{"id":"68c7e0ff-9835-49eb-b964-e7e088597e52","shortId":"JLEQnL","kind":"x402","title":"Pay-per-call API platform on Base network via x402 — $0.02/request in USDC.","tagline":"Pay-per-call API platform on Base network via x402 — $0.02/request in USDC.","description":"lowpaymentfee.com is an x402-enabled API platform that offers a variety of endpoints across data analytics, AI/ML inference, finance/Web3 data, and utility services. All endpoints are pay-per-request at $0.02 each, settled in USDC on the Base network. No API keys, rate limits, or subscriptions are required — callers simply attach an x402 payment header to each request.\n\nThe specific endpoint at `/api/v1/customers/53` is listed as \"Premium API Access\" and returns JSON. Based on the x402 challenge, it accepts POST requests and charges up to 20,000 base units of USDC (0.02 USDC, i.e., $0.02) per call, consistent with the site's uniform pricing. The platform also advertises endpoints for sentiment analysis, text summarization, classification, embeddings, price feeds, exchange rates, geocoding, validation, conversion, and data export, all at the same $0.02 price point.\n\nDocumentation is extremely sparse — the docs, pricing, API, and README pages all render only a \"Connect wallet\" prompt with no substantive content. There is no OpenAPI schema, no request/response examples, and no description of what the `/api/v1/customers/53` endpoint actually returns. The endpoint is live (returns a proper 402 challenge), but without documentation it is unclear what data or functionality it provides beyond the generic \"Premium API Access\" label.","tags":[],"capabilities":["x402-payment","usdc-settlement","base-network","pay-per-request","json-response","post-method"],"categories":["api-platform","data"],"synonyms":["x402 API","pay-per-call API","USDC micropayment API","Base network API","lowpaymentfee","crypto-paid API","no-auth API"],"warnings":["No documentation available — docs, pricing, API, and README pages all show only 'Connect wallet'","No OpenAPI or request/response schema provided","The purpose of /api/v1/customers/53 is unknown — 'Premium API Access' is not descriptive","Cannot verify what data or functionality this endpoint returns without paying"],"endpointUrl":"https://lowpaymentfee.com/api/v1/customers/53","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/customers/53","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 with clear pricing, but there is no documentation, no OpenAPI schema, no request/response examples, and no explanation of what the /api/v1/customers/53 endpoint actually does. The docs, pricing, and README pages are all empty beyond a wallet-connect prompt. 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":"2026-04-18T23:34:52.010Z","embedding":[-0.02192688,-0.030838013,0.0284729,0.023757935,0.0082092285,-0.039489746,-0.017929077,0.032104492,0.0758667,-0.060058594,0.031173706,-0.05053711,-0.029785156,-0.032226562,-0.01751709,0.003030777,0.011665344,-0.005443573,-0.04244995,0.025177002,0.035003662,0.00046777725,-0.02709961,0.023147583,-0.0038013458,-0.00038051605,-0.017166138,0.010910034,-0.014205933,-0.049987793,0.047607422,-0.025970459,-0.0004284382,0.012702942