{"id":"e696de35-931c-41de-b38f-bf64b8a26a63","shortId":"xGeGUy","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 USDC micropayments on the Base network. The specific endpoint at `/api/v1/ach/94` is listed as \"Premium API Access\" and accepts POST requests. The x402 challenge advertises a maximum cost of 20,000 base units of USDC (0x8335…2913 on Base), which equals $0.02 per request given USDC's 6 decimal places.\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 listed at the same $0.02/request price point. The platform emphasizes no API keys, no rate limits, no minimums, and instant access — payment is handled entirely via the x402 payment header.\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. The specific function of the `/api/v1/ach/94` endpoint (the \"ach\" path segment and numeric ID \"94\") is unclear — it does not map to any of the categories listed on the homepage. Without documentation or example payloads, the actual behavior of this endpoint cannot be determined from available information.","tags":[],"capabilities":["x402-payment","usdc-micropayment","base-network","per-request-billing","post-api","no-api-key"],"categories":["api-marketplace","finance","ai"],"synonyms":["x402 API","micropayment API","pay-per-request API","USDC API","Base network API","lowpaymentfee","402 payment endpoint"],"warnings":["The specific function of /api/v1/ach/94 is unknown — the 'ach' path does not correspond to any category listed on the homepage.","All documentation pages (/docs, /api, /pricing, /README) render only 'Connect wallet' with no usable content.","No OpenAPI schema, no request/response examples, and no detailed endpoint descriptions are available.","The platform lists many endpoint categories but provides no evidence of actual functionality behind them."],"endpointUrl":"https://lowpaymentfee.com/api/v1/ach/94","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/ach/94","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.250","qualityRationale":"The endpoint is live (returns a valid x402 402 challenge), but there is no documentation, no OpenAPI schema, no request/response examples, and the specific purpose of /api/v1/ach/94 is unclear. 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":"2026-04-19T02:07:59.400Z","embedding":[-0.03189087,-0.03942871,0.04269409,0.017547607,0.020339966,-0.018722534,-0.019195557,0.019943237,0.05331421,-0.046569824,0.020050049,-0.057678223,-0.022201538,-0.014717102,-0.0211792,0.015991211,0.0048446655,-0.008094788,-0.05319214,0.045074463,0.039733887,-0.0014076233,-0.010894775,0.03945923,0.0032978058,-0.03491211,0.015037537,-0.0004787445,-0.035888672,-0.05078125,0.020019531,-0.03286743,-0.0073051453,0.021453857,-0.006828308,-0.018157959,-0.0032234192,0.037963867,0.01991272,-0.006816864,-0.0053482056,-0.03842163,0.02178955,-0.017852783,-0.051239014,-0.010978699,0.028366089,-0.018173218,-0.019363403,-0.008880615,-0.028533936,0.008590698,-0.008491516,0.02279663,0.01928711,0.02822876,-0.001206398,-0.011817932,0.018554688,0.023773193,0.00075387955,-0.050720215,-0.003566742,-0.0019779205,0.01272583,0.046051025,-0.005508423,0.03668213,0.014694214,0.07220459,0.036224365,0.041900635,0.037841797,-0.0034313202,-0.003364563,-0.030258179,-0.02545166,0.03945923,-0.008514404,-0.0042037964,-0.022476196,0.010375977,-0.07574463,-0.027359009,-0.014129639,-0.06854248,-0.013877869,0.023910522,-0.033721924,0.029281616,-0.07299805,0.004749298,-0.027908325,0.009094238,-0.004928589,0.00065135956,-0.014320374,0.0115737915,0.008354187,0.015808105,-0.009391785,-0.059661865,0.020217896,0.02418518,0.03677368