{"id":"47085011-5f1a-4f79-acb2-5e6bdbf09e9a","shortId":"HXCmMC","kind":"x402","title":"x402-gated premium API access on Base, pay $0.02 per request in USDC.","tagline":"x402-gated premium API access on Base, pay $0.02 per request 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 API categories including Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure utilities. All endpoints on the platform share a uniform pricing model of $0.02 per request, settled in USDC on the Base network.\n\nThe specific endpoint `/api/v1/benefits/46` is labeled \"Premium API Access\" but the crawled documentation does not clarify what data or functionality this particular path returns. It is not listed among the publicly advertised endpoints on the homepage (which cover analytics, AI inference, finance, and utility APIs), so it may be an unlisted or special-purpose route. The x402 challenge confirms the endpoint is live, accepts POST requests, and requires a payment of 20,000 base units of USDC (0x8335…) on Base, which equals $0.02 (USDC uses 6 decimals). No API key or authentication is needed beyond the x402 payment header.\n\nThe platform advertises no rate limits, no API keys, no minimums, and instant access. Documentation pages (/docs, /pricing, /README) returned only a \"Connect wallet\" prompt with no substantive content, so detailed request/response schemas are unavailable.","tags":[],"capabilities":["x402-payment","usdc-base","pay-per-request","no-api-key","premium-api-access"],"categories":["api-gateway","misc"],"synonyms":["lowpaymentfee","low payment fee API","x402 premium access","USDC micropayment API","Base network API","pay-per-call API"],"warnings":["The endpoint path /api/v1/benefits/46 is not listed among the publicly advertised APIs on the homepage; its actual functionality is unknown.","All documentation pages (/docs, /pricing, /README) returned no substantive content.","No request body schema or response schema is available; callers must guess at the expected input/output.","The platform appears to be a generic x402 demo or early-stage service; reliability and uptime are unverified."],"endpointUrl":"https://lowpaymentfee.com/api/v1/benefits/46","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/benefits/46","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 the specific functionality of /api/v1/benefits/46 is undocumented. No request/response schema, no examples, and all documentation pages are empty beyond a wallet-connect prompt. The listing is effectively a stub.","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":"2026-04-19T16:24:36.924Z","embedding":[-0.017822266,-0.025604248,0.061920166,0.029464722,0.018127441,-0.025619507,-0.026901245,0.04751587,0.066833496,-0.064331055,0.030075073,-0.04525757,-0.025405884,-0.035339355,-0.0317688,0.009750366,-0.013168335,0.013717651,-0.05041504,0.0463562,0.041229248,-0.017242432,-0.010131836,0.045684814,0.010009766,-0.020004272,-0.002161026,-0.029174805,-0.008049011,-0.02281189,0.021194458,-0.023895264,-0.00088071823,0.021194458,-0.011558533,-0.018569946,-0.006450653,0.050048828,0.033996582,-0.011642456,0.004966736,-0.04309082,-0.005771637,0.0063972473,-0.046691895,-0.0074