,-0.020477295,-0.012184143,-0.0025672913,0.031311035,0.030838013,-0.002363205,0.007385254,-0.05618286,0.0023765564,-0.011604309,-0.05831909,-0.010177612,0.024765015,-0.0124435425,0.0035419464,-0.0037631989,-0.037078857,0.0031414032,-0.014518738,-0.01864624,-0.00066804886,-0.0007572174,-0.007843018,-0.00409317,0.009757996,0.014846802,-0.010383606,-0.06311035,-0.019165039,-0.029922485,0.011116028,0.051940918,0.0003311634,0.04348755,0.008300781,0.0703125,0.043670654,0.039123535,0.024795532,0.009887695,0.0018663406,-0.0073165894,0.005832672,0.05783081,-0.0022792816,-0.04034424,-0.024658203,-0.011619568,-0.04324341,-0.0041618347,-0.0070228577,-0.06048584,-0.020126343,0.02357483,-0.023803711,0.035461426,-0.07092285,0.0047416687,-0.0035629272,-0.0032253265,0.010040283,-0.000954628,-0.005897522,0.016571045,-0.0011062622,0.0041389465,0.0029392242,-0.040893555,0.019607544,0.0032463074,0.045166016,0.037231445,0.023376465,0.023925781,0.0056037903,-0.008705139,-0.03918457,0.005592346,-0.007904053,-0.015655518,-0.0010652542,0.005970001,-0.014007568,0.0134887695,-0.023376465,0.007118225,-0.041656494,0.051818848,0.020324707,0.005584717,0.011856079,-0.050628662,-0.009643555,0.009109497,-0.029937744,-0.018234253,0.023635864,0.004234314,0.03668213,-0.022491455,-0.047821045,0.012672424,-0.018707275,-0.004737854,-0.05380249,-0.025848389,0.03778076,-0.033447266,0.016403198,0.02381897,-0.08483887,-0.024276733,-0.035186768,0.00092220306,-0.03253174,-0.0046958923,-0.0024604797,0.0317688,-0.016235352,-0.016784668,-0.024093628,-0.021713257,0.009246826,0.037902832,-0.02659607,0.037719727,-0.0071029663,0.011047363,0.017303467,0.006832123,0.0184021,0.025360107,0.016708374,-0.08190918,-0.083862305,-0.034729004,0.007457733,-0.020309448,-0.035858154,0.0032367706,-0.008712769,-0.069885254,-0.012229919,-0.012054443,-0.0035686493,-0.03491211,0.0075263977,-0.031066895,0.013320923,-0.010139465,-0.06237793,-0.020431519,-0.019104004,0.051361084,0.029541016,0.020217896,0.015594482,-0.014167786,0.054840088,0.015213013,-0.016540527,-0.01399231,0.03414917,-0.015014648,0.0211792,0.0030784607,0.013336182,-0.027069092,0.02758789,0.07122803,0.012313843,-0.034973145,-0.0018205643,-0.054718018,-0.058135986,-0.03765869,0.019165039,0.00274086,-0.019561768,0.04611206,-0.031341553,-0.034179688,-0.0030498505,0.010665894,0.0050621033,0.06286621,0.009132385,0.003616333,0.03515625,0.016220093,-0.05218506,0.04611206,0.04788208,0.0038986206,-0.017715454,-0.033203125,0.024383545,0.030456543,-0.026107788,0.0047416687,-0.022888184,0.026657104,-0.006855011,0.0035591125,0.008666992,-0.016845703,-0.027069092,-0.030929565,-0.01864624,0.024307251,0.0018119812,-0.03817749,-0.040405273,-0.081604004,0.048858643,0.023925781,0.04171753,0.015487671,0.016540527,-0.027557373,-0.014457703,-0.070129395,0.058044434,0.060913086,0.0021305084,-0.019882202,0.0113220215,-0.010551453,-0.03048706,0.016189575,-0.021377563,-0.03414917,-0.029556274,0.011108398,-0.04272461,-0.0074386597,0.007545471,0.008110046,0.0579834,-0.00466156,-0.039001465,-0.023849487,-0.010124207,0.013534546,-0.017532349,-0.0004940033,-0.020477295,0.02583313,0.023071289,-0.0069084167,0.009353638,-0.0029067993,0.009971619,-0.023452759,-0.0045547485,-0.0063285828,-0.022949