,0.026870728,0.009056091,0.031921387,0.018081665,-0.021209717,-0.024475098,0.016174316,-0.03161621,-0.009811401,0.011627197,0.0007557869,-0.016662598,0.014312744,-0.02268982,0.01033783,-0.05859375,0.055603027,0.022613525,-0.000992775,0.006515503,-0.040161133,-0.010566711,0.0020313263,-0.040802002,-0.019851685,0.049560547,0.0031166077,0.031707764,-0.03753662,-0.029769897,0.0012741089,-0.017501831,-0.020446777,-0.047729492,-0.00015997887,0.03540039,-0.018493652,0.022872925,0.028900146,-0.07287598,0.016479492,-0.029693604,0.01701355,-0.025619507,-0.008453369,0.013153076,0.025253296,-0.011077881,-0.03225708,-0.020858765,-0.028121948,-0.008117676,0.032073975,0.0011901855,0.012863159,-0.007820129,0.012565613,0.012481689,-0.011009216,0.0075645447,0.03869629,-0.0115737915,-0.09631348,-0.08319092,-0.047424316,-0.021881104,-0.013496399,-0.036621094,-0.01309967,-0.010978699,-0.078308105,-0.031463623,-0.023971558,0.0047340393,-0.038269043,0.0013093948,-0.024520874,0.007019043,-0.012367249,-0.06161499,-0.018844604,-0.030319214,0.04901123,0.015571594,0.01637268,0.011680603,0.0003156662,0.064941406,0.0132751465,-0.009056091,-0.02911377,0.01638794,-0.016403198,0.06329346,0.0032749176,0.0206604,-0.026229858,0.06048584,0.048736572,0.0039520264,-0.031082153,-0.0005283356,-0.043273926,-0.03656006,-0.022521973,0.014389038,0.006881714,-0.006790161,0.02659607,-0.027160645,-0.029846191,-0.0031547546,0.027191162,0.023452759,0.044189453,-0.0044822693,0.005203247,0.0121536255,0.029708862,-0.03778076,0.047424316,0.025985718,0.010810852,-0.0062179565,-0.02748108,0.04135132,0.045440674,-0.043670654,0.0057640076,-0.005115509,0.022888184,0.006904602,-0.00043201447,0.007434845,0.008293152,-0.02204895,-0.025924683,-0.0045814514,0.029937744,0.009902954,-0.036987305,-0.041900635,-0.0574646,0.04486084,0.04458618,0.03475952,0.021133423,-0.007003784,-0.03186035,-0.018218994,-0.06707764,0.044921875,0.06298828,-0.007751465,-0.028152466,0.037322998,0.01411438,-0.046661377,0.01474762,0.0047302246,-0.014778137,-0.026687622,0.029251099,-0.046051025,0.00064229965,0.016098022,0.037322998,0.057006836,-0.017715454,-0.038604736,-0.026687622,-0.009529114,0.0011377335,-0.029830933,0.008705139,0.004180908,0.021514893,0.036468506,0.015022278,0.027816772,0.006702423,0.02003479,-0.008918762,0.006629944,-0.021133423,-0.032165527,0.01689148,-0.0011415482,-0.062072754,0.021087646,0.0040245056,0.06329346,-0.052490234,0.04711914,-0.006538391,0.032043457,0.031951904,-0.0073547363,-0.045776367,0.003063202,0.026275635,0.017669678,0.04272461,0.023010254,-0.0016870499,0.009124756,0.054840088,-0.010353088,-0.00223732,0.0033168793,0.023544312,0.031341553,0.0070648193,-0.031036377,-0.029693604,-0.0008816719,-0.043762207,0.032592773,-0.03515625,0.032409668,0.004562378,0.005302429,-0.020706177,0.0059547424,-0.048919678,0.018844604,-0.03982544,0.008583069,-0.01436615,-0.038024902,0.02116394,0.023742676,-0.020858765,0.016342163,0.034484863,0.02760315,-0.008476257,-0.031463623,-0.007904053,-0.023895264,-0.012390137,0.011413574,0.01007843,0.022598267,0.042388916,-0.026397705,-0.001871109,0.021209717,0.020080566,0.024017334,-0.0072021484,-0.008857727,-0.070373535,-0.07220459,-0.01991272,-0.051361084,0.015655518,0.00749588,-0.0052719116,0.047180176,0.00018250942,-0.013534546,-0.048431396,0.010879517,-0.052703857,-0.0051002502,0.024673462,-0.028869629,-0.05706787,0.0010070801,0.009170532,0.014579773,0.028945923,0.016860962,0.010726929,0.068725586,0.021911621,0.012626648,0.020004272,0.021377563,0.022491455,-0.010787964,-0.015403748,-0.040039062,-0.00806427,0.040222168,-0.017501831,-0.021911621,-0.06384277,0.041