539185,0.01739502,-0.028366089,-0.024475098,0.014694214,-0.027313232,-0.009483337,-0.022537231,0.0018835068,0.017181396,0.008682251,0.004261017,-0.021774292,0.005580902,0.0075912476,-0.011108398,-0.06677246,-0.012489319,0.009796143,0.017349243,0.05380249,-0.007259369,0.04309082,0.007499695,0.049804688,0.03933716,0.05621338,0.037994385,0.014732361,0.0029773712,-0.0028438568,-0.0026245117,0.06112671,-0.01121521,-0.0085372925,-0.013145447,-0.0018320084,-0.051452637,0.004096985,-0.016082764,-0.054992676,-0.012901306,0.014549255,-0.021865845,0.03491211,-0.06512451,-0.018722534,-0.02154541,0.013450623,0.0035934448,0.006587982,-0.014053345,0.011154175,-0.009780884,0.018234253,0.01979065,-0.047912598,0.028427124,0.02607727,0.066223145,0.036376953,0.024520874,0.034851074,0.008903503,-0.01828003,-0.007133484,0.013328552,-0.0064849854,-0.0017137527,0.015945435,0.0015459061,-0.017593384,0.010650635,-0.013595581,0.029968262,-0.05227661,0.062561035,0.029937744,-0.022598267,0.009422302,-0.044921875,-0.0011854172,-0.005935669,-0.032226562,-0.015945435,0.019866943,0.011100769,0.040130615,-0.021118164,-0.02949524,0.0070648193,-0.009986877,-0.033325195,-0.048065186,-0.0127334595,0.03515625,-0.032226562,0.027999878,0.024597168,-0.09484863,-0.0015144348,-0.05331421,0.016189575,-0.031066895,-0.0053520203,-0.01348114,0.022964478,-0.028289795,-0.016418457,-0.024230957,-0.016036987,-0.0013341904,0.028503418,-0.010772705,0.04559326,-0.011756897,0.02684021,0.01737976,0.0038700104,0.032104492,0.04159546,-0.00021314621,-0.08148193,-0.094177246,-0.033477783,-0.009902954,-0.0061683655,-0.048034668,-0.0021018982,0.0063667297,-0.08282471,-0.038482666,-0.017959595,0.008102417,-0.03366089,-0.0031795502,-0.030151367,0.021316528,-0.012420654,-0.06008911,-0.018844604,-0.032958984,0.063964844,0.017730713,0.012634277,0.028289795,-0.012557983,0.05355835,0.01927185,-0.026855469,-0.03201294,0.018737793,-0.026885986,0.027709961,0.013313293,0.010040283,-0.044555664,0.034484863,0.058502197,0.010406494,-0.0110321045,0.0074005127,-0.039154053,-0.028884888,-0.039245605,0.003440857,0.010620117,-0.008125305,0.03982544,-0.020523071,-0.033172607,-0.0027637482,0.0013837814,0.032165527,0.062286377,0.0037136078,-0.0034427643,0.011940002,0.019104004,-0.04058838,0.036743164,0.034240723,0.026000977,-0.029922485,-0.012634277,0.026535034,0.0418396,-0.024978638,-0.004180908,-0.018753052,0.021133423,-0.0022583008,0.009895325,0.033416748,-0.026779175,-0.033966064,-0.039520264,-0.015235901,0.036254883,0.012145996,-0.035583496,-0.052093506,-0.07080078,0.032928467,0.061340332,0.022659302,0.0058288574,0.006248474,-0.030715942,0.00009429455,-0.060058594,0.050750732,0.0736084,-0.010032654,-0.016036987,0.02217102,-0.016235352,-0.024902344,-0.03201294,-0.0004849434,-0.021652222,-0.027816772,0.0013971329,-0.039031982,0.0010070801,0.00907135,0.026992798,0.05508423,-0.011291504,-0.04260254,-0.026062012,0.0056419373,0.00013172626,-0.03149414,-0.003063202,-0.0027332306,0.012031555,0.033691406,-0.003835678,0.019378662,-0.0066566467,0.022964478,-0.00066280365,-0.021240234,-0.03793335,-0.03378296,0.020568848,-0.0026340485,-0.0657959,0.011436462,0.0043640137,0.060302734,-0.04272461,0.0418396,-0.009254456,0.010