219,0.018463135,0.0013961792,-0.06112671,-0.006752014,-0.009544373,0.0803833,-0.039276123,0.04434204,-0.00844574,0.010719299,0.04876709,-0.015403748,-0.043395996,0.0013599396,0.018356323,0.022842407,0.047546387,0.02468872,-0.03543091,-0.019943237,0.058258057,-0.00982666,-0.0037937164,0.012191772,-0.0005097389,0.044067383,-0.009628296,-0.05883789,-0.02507019,-0.008125305,-0.030349731,0.026321411,-0.012382507,0.0067443848,-0.026489258,0.0158844,-0.028015137,0.004207611,-0.030548096,0.0007414818,-0.028915405,0.020584106,-0.022369385,-0.013046265,0.013626099,0.013282776,-0.0013113022,0.006832123,0.03945923,0.021011353,-0.017532349,-0.029067993,-0.037750244,-0.015609741,-0.0015220642,0.018920898,0.020690918,0.024871826,0.04547119,-0.03515625,0.008743286,0.02746582,0.008651733,0.03857422,-0.012962341,-0.0066490173,-0.07348633,-0.05154419,-0.031341553,-0.03704834,0.029937744,0.012969971,-0.0093688965,0.04598999,0.008110046,-0.013023376,-0.029922485,0.022201538,-0.052490234,-0.010192871,0.04043579,-0.022994995,-0.013435364,-0.00642395,-0.0041885376,0.016082764,0.020996094,0.028289795,0.016067505,0.068481445,0.034698486,0.010551453,0.014587402,-0.0015954971,0.032440186,0.00007724762,-0.01638794,-0.031463623,-0.024597168,0.029403687,-0.029968262,-0.009674072,-0.062805176,0.0758667,0.03375244,0.08538818,0.021484375,0.00592041,0.053649902,-0.011688232,0.0067749023,-0.029647827,-0.02130127,-0.015419006,-0.039978027,0.026351929,-0.021636963,-0.0029525757,-0.026916504,0.03604126,-0.0016813278,0.027557373,-0.03656006,0.026519775,-0.01197052,-0.014892578,0.020004272,0.012138367,0.05895996,0.048187256,-0.06402588,0.030456543,0.013809204,-0.032318115,0.00070667267,0.036743164,-0.017089844,-0.020065308,-0.06842041,-0.027282715,-0.003818512,-0.0077667236,-0.05480957,-0.008506775,0.0025520325,0.01739502,0.022994995,-0.0030097961,-0.02583313,-0.014518738,-0.014778137,-0.059661865,-0.008224487,-0.022537231,0.0077438354,0.054016113,-0.019195557,0.0004940033,0.0011558533,-0.00806427,-0.0037460327,0.01713562,0.021438599,0.0065460205,-0.05050659,0.032836914,0.017242432,0.012573242,0.008972168,0.035339355,0.030761719,0.021377563,0.04257202,0.0135269165,-0.014343262,-0.071777344,0.018661499,-0.044891357,0.010932922,0.013465881,-0.021743774,-0.0044403076,-0.008621216,-0.03805542,-0.02357483,0.0014152527,-0.029785156,0.014549255,0.029724121,-0.021331787,-0.029266357,-0.056243896,-0.0075950623,-0.00630188,0.08203125,0.021957397,0.00017988682,-0.0670166,-0.015136719,0.03213501,0.0093307495,0.026565552,-0.016159058,-0.016479492,-0.02748108,-0.030517578,-0.010169983,-0.029067993,0.031951904,-0.027435303,-0.0046653748,0.02696228,0.0135269165,0.019226074,0.00422287,0.011726379,0.023605347,-0.027282715,0.0052452087,-0.021148682,0.054504395,0.014320374,-0.00667572,-0.0513916,0.036895752,0.024093628,0.03375244,-0.042541504,0.0042037964,-0.009895325,0.0013980865,0.02067566,-0.014984131,0.0020370483,-0.0009355545,-0.05130005,-0.0725708,0.029647827,-0.017288208,0.022201538,0.0126953125,-0.0025844574,0.03640747,0.0014705658,-0.006378174,0.02507019,-0.019577026,-0.0032997131,-0.017852783,-0.029037476,-0.017562866,-0.013824463,-0.020401001,0.027252197,-0.025848389,0.024780273,0.0075416565,-0.023895264