0.014808655,0.012161255,0.02748108,0.012939453,0.027160645,-0.0024147034,0.0262146,0.008453369,-0.01852417,0.0028076172,0.0042686462,0.00041890144,-0.005268097,-0.0063438416,0.004627228,-0.02885437,0.00919342,-0.00440979,0.04598999,-0.027404785,0.010147095,-0.019699097,-0.0011253357,-0.029067993,0.015174866,-0.026626587,0.0058288574,0.035217285,-0.0077934265,0.0056533813,0.0040893555,-0.026062012,0.017959595,0.04220581,-0.0062179565,-0.02305603,-0.003967285,0.0058937073,0.0012149811,-0.0033988953,0.007911682,-0.01878357,-0.0158844,-0.0033245087,-0.006828308,-0.003572464,0.0029907227,0.002298355,0.019104004,-0.000049173832,-0.0068626404,0.029724121,-0.0025920868,-0.00062322617,-0.0047073364,0.008026123,0.018218994,0.035095215,-0.020248413,0.041290283,0.017700195,-0.023361206,0.05267334,-0.020080566,0.004940033,-0.03213501,-0.0039138794,-0.027740479,-0.0051956177,0.005832672,0.004737854],"createdAt":"2026-04-18T18:57:06.922Z","updatedAt":"2026-04-22T09:01:35.818Z","lastSeenAt":"2026-04-22T09:01:35.818Z","tsv":"'/api/v1/stripe/subscriptions/84':85 '0.02':105 '000':100 '20':99 '84':171 'Base network API' 'USDC micropayment API' 'accept':114 'access':6,20,36,91,138 'actual':155 'advertis':129 'ai':62 'analyt':61 'api':5,19,35,58,90,131,185 'application/json':118 'attach':141 'avail':181 'base':8,22,80,101,124 'base-network':123 'behind':72,157 'call':12,26 'caller':139,210 'challeng':111 'confirm':112 'connect':194 'content':200 'crawl':183 'data':60,204 'doc':184 'document':174,221 'endpoint':30,47,84,160,208 'financ':65 'function':156 'gate':3,17,71 'header':146 'host':54 'howev':153 'id':170 'infrastructur':68 'instant':137 'json-response' 'key':132 'know':202 'learn':64 'limit':135 'list':87 'lowpaymentfee' 'lowpaymentfee.com':32,51 'machin':63 'mani':46 'micropay':74 'network':81,125 'offer':48 'one':44 'opaqu':216 'page':189 'paid':9,23 'particular':159 'path':164 'pay-per-call API' 'payment':40,95,145,151 'per':11,25,107 'per-cal':10,24 'per-call-micropayment' 'platform':52,128 'post':115 'post-method' 'premium':4,18,34,89,217 'premium API' 'price':186 'prompt':196 'proof':152 'protocol':41 'provid':33 'publish':223 'rate':134 'readm':188 'request':108,116,175 'requir':93 'resourc':169,218 'respons':178 'return':117,191,209 'schema':176,179 'servic':206 'settl':75,120 'simpli':140 'span':59 'specif':83 'stripe':167 'stripe subscriptions API' 'subscript':168 'substant':199 'suggest':165 'treat':212 'unclear':162 'unit':102 'usd':106 'usdc':14,28,77,104 'usdc-base-network' 'util':69 'valid':149 'varieti':56 'via':37 'wallet':126,195 'web3':66 'without':201 'x':144 'x-payment':143 'x402':2,16,39,73,110,150 'x402 endpoint' 'x402-gated':1,15 'x402-payment'","prices":[{"id":"af70bab5-648c-4da3-9e62-ec1ab4b4231c","listingId":"31c364b8-0fec-457c-a8a7-27bde6c369f6","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/stripe/subscriptions/84","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:57:06.922Z"}],"sources":[{"listingId":"31c364b8-0fec-457c-a8a7-27bde6c369f6","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/stripe/subscriptions/84","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:57:06.922Z","lastSeenAt":"2026-04-22T09:01:35.818Z"}],"details":{"listingId":"31c364b8-0fec-457c-a8a7-27bde6c369f6","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/stripe/subscriptions/84 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-proof>\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units of USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/stripe/subscriptions/84"},{"claim":"The platform advertises $0.02/request pricing with no API keys, no rate limits, and instant access","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/stripe/subscriptions/84"},{"claim":"The platform offers APIs across data & analytics, AI & ML, finance & Web3, and infrastructure categories","source_url":"https://lowpaymentfee.com"}],"useCases":["Accessing a premium gated resource with per-call USDC micropayments","Demonstrating x402 payment protocol integration on Base","Agent-driven API consumption without API keys or subscriptions"],"bestFor":["Developers experimenting with x402 micropayment flows","Agents that can autonomously settle USDC payments on Base","Use cases requiring keyless, pay-per-request API access"],"notFor":["Users who need detailed API documentation before integrating","Applications requiring well-defined request/response schemas","High-volume use cases where subscription pricing would be cheaper"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:13:47.769Z"},"updatedAt":"2026-04-22T09:01:35.818Z"}}