719299,0.062347412,-0.013923645,-0.04776001,0.0036373138,0.025741577,0.04675293,0.03479004,0.004814148,-0.0032691956,-0.009986877,0.05126953,-0.01260376,0.0011768341,0.008605957,0.031799316,0.025619507,-0.0038528442,-0.060577393,-0.030715942,-0.013420105,-0.022415161,0.015853882,-0.040130615,0.034088135,-0.014266968,0.006275177,-0.029434204,0.0024776459,-0.045715332,0.02230835,-0.012451172,-0.013450623,-0.020462036,-0.023788452,0.008605957,0.027420044,-0.014213562,-0.0023326874,0.044067383,0.02015686,-0.008781433,-0.04244995,-0.0113220215,-0.019958496,0.013763428,0.024627686,0.041900635,0.009246826,0.035980225,-0.032684326,0.014022827,0.03579712,0.014091492,0.0418396,0.0024986267,0.022644043,-0.059143066,-0.0625,-0.013450623,-0.052490234,0.018218994,0.011741638,0.021514893,0.040924072,0.005607605,-0.022964478,-0.035614014,0.026947021,-0.03704834,0.011802673,0.049468994,-0.004802704,-0.035095215,0.002840042,0.015991211,0.013381958,0.02796936,0.015640259,0.0079422,0.0670166,0.043060303,0.014144897,0.010986328,0.020950317,0.024291992,-0.005821228,-0.02949524,-0.03237915,-0.013092041,0.018218994,-0.020950317,-0.012687683,-0.07763672,0.0362854,0.035949707,0.07873535,0.011520386,0.009742737,0.032318115,-0.022262573,0.0072746277,-0.031677246,-0.024353027,-0.030151367,-0.048583984,0.0211792,-0.020187378,-0.004180908,-0.017349243,0.019058228,0.014785767,0.018615723,-0.04232788,0.06524658,0.0024490356,-0.017211914,0.010040283,0.0044670105,0.042510986,0.0463562,-0.04333496,0.024734497,0.013572693,-0.026885986,-0.007659912,0.022460938,-0.003545761,-0.019515991,-0.06732178,-0.0418396,-0.008049011,-0.009048462,-0.057434082,-0.01335907,0.009010315,0.024353027,0.00548172,-0.01939392,-0.026367188,0.012268066,-0.016830444,-0.05609131,-0.023117065,-0.038269043,0.0155181885,0.042419434,-0.017486572,-0.0035629272,-0.00006431341,-0.006526947,0.002779007,0.008834839,-0.004173279,-0.007671356,-0.04119873,0.011352539,0.0023269653,0.011421204,0.024169922,0.012870789,0.031341553,0.012046814,0.05114746,0.01197052,-0.012062073,-0.049468994,0.008987427,-0.05102539,-0.0038871765,-0.0037727356,-0.010429382,-0.0016889572,-0.026885986,-0.025619507,-0.026657104,0.0025043488,-0.02645874,0.0052986145,0.03753662,-0.04333496,-0.029434204,-0.059661865,-0.020385742,0.012557983,0.081726074,0.044952393,-0.0064086914,-0.06604004,-0.028045654,0.01776123,-0.0037460327,0.01914978,-0.0154953,-0.010467529,-0.007850647,-0.03845215,-0.018875122,-0.021072388,0.029327393,-0.00078201294,-0.014656067,0.020385742,-0.0040893555,0.018127441,-0.0015325546,0.0075531006,0.040374756,-0.03363037,0.0027809143,-0.042816162,0.02029419,0.0074272156,0.0005836487,-0.045410156,0.053527832,0.017730713,0.043426514,-0.032409668,0.0011043549,0.0041618347,0.020126343,0.019973755,-0.018829346,-0.015960693,0.0013103485,-0.048919678,-0.07659912,0.032196045,-0.024124146,0.023529053,-0.0042877197,0.018798828,0.034484863,-0.005756378,-0.0024662018,0.027923584,-0.026367188,-0.014915466,-0.028244019,-0.036987305,-0.009567261,0.016311646,-0.011360168,0.009513855,-0.014480591,0.003944397,-0.013839722,-0.027862549,0.03552246,0.002483368,0.005256653,0.036376953,0.0053367615,0.022735596,0.048614502,0.002210617,-0.022