,0.015296936,0.0027427673,-0.0010061264,0.0256958,-0.0014953613,0.023391724,0.032409668,0.010757446,-0.052612305,0.030303955,0.012794495,0.0060310364,-0.00869751,0.050628662,0.03704834,-0.0037326813,-0.01399231,-0.013954163,-0.012901306,-0.022354126,0.009262085,0.0031490326,0.016647339,-0.0022296906,-0.040985107,0.020980835,0.0028438568,-0.029724121,-0.021697998,0.020812988,0.02532959,-0.027923584,0.009284973,0.02468872,0.05343628,-0.034484863,0.0012893677,0.00048017502,0.017318726,0.041656494,0.012588501,-0.019973755,0.013771057,0.006664276,0.022979736,0.00554657,-0.010772705,0.022872925,-0.0023994446,0.024856567,0.031066895,-0.0025787354,-0.027526855,-0.02746582,0.013015747,-0.014266968,-0.017349243,0.017990112,0.024963379,0.033843994,-0.028305054,0.022369385,0.013557434,-0.021865845,-0.019180298,-0.00957489,0.03640747,-0.008384705,-0.013450623,0.019378662,0.024795532,0.027023315,-0.049621582,0.006248474,0.0044174194,0.017990112,-0.025405884,-0.04260254,-0.03527832,-0.00042557716,0.04953003,0.013809204,0.027282715,0.033477783,0.003780365,0.018234253,0.019744873,0.0026550293,-0.012252808,-0.023880005,-0.04147339,-0.012924194,-0.0015573502,-0.0010194778,-0.03845215,0.023895264,-0.01828003,-0.03744507,0.010368347,-0.01134491,0.00069856644,-0.012779236,0.0054779053,0.035339355,-0.0040130615,0.016494751,-0.01574707,-0.03363037,0.000046253204,0.016464233,0.018569946,-0.053894043,0.0073776245,-0.009124756,-0.0020217896,0.009933472,0.009384155,0.01625061,0.012641907,0.016830444,0.025100708,-0.0635376,0.05178833,-0.029296875,0.014221191,0.010719299,-0.036895752,-0.020004272,-0.028305054,-0.012435913,0.030181885,-0.033569336,-0.016448975,-0.022232056,-0.04800415,-0.01574707,-0.056121826,0.021636963,0.03842163,0.035705566,-0.03237915,-0.004886627,0.001124382,-0.0025119781,-0.012382507,0.0044021606,-0.034057617,0.030456543,0.02696228,0.0007491112,-0.033081055,-0.0262146,-0.028503418,-0.008117676,-0.04434204,-0.056884766,0.004558563,0.0035247803,-0.012886047,-0.0029525757,-0.02154541,-0.03439331,0.0021152496,-0.039611816,0.019744873,0.0047721863,0.028396606,0.0020809174,-0.025650024,0.0049438477,0.015342712,-0.014984131,0.04699707,0.003490448,-0.015640259,-0.039245605,0.0042381287,0.029373169,0.031173706,-0.001282692,-0.008491516,-0.0075798035,-0.0127334595,-0.04724121,-0.0034255981,-0.005630493,-0.0011777878,-0.0036888123,0.0019741058,-0.06161499,-0.0014219284,-0.024230957,-0.006511688,0.02116394,0.022872925,0.014343262,-0.003835678,0.012191772,0.0034236908,-0.016082764,-0.029266357,0.020568848,0.011871338,0.007621765,0.0284729,0.053344727,-0.005622864,-0.017944336,-0.0021343231,0.007507324,0.02696228,-0.023223877,0.014060974,-0.0077934265,0.023590088,-0.01361084,-0.010414124,-0.03491211,0.004306793,0.09094238,0.003238678,-0.013046265,-0.02168274,-0.024139404,0.014198303,0.017929077,-0.054382324,-0.0035800934,-0.019744873,0.016067505,-0.019546509,0.020492554,0.0050621033,0.034210205,-0.023757935,-0.05505371,-0.022476196,-0.009132385,-0.014930725,-0.056610107,-0.035491943,-0.066833496,0.000831604,-0.019378662,-0.02394104,-0.0023117065,0.006134033,-0.016296387,-0.075927734,0.005832672,0.05041504,0.0041122437,0.015655518,-0.009757996,0.022872925,0.018173218,-0.040649414,-0.0032863617,0.026184082,-0.019546509,-0.025375366,-0.018341064,0.01461792,-0.011360168,-0.01689148,0.0030097961,0.00078487396,0.015083313,-0.006412506,0.0059661865,-0.010063171,0.026504517,-0.026626587,0.007507324,-0.0058135986,-0.010887146,0.04940796,-0.053710938,0.019119263,-0.002286911,-0.0206604,0.007259369,0.028121948,0.04208374,-0.028259277,-0.023406982,0.012756348,0.012268066,0.023803711,-0.02330017,0.043640137,0.00008016825,-0.021316528,0.017318726,-0.009864807,-0.0113220215,-0.028030396,-0.037353516,0.03186035,-0.0011377335,0.015296936,-0.014221191,0.0030937195,0.015151978,-0.010215759,0.013656616,-0.007411957,-0.030166626,-0.027801514,-0.0034770966,0.0007829666,0.008125305,-0.005340576,0.02067566,0.018844604,0.036102295,0.011077881,-0.0039634705,0.015014648,0.032318115,-0.017303467,0.0073280334,0.019836426,0.000062048435,0.018798828,0.005218506,0.010520935,-0.039642334,-0.016662598,-0.03265381,-0.0070991516,0.00069761276,-0.0010528564,-0.005279541,-0.012840271,-0.0008368492,-0.004917145,-0.025741577,-0.0034770966,-0.030899048,-0.027450562,-0.015037537,-0.014305115,0.022003174,0.0018949509,0.00920105,0.0062828064,-0.0052452087,0.043640137,0.005607605,-0.0059013367,0.03869629,0.029754639,0.017822266,-0.024993896,-0.011260986,-0.016418457,-0.0025577545,0.00090932846,-0.040252686,0.0016021729,0.0552063,-0.021316528,-0.003610611,0.013267517,0.026046753,-0.007457733,0.0048561096,-0.005367279,0.016159058,0.016143799,0.032348633,-0.048950195,0.022994995,0.030029297,0.0007777214,-0.0138168335,-0.010948181,-0.03086853,0.025619507,0.008781433,0.0036296844,0.054229736,-0.0024814606,0.022598267,-0.0256958,-0.022781372,0.013389587,-0.023727417,-0.026397705,0.024002075,0.0012168884,0.0034275055,0.01512146,-0.023010254,0.03375244,-0.03918457,0.021057129,-0.0020599365,0.008857727,-0.018203735,-0.010177612,-0.0017538071,-0.0060920715,-0.013885498,-0.0033569336,-0.0051460266,0.051483154,0.00806427,0.028579712,0.04522705,0.0047454834,-0.00027298927,-0.036346436,-0.014045715,0.00054883957,-0.016937256,0.01991272,-0.028930664,0.038269043,0.03149414,-0.007949829,0.03552246,0.03125,0.032440186,0.0017642975,0.013008118,-0.010559082,0.014099121,-0.0028934479,0.017852783,0.0036334991,0.04751587,-0.03741455,0.022903442,0.014839172,0.03173828,-0.015281677,0.039489746,0.064941406,0.027572632,-0.00010484457,0.050811768,-0.0060539246,-0.0056610107,-0.0082092285,-0.019073486,0.049072266,0.018753052,0.04537964,0.055603027,0.004497528,-0.009254456,0.026153564,-0.028411865,-0.04043579,0.048858643,0.030838013,-0.02583313,-0.014961243,0.009712219,-0.0028038025,-0.064575195,-0.0124435425,0.03338623,-0.014144897,0.0129852295,-0.012367249,-0.008415222,-0.02331543,0.012252808,0.0231781,0.014221191,-0.017349243,0.033721924,0.030899048,0.0050239563,0.026397705,0.0049438477,0.038482666,-0.024749756,-0.025894165,0.013679504,0.012161255,-0.00894165,-0.015914917,0.018844604,0.014877319,0.04220581,0.04525757,-0.017852783,-0.0015134811,0.040649414,0.009216309,-0.0011358261,0.043823242,0.028335571,0.017562866,0.035186768,0.023635864,0.038726807,-0.029693604,0.016143799,0.0043678284,0.0019569397,-0.011177063,-0.015281677,0.0058631897,-0.015609741,0.018096924,-0.0015134811,-0.01209259,0.028