491455,0.021499634,-0.0048332214,0.007457733,-0.010879517,0.04324341,0.019104004,-0.009162903,-0.00762558,0.0015058517,-0.012466431,-0.020111084,-0.016098022,0.000916481,0.03765869,0.00233078,-0.030181885,0.029724121,0.027313232,-0.02999878,-0.009963989,0.021972656,0.01638794,-0.034088135,0.022598267,0.022537231,0.059051514,-0.02128601,-0.0018615723,0.0029239655,0.023544312,0.014823914,0.023361206,-0.018981934,0.012802124,-0.0181427,0.0078048706,0.0016965866,-0.010047913,0.008934021,0.00060892105,0.01663208,0.030151367,0.0154800415,-0.030288696,-0.018188477,-0.0010156631,-0.008377075,-0.02029419,0.023773193,0.021499634,0.00894165,-0.023208618,0.029067993,0.016906738,-0.032714844,-0.008628845,-0.024765015,0.04638672,-0.012252808,-0.0057258606,0.019973755,-0.0016393661,0.026016235,-0.05117798,0.0026130676,0.0074386597,0.022064209,-0.026138306,-0.03933716,-0.039367676,-0.0008883476,0.01991272,0.016479492,0.009590149,0.029830933,-0.005203247,0.0141067505,0.017364502,-0.0026626587,-0.0058555603,-0.026687622,-0.05227661,-0.012504578,-0.00053691864,-0.008888245,-0.030685425,0.004486084,-0.023757935,-0.01890564,0.0035171509,-0.01184845,-0.0058517456,-0.011138916,0.020095825,0.039215088,0.0059776306,0.011390686,-0.013771057,-0.015701294,0.013397217,0.010955811,0.023223877,-0.03942871,0.009552002,-0.015090942,-0.0035057068,-0.014038086,0.019165039,0.022476196,0.024093628,0.0032215118,0.02204895,-0.04156494,0.025161743,-0.027816772,0.009223938,0.007472992,-0.042419434,-0.0040779114,-0.030395508,-0.016296387,0.036376953,-0.020584106,-0.004135132,-0.027420044,-0.025634766,-0.015792847,-0.03845215,0.009483337,0.038909912,0.03225708,-0.038269043,0.003967285,0.005760193,0.005519867,-0.010040283,0.0010261536,-0.010040283,0.028076172,0.020553589,-0.00030827522,-0.027267456,-0.018920898,-0.007987976,-0.0016946793,-0.05065918,-0.037719727,-0.028778076,0.009025574,-0.010307312,0.0026874542,-0.028793335,-0.020751953,0.006034851,-0.03869629,0.008483887,0.0138549805,0.023880005,0.01322937,-0.018692017,0.007286072,0.027328491,-0.022720337,0.027923584,0.0116119385,-0.0028152466,-0.041259766,0.0047416687,0.040252686,0.023803711,0.0054779053,-0.011558533,-0.0018386841,-0.028778076,-0.059936523,-0.0056762695,-0.012245178,0.002204895,0.0069274902,-0.007118225,-0.0501709,-0.011650085,-0.024368286,0.0087890625,0.017074585,0.027648926,0.016967773,-0.0061149597,0.009742737,-0.012481689,-0.009811401,-0.04159546,0.02053833,0.01121521,-0.0024604797,0.011299133,0.055145264,0.011878967,-0.014915466,-0.0013875961,-0.0035991669,0.013633728,-0.022033691,0.011985779,-0.01184082,0.0067825317,-0.0040130615,-0.011688232,-0.03277588,0.0005917549,0.08001709,-0.010025024,0.0073280334,-0.016220093,-0.015449524,0.014183044,0.03704834,-0.050842285,-0.012336731,-0.039093018,0.016098022,-0.021072388,0.019973755,0.011787415,0.020584106,-0.02281189,-0.05606079,-0.016113281,0.022903442,-0.009742737,-0.05529785,-0.018493652,-0.052093506,-0.0101623535,-0.013961792,-0.020721436,0.0052833557,0.009963989,-0.0053710938,-0.08508301,0.0034332275,0.04550171,0.0042877197,0.014915466,-0.028900146,0.02532959,0.030395508,-0.023010254,-0.018066406,0.021453857,-0.032684326,-0.011459351,-0.029785156,0