167725,0.024002075,-0.004638672,-0.0067825317,-0.009010315,0.002922058,-0.023529053,-0.00056934357,0.01828003,-0.011749268,0.04953003,0.012428284,0.030181885,-0.015396118,0.017974854,0.000702858,-0.01725769,-0.0006623268,0.028533936,-0.040405273,0.007888794,-0.004722595,-0.011054993,-0.051086426,0.00522995,0.025894165,-0.01423645,0.023040771,0.006034851,0.0050201416,0.008216858,0.033477783,0.01651001,-0.005241394,0.001452446,-0.014778137,0.024337769,0.04336548,0.001045227,0.016311646,-0.024032593,-0.012084961,0.005744934,0.006061554,-0.0018234253,-0.014656067,-0.0075798035,-0.018325806,0.018920898,0.03591919,0.01550293,0.0513916,-0.01626587,0.0017728806,0.015655518,0.030380249,0.0023155212,0.006072998,0.0051116943,0.012420654,-0.008033752,0.044128418,0.035827637,0.005153656,0.035491943,-0.0014810562,-0.018051147,0.011604309,-0.010139465,0.028305054,-0.011520386,0.013122559,-0.012863159,0.030166626,-0.014930725,-0.02961731,0.0019445419,-0.027313232,-0.016815186,-0.027786255,0.015396118,0.009460449,0.022766113,0.0496521,0.031433105,-0.021270752,0.062072754,-0.015625,0.038604736,-0.007507324,-0.005344391,0.043304443,0.013801575,0.04336548,0.02357483,0.015090942,-0.036193848,0.010383606,0.029830933,0.027496338,0.01625061,0.00037312508,-0.015914917,0.052520752,0.0026607513,0.026824951,-0.002790451,-0.0030822754,0.020889282,-0.00079774857,-0.008346558,-0.001115799,-0.007041931,0.012001038,0.032348633,-0.023254395,-0.019454956,-0.024398804,-0.01411438,0.024276733,-0.019378662,-0.0030517578,0.0028362274,-0.007827759,0.017288208,-0.021606445,-0.03439331,0.00020766258,0.020217896,-0.044921875,-0.023925781,0.0070762634,0.020263672,-0.017059326,0.019470215,0.024536133,-0.017959595,0.008987427,0.052764893,-0.00466156,0.029937744,-0.016433716,0.02204895,0.027557373,0.0070152283,-0.014305115,0.0020427704,0.012252808,-0.018997192,0.02229309,0.03503418,-0.00982666,-0.0077781677,-0.008255005,-0.013633728,-0.008171082,0.010879517,0.00020205975,0.010093689,-0.005207062,-0.009223938,0.011192322,0.002407074,-0.0074501038,-0.006000519,-0.0039253235,-0.012283325,0.0068511963,0.043121338,0.01763916,-0.03466797,-0.007843018,0.006160736,0.008346558,-0.02545166,0.001493454,0.0017995834,-0.026611328,0.00069379807,0.020767212,0.008911133,0.013412476,-0.016860962,-0.002784729,0.03161621,0.0061187744,0.017913818,-0.002008438,0.00831604,0.007457733,-0.014030457,-0.008125305,-0.012710571,-0.0065689087,-0.004776001,0.0135269165,-0.010620117,-0.037902832,0.018539429,0.0025501251,0.020996094,-0.010757446,-0.022872925,0.015434265,-0.016220093,-0.0062408447,-0.005088806,0.0055503845,-0.013420105,-0.015342712,-0.0048065186,0.03527832,0.06518555,-0.00907135,0.00015795231,0.03366089,0.019256592,0.009712219,0.034698486,0.0048675537,0.039764404,0.010215759,-0.017959595,-0.027389526,0.023757935,-0.007411957,-0.032958984,0.006965637,-0.013839722,0.0045280457,0.006126404,0.013580322,-0.009162903,-0.022155762,-0.013641357,-0.014755249,-0.012321472,0.020812988,-0.0011444092,0.014099121,-0.024963379,-0.013183594,0.014549255,-0.025817871,-0.04751587,-0.020706177,-0.001660347,-0.014305115,-0.051574707,0.00040864944,-0.030303955,-0.009803772,-0.026153564,0.0008029938,-0.018096924,0.027313232,-0.017196655,