.03302002,-0.01109314,-0.025726318,0.03100586,0.013031006,0.018920898,-0.016799927,0.01398468,-0.013679504,0.010124207,-0.013504028,0.025634766,-0.005554199,-0.007888794,0.02619934,-0.04269409,0.017196655,0.02532959,-0.006752014,-0.009780884,0.027954102,0.030853271,-0.043151855,-0.010307312,0.046691895,0.016098022,0.029220581,-0.03237915,0.048553467,0.019515991,-0.011672974,0.022949219,-0.015853882,-0.040252686,-0.03930664,-0.037475586,0.016540527,0.010345459,0.023773193,-0.0038261414,0.00856781,0.016326904,0.00018572807,0.004383087,-0.021713257,-0.02192688,-0.015991211,0.015129089,0.0069122314,0.0003244877,0.011512756,0.02796936,0.024124146,0.049224854,0.00012767315,-0.015914917,0.015991211,0.014091492,-0.017349243,0.009513855,0.015174866,0.0059394836,0.017990112,0.020431519,0.012626648,-0.042510986,-0.017074585,-0.015930176,-0.014175415,0.015838623,0.0066375732,-0.00843811,-0.0058403015,0.00012552738,0.0010671616,-0.046325684,0.020828247,-0.034088135,-0.022140503,-0.00020563602,-0.025817871,0.011276245,0.014862061,0.006061554,0.007801056,-0.0035896301,0.060150146,0.009490967,-0.0063209534,0.027755737,0.03164673,0.008865356,-0.029724121,-0.007926941,-0.0063972473,-0.010749817,0.0024051666,-0.023406982,0.012634277,0.040374756,-0.020751953,0.0084991455,-0.00819397,0.032318115,-0.002916336,0.011924744,0.00091934204,0.003955841,-0.01966858,0.032409668,-0.03918457,-0.0053710938,0.028686523,0.0067253113,-0.004585266,-0.019424438,-0.03994751,0.02494812,0.0032081604,-0.021224976,0.048431396,-0.008964539,0.02130127,-0.028900146,-0.0068092346,0.003917694,-0.021759033,-0.020492554,0.040008545,-0.0018997192,-0.0004892349,0.022323608,-0.03074646,0.031311035,-0.041870117,0.01600647,0.0029296875,-0.0010957718,-0.011505127,-0.018737793,-0.022888184,-0.007537842,-0.01184082,-0.009361267,0.0005965233,0.04748535,0.025894165,0.020324707,0.025970459,0.01335144,0.009338379,-0.04034424,-0.029830933,0.00806427,-0.02532959,0.021759033,-0.023117065,0.049926758,0.049926758,-0.0095825195,0.036468506,0.03265381,0.028182983,0.013511658,0.011886597,-0.007980347,0.022109985,-0.010574341,0.023071289,0.014808655,0.04901123,-0.027786255,0.015556335,-0.0010375977,0.024597168,-0.030029297,0.031555176,0.06958008,0.023223877,-0.010475159,0.040771484,-0.006980896,-0.012039185,-0.013420105,-0.020477295,0.058441162,0.00027441978,0.056365967,0.027679443,0.013595581,-0.0073394775,0.029037476,-0.022994995,-0.044891357,0.060638428,0.03036499,-0.024490356,-0.0029087067,-0.014854431,0.010536194,-0.051696777,-0.0289917,0.0105896,0.0018234253,0.0017614365,-0.009506226,0.007247925,-0.016540527,0.029418945,0.024353027,0.00920105,-0.0141067505,0.029418945,0.02760315,0.008995056,0.028884888,0.0032444,0.035186768,-0.018417358,-0.0073013306,0.005180359,0.024520874,-0.0002515316,-0.00024104118,0.018722534,0.013313293,0.050811768,0.036834717,-0.02192688,-0.015991211,0.02760315,0.016174316,0.0066070557,0.03543091,0.032958984,0.0019798279,0.041412354,0.044799805,0.020980835,-0.023101807,0.007713318,-0.008590698,0.0077056885,-0.0030174255,-0.018234253,0.009857178,-0.00756073,0.022125244,0.010360718,-0.007774353,0.029281616,0.02796936,0.0050849915,0.010910034,-0.0040740967,0.021148682,-0.004798889,0.011039734,0.016555786,-0.018203735,0.029327393,0.008163452,0.036743164,-0.01914978,0.028366089,-0.0072517395,-0.014213562,-0.006881714,0.01058197,-0.029327393,-0.006122589,-0.0060577393,-0.0033988953,-0.041992188,0.014122009,0.029006958,-0.020324707,0.034057617,0.011016846,0.008918762,0.0030498505,0.024124146,0.015182495,-0.018188477,-0.00983429,-0.012184143,0.028579712,0.05050659,0.0056381226,0.010391235,-0.0088272095,0.00043034554,0.015731812,-0.0009589195,-0.0070610046,-0.011306763,-0.007411957,-0.04675293,0.003944397,0.04385376,0.018051147,0.029754639,0.0011901855,-0.007511139,0.0005803108,0.027435303,0.01676941,-0.0005712509,-0.0074272156,0.025436401,-0.017059326,0.0418396,0.03652954,-0.012123108,0.022567749,-0.020812988,-0.013381958,0.0082473755,-0.014556885,0.020645142,-0.010139465,0.011634827,-0.01687622,0.021621704,-0.019241333,-0.04232788,0.008277893,-0.014320374,-0.002878189,-0.027023315,0.010406494,0.006511688,0.017486572,0.039245605,0.014160156,-0.022445679,0.070617676,-0.013580322,0.045135498,-0.019897461,-0.0023174286,0.060791016,0.044555664,0.038391113,0.027740479,0.022125244,-0.023117065,0.010139465,0.037353516,0.022064209,0.013504028,0.0029296875,-0.014198303,0.033172607,-0.00039553642,0.023651123,-0.018035889,-0.0014591217,0.010795593,-0.0072669983,-0.009391785,0.006816864,-0.007881165,0.016967773,0.047332764,-0.027816772,-0.009841919,-0.016357422,-0.007511139,0.03543091,0.0009860992,0.0031089783,-0.0015306473,-0.024368286,0.020324707,-0.02468872,-0.010353088,0.0078048706,0.029327393,-0.042266846,-0.016784668,0.0041389465,0.022125244,-0.033721924,0.020950317,0.010772705,-0.0034942627,0.019607544,0.044555664,-0.00605011,0.04360962,-0.0074920654,0.026031494,0.029251099,0.0005803108,-0.026443481,0.007904053,0.00831604,-0.02381897,0.0072517395,0.037017822,-0.011528015,0.008926392,0.0047836304,-0.011703491,0.0069618225,0.020080566,-0.008071899,-0.0000020861626,-0.009170532,-0.011520386,0.008460999,0.011665344,0.008178711,0.011764526,-0.00093507767,-0.0110321045,0.011627197,0.04019165,0.01449585,-0.03793335,0.010650635,0.010932922,0.019134521,-0.017547607,-0.016235352,-0.014343262,-0.027114868,0.02418518,0.022354126,-0.0007491112,0.007827759,-0.025299072,-0.007888794,0.025848389,0.018753052,0.014373779,-0.0020637512,-0.002811432,0.009971619,-0.018081665,0.002117157,-0.011772156,-0.008422852,0.020065308,0.007820129,-0.020507812,-0.028564453,0.012931824,-0.008666992,0.013694763,0.005012512,-0.018920898,0.02709961,-0.005554199,-0.01600647,0.005241394,0.0060920715,-0.0044288635,-0.014915466,-0.027435303,0.016571045,0.054534912,-0.011924744,-0.0050468445,0.011238098,0.020019531,0.01626587,0.03894043,0.010482788,0.037963867,0.028137207,-0.02482605,-0.033843994,0.02243042,-0.013717651,-0.0368042,0.021652222,-0.0044517517,-0.0154418945,0.020324707,0.004573822,-0.004722595,-0.020095825,-0.016113281,-0.010879517,-0.023849487,0.028778076,-0.02128601,0.004634857,-0.023010254,-0.011390686,0.0075531006,-0.015075684,-0.035339355,-0.02658081,-0.008087158,-0.0074386597,-0.03933716,0.010597229,-0.026901245,0.004802704,-0.01739502,0.009727478,-0.013076782,0.044830322,-0.011383057,-0.0015048981,0.022094727,0.033447266,0.0025787354