0.0013113022,0.0070381165,0.015716553,0.026016235,0.004508972,0.01928711,-0.024261475,-0.021728516,-0.025390625,-0.0005121231,-0.01033783,0.026275635,0.009223938,0.038970947,0.02557373,-0.00793457,-0.0040283203,-0.012832642,-0.0042381287,-0.020248413,-0.009094238,-0.009246826,0.029373169,0.012336731,-0.013801575,0.00036263466,0.03555298,-0.028411865,-0.015052795,0.021102905,0.04043579,0.01612854,0.023406982,-0.017578125,-0.0118637085,-0.014030457,0.0011930466,-0.01914978,0.010894775,0.013076782,0.00081443787,-0.00007754564,0.0034236908,0.020721436,-0.0090789795,-0.0036201477,0.038391113,0.008033752,-0.013557434,0.04220581,0.008033752,0.0025596619,-0.010475159,-0.0019893646,0.031188965,0.036254883,0.010002136,0.015556335,-0.0004284382,0.0046463013,-0.0129470825,0.01071167,0.0206604,-0.028717041,-0.03567505,-0.008155823,-0.030303955,0.024551392,-0.007926941,0.0009689331,-0.0149002075,0.015945435,-0.016983032,-0.037353516,-0.019088745,0.032165527,0.02267456,-0.009422302,-0.004425049,0.0056915283,0.008178711,-0.027114868,-0.002658844,-0.049468994,-0.03302002,-0.009986877,-0.014915466,0.02772522,0.0064353943,-0.014305115,-0.0015907288,-0.0026226044,-0.00028657913,-0.0020580292,0.02798462,-0.014205933,-0.0019207001,0.029266357,0.022750854,-0.014007568,0.021255493,-0.010345459,0.009147644,0.0009803772,-0.0071525574,0.012138367,-0.01386261,0.034606934,-0.005432129,-0.010520935,0.030349731,-0.014129639,0.016784668,-0.026916504,0.0048980713,-0.006385803,-0.0013923645,0.03945923,-0.019119263,-0.024902344,0.010307312,-0.012748718,-0.015991211,-0.005378723,0.029891968,0.03262329,-0.008399963,0.05230713,-0.014320374,-0.008399963,0.019180298,0.005882263,-0.03024292,-0.00078105927,0.04071045,0.0070381165,-0.0034503937,-0.0070381165,-0.009887695,-0.027877808,-0.009483337,0.023040771,-0.005744934,-0.0052604675,0.029129028,0.006412506,0.048828125,0.006286621,0.019348145,0.005428314,0.005077362,0.017303467,0.012290955,0.04534912,0.0061035156,-0.016433716,0.0129470825,0.007423401,-0.02532959,0.005001068,-0.0060424805,-0.011917114,-0.036743164,0.025360107,-0.008094788,0.007472992,-0.019973755,0.0036945343,-0.015853882,0.008087158,-0.024383545,-0.0019874573,-0.02468872,0.012397766,0.048583984,0.0038204193,0.022338867,0.0010938644,-0.018173218,0.009544373,0.04837036,-0.0022945404,-0.015380859,-0.017166138,0.012557983,-0.0039634705,0.012359619,-0.0019226074,-0.024261475,-0.018707275,-0.009361267,-0.0038661957,0.0044898987,-0.016021729,0.027633667,0.018966675,0.0029659271,0.0072402954,0.020721436,-0.0047416687,0.0021800995,0.0044822693,0.00038170815,0.02255249,0.022872925,-0.009864807,0.019348145,0.013366699,-0.03137207,0.06185913,0.0016803741,0.0340271,-0.023330688,-0.0012960434,-0.041656494,-0.027572632,-0.030654907,-0.00072050095],"createdAt":"2026-04-18T18:38:17.668Z","updatedAt":"2026-04-24T21:31:37.694Z","lastSeenAt":"2026-04-24T21:31:37.694Z","tsv":"'/api/v1/customers/53':95,202 '/request':13,28 '0.02':12,27,63,124,127,163 '000':119 '20':118 '402':213 'Base network API' 'USDC micropayment API' 'accept':111 'access':101,232 'across':45 'actual':204 'advertis':140 'ai/ml':48 'also':139 'analysi':144 'analyt':47 'api':5,20,37,73,100,173,231 'attach':83 'base':8,23,70,105,120 