,0.013710022,0.016174316,-0.021209717,-0.037628174,-0.010215759,-0.0040626526,-0.0066871643,0.0178833,-0.01550293,0.0418396,0.012962341,-0.012451172,-0.0038070679,-0.010574341,-0.006454468,-0.0058021545,-0.03656006,-0.0155181885,0.009780884,0.022750854,-0.001039505,-0.012611389,0.044891357,-0.018371582,-0.021331787,0.012084961,0.03378296,0.01789856,0.031555176,-0.0116119385,-0.018127441,-0.017150879,0.0030765533,-0.011558533,0.0059432983,0.016937256,0.0036239624,-0.012557983,-0.009727478,0.016708374,-0.0059661865,-0.005405426,0.013046265,-0.010185242,-0.0129470825,0.037200928,0.011405945,-0.009101868,-0.018295288,-0.0184021,0.021270752,0.04348755,0.0231781,0.003572464,-0.0140686035,0.0109939575,-0.008255005,0.0079422,0.021759033,-0.029312134,-0.020645142,-0.022537231,-0.030288696,0.01927185,0.0035762787,0.019622803,-0.0026359558,0.018005371,-0.015625,-0.018417358,-0.020492554,0.03265381,0.0014476776,-0.014129639,0.0008702278,-0.0036334991,0.013305664,-0.027160645,0.0017766953,-0.03930664,-0.029312134,-0.016906738,-0.025817871,0.0067710876,0.011672974,-0.008049011,0.0011205673,-0.0040245056,-0.01259613,0.006881714,0.024276733,-0.017868042,-0.006401062,0.013221741,0.010955811,-0.025634766,0.019989014,-0.009918213,-0.017593384,0.020812988,-0.007881165,0.012382507,-0.012107849,0.017303467,0.015197754,-0.014625549,0.034240723,-0.00011187792,0.011779785,-0.02142334,0.014122009,0.0006656647,-0.0014762878,0.014656067,-0.019180298,-0.024353027,0.010650635,-0.022064209,-0.043304443,0.009109497,0.02885437,0.0362854,-0.0129776,0.04425049,-0.0093307495,-0.006526947,0.0134887695,0.014762878,-0.0178833,0.0018901825,0.041015625,0.0019083023,-0.006198883,0.0068092346,-0.012634277,-0.027755737,-0.015357971,0.011940002,-0.013977051,-0.00793457,0.024597168,0.012771606,0.039154053,0.0012750626,0.02166748,0.028244019,0.010421753,0.033996582,0.010757446,0.043151855,0.002954483,-0.020355225,0.0014448166,0.004764557,-0.0071144104,-0.006088257,-0.0013656616,0.0013141632,-0.03475952,0.012908936,-0.0032024384,0.041015625,-0.034301758,0.012084961,-0.022384644,-0.002483368,-0.027420044,-0.010726929,-0.024093628,0.010169983,0.0357666,0.018112183,0.0104599,0.011787415,-0.032409668,0.03189087,0.05215454,-0.0016536713,-0.024291992,-0.0126953125,0.006340027,0.0016021729,-0.015022278,0.019012451,-0.01953125,-0.0152282715,-0.00024700165,-0.025360107,0.004463196,-0.002292633,0.0289917,0.005569458,-0.016311646,-0.0098724365,0.02381897,-0.0011529922,-0.0004849434,0.014213562,-0.0024700165,0.025909424,0.03744507,-0.0069885254,0.027954102,0.034118652,-0.0357666,0.04937744,-0.016235352,0.018753052,-0.017730713,0.012123108,-0.039611816,-0.006641388,-0.008583069,0.0158844],"createdAt":"2026-04-18T19:59:35.268Z","updatedAt":"2026-04-22T05:31:53.854Z","lastSeenAt":"2026-04-22T05:31:53.854Z","tsv":"'/api/v1/benefits/46':95 '/docs':208 '/pricing':209 '/readme':210 '0.02':10,24,82,175 '000':165 '0x8335':170 '20':164 '6':178 'Base network API' 'USDC micropayment API' 'accept':156 'access':6,20,36,100,205 'advertis':123,194 'ai':63,131 'among':120 'analyt':62,130 'api':5,19,35,58,99,136,181,199 'authent':184 'base':8,22,90,166,172 'beyond':187 'categori':59 'challeng':150 