'base-network' 'beyond':227 'call':4,19,129 'caller':81 'challeng':109,214 'charg':115 'classif':147 'connect':181 'consist':130 'content':187 'convers':155 'crypto-paid API' 'data':46,51,157,222 'descript':198 'doc':171 'document':166,217 'embed':148 'enabl':36 'endpoint':44,56,93,141,203,207 'exampl':195 'exchang':151 'export':158 'extrem':168 'feed':150 'finance/web3':50 'function':224 'generic':229 'geocod':153 'header':87 'i.e':126 'infer':49 'json':104 'json-response' 'key':74 'label':233 'limit':76 'list':97 'live':209 'lowpaymentfee' 'lowpaymentfee.com':31 'network':9,24,71 'no-auth API' 'offer':40 'openapi':191 'page':176 'pay':2,17,59 'pay-per-cal':1,16 'pay-per-call API' 'pay-per-request':58 'payment':86 'per':3,18,60,128 'platform':6,21,38,138 'point':165 'post':112 'post-method' 'premium':99,230 'price':136,149,164,172 'prompt':183 'proper':212 'provid':226 'rate':75,152 'readm':175 'render':178 'request':61,90,113 'request/response':194 'requir':80 'return':103,205,210 'schema':192 'sentiment':143 'servic':54 'settl':65 'simpli':82 'site':133 'spars':169 'specif':92 'subscript':78 'substant':186 'summar':146 'text':145 'unclear':220 'uniform':135 'unit':121 'usdc':15,30,67,123,125 'usdc-settlement' 'util':53 'valid':154 'varieti':42 'via':10,25 'wallet':182 'without':216 'x402':11,26,35,85,108 'x402 API' 'x402-enabled':34 'x402-payment'","prices":[{"id":"7e894270-80d0-49be-a771-d0870e553a97","listingId":"68c7e0ff-9835-49eb-b964-e7e088597e52","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/customers/53","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:38:17.668Z"}],"sources":[{"listingId":"68c7e0ff-9835-49eb-b964-e7e088597e52","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/customers/53","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:38:17.668Z","lastSeenAt":"2026-04-24T21:31:37.694Z"}],"details":{"listingId":"68c7e0ff-9835-49eb-b964-e7e088597e52","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/customers/53 \\\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":"All endpoints are priced at $0.02 per request with no API keys, no rate limits, and instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"The x402 challenge for /api/v1/customers/53 specifies maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base","source_url":"https://lowpaymentfee.com/api/v1/customers/53"},{"claim":"The platform offers endpoints across Data & Analytics, AI & Machine Learning, Finance & Web3, and Infrastructure categories","source_url":"https://lowpaymentfee.com"}],"useCases":["Accessing premium data or services without API key registration","Making one-off API calls paid in USDC on Base","Agent-driven workflows that need pay-as-you-go endpoints"],"bestFor":["Developers wanting zero-signup, pay-per-use API access","AI agents that can settle x402 payments autonomously","Users who prefer crypto micropayments over subscription billing"],"notFor":["Users who need detailed API documentation or schemas before integrating","High-volume use cases where per-request pricing may add up","Anyone without a Base-network USDC wallet"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:42.367Z"},"updatedAt":"2026-04-24T21:31:37.694Z"}}