'clarifi':107 'confirm':151 'connect':214 'content':220 'cover':129 'crawl':103 'data':61,109 'decim':179 'detail':222 'document':104,206 'endpoint':30,47,72,94,124,153 'equal':174 'financ':66,133 'function':111 'gate':3,17 'header':191 'homepag':127 'host':54 'includ':60 'infer':132 'infrastructur':69 'instant':204 'key':182,200 'label':97 'learn':65 'limit':197 'list':119 'live':155 'low payment fee API' 'lowpaymentfee' 'lowpaymentfee.com':32,51 'machin':64 'mani':46 'may':139 'minimum':202 'model':80 'need':186 'network':91 'no-api-key' 'offer':48 'one':44 'page':207 'particular':113 'path':114 'pay':9,23 'pay-per-call API' 'pay-per-request' 'payment':40,162,190 'per':11,25,83 'platform':52,75,193 'post':157 'premium':4,18,34,98 'premium-api-access' 'price':79 'prompt':216 'protocol':41 'provid':33 'public':122 'purpos':146 'rate':196 'request':12,26,84,158 'request/response':223 'requir':160 'return':115,211 'rout':147 'schema':224 'settl':85 'share':76 'special':145 'special-purpos':144 'specif':93 'substant':219 'unavail':226 'uniform':78 'unit':167 'unlist':142 'usdc':14,28,87,169,176 'usdc-base' 'use':177 'util':70,135 'varieti':56 'via':37 'wallet':215 'web3':67 'x402':2,16,39,149,189 'x402 premium access' 'x402-gated':1,15 'x402-payment'","prices":[{"id":"2d43f420-aec9-49a7-a0a6-444db8a3d965","listingId":"47085011-5f1a-4f79-acb2-5e6bdbf09e9a","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/benefits/46","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T19:59:35.268Z"}],"sources":[{"listingId":"47085011-5f1a-4f79-acb2-5e6bdbf09e9a","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/benefits/46","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T19:59:35.268Z","lastSeenAt":"2026-04-22T05:31:53.854Z"}],"details":{"listingId":"47085011-5f1a-4f79-acb2-5e6bdbf09e9a","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/benefits/46 \\\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 endpoint returns a 402 x402 challenge with maxAmountRequired of 20000 base units of USDC on Base","source_url":"https://lowpaymentfee.com/api/v1/benefits/46"},{"claim":"All endpoints on the platform are priced at $0.02 per request with no API keys, no rate limits, and instant access","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base network","source_url":"https://lowpaymentfee.com/api/v1/benefits/46"},{"claim":"The platform offers APIs across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categories","source_url":"https://lowpaymentfee.com"}],"useCases":["Accessing premium API functionality with per-request USDC micropayments on Base","Agent-driven API consumption without pre-registration or API keys","Testing x402 payment protocol integrations against a live endpoint"],"bestFor":["Developers exploring x402 pay-per-request patterns","AI agents needing keyless, on-demand API access","Low-volume consumers who want no subscription commitments"],"notFor":["Users needing detailed documentation or guaranteed SLAs","High-volume batch processing where per-request fees add up","Anyone without a Base-compatible USDC wallet"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:13:26.48Z"},"updatedAt":"2026-04-22T05:31:53.854Z"}}