809082,0.02532959,0.07672119,-0.008895874,0.015106201,0.028320312,-0.01411438,0.022506714,-0.028030396,-0.0059432983,-0.021743774,-0.03024292,0.028640747,-0.00024282932,-0.010627747,-0.018875122,0.02748108,-0.0055999756,0.010292053,-0.026229858,0.050109863,-0.008644104,0.002281189,0.016983032,0.010444641,0.046417236,0.05810547,-0.062927246,-0.0082473755,0.017486572,-0.022079468,0.00040578842,0.048187256,-0.004470825,-0.016830444,-0.06008911,-0.02859497,-0.019927979,-0.023849487,-0.04562378,-0.008140564,0.007484436,0.02180481,0.007511139,0.003528595,-0.027877808,-0.0045280457,-0.011642456,-0.06384277,0.0077590942,-0.058166504,0.008926392,0.033233643,-0.017150879,0.006702423,-0.008796692,-0.0041999817,-0.026931763,0.016738892,0.014404297,0.017349243,-0.039031982,0.04626465,0.022628784,0.005554199,0.021652222,0.048614502,0.034484863,0.010505676,0.06048584,0.012336731,-0.02520752,-0.054504395,0.015457153,-0.044891357,0.0005168915,-0.0034732819,-0.023376465,0.008377075,-0.017532349,-0.039154053,-0.01890564,0.0019483566,-0.03375244,-0.0059928894,0.011383057,-0.043304443,-0.041015625,-0.06732178,-0.031280518,-0.02293396,0.07446289,0.022354126,-0.0009036064,-0.061676025,-0.014953613,0.015159607,0.008590698,0.03152466,-0.01612854,-0.014709473,-0.000259161,-0.033081055,-0.022216797,-0.020004272,0.04486084,0.0055236816,-0.014762878,0.022216797,0.019989014,0.008895874,-0.017730713,0.000059843063,0.0119018555,-0.030380249,-0.012672424,-0.035705566,0.007980347,0.0066719055,-0.0013179779,-0.038146973,0.053527832,0.01209259,0.044006348,-0.041900635,-0.0030899048,-0.021118164,0.012878418,0.026824951,-0.008003235,-0.0018968582,0.015487671,-0.045806885,-0.07183838,0.021621704,-0.024810791,0.02659607,0.013771057,0.015312195,0.04095459,-0.02684021,0.01134491,0.015586853,-0.03164673,-0.009407043,-0.0211792,-0.03164673,-0.027923584,-0.0040740967,-0.026245117,0.017532349,-0.017807007,0.012680054,-0.006790161,-0.020599365,0.032043457,0.015365601,-0.0048217773,0.021850586,0.0028495789,0.017578125,0.047912598,0.005874634,-0.039154053,0.03970337,-0.013504028,-0.0024299622,-0.008453369,0.030700684,0.028152466,-0.022079468,-0.014350891,-0.013069153,0.002565384,-0.018127441,-0.023376465,0.02848816,0.02116394,0.007457733,-0.011329651,0.018417358,0.013175964,-0.043029785,-0.020370483,0.02267456,0.016098022,-0.04815674,0.015991211,0.013092041,0.059326172,-0.021118164,0.003829956,0.0062942505,0.042907715,0.02670288,0.00024938583,-0.01399231,0.013130188,-0.0093688965,0.005191803,-0.004840851,-0.008255005,0.018875122,0.0030918121,0.01687622,0.031921387,0.0077934265,-0.019821167,-0.021881104,0.0042686462,-0.010261536,-0.036346436,0.035095215,0.008636475,0.032409668,-0.017837524,0.035736084,0.03326416,-0.04296875,-0.017028809,-0.012298584,0.054351807,-0.0124053955,-0.00970459,0.028915405,0.016052246,0.013214111,-0.046295166,0.01826477,0.0005955696,0.010353088,-0.020874023,-0.059692383,-0.03741455,-0.0057373047,0.035980225,0.009048462,0.022369385,0.024429321,-0.0069389343,0.011543274,0.028152466,-0.00020563602,-0.008621216,-0.023330688,-0.041229248,-0.011619568,0.00006240606,0.00022828579,-0.032440186,0.011993408,-0.030380249,-0.024642944,-0.0034313202,-0.02017212,0.004558563,-0.00055122375,0.010292053,0.025863647,0.0012779236,0.024307251,-0.019058228,-0.031051636,-0.013511658,0.009788513,0.035369873,-0.03543091,0.016296387,0.000048279762,-0.0024852753,-0.0047073364,0.012573242,0.021408081,0.02708435,0.0067214966,0.038757324,-0.024475098,0.03753662,-0.015975952,0.016464233,-0.0053253174,-0.034332275,-0.02192688,-0.020950317,-0.028457642,0.03137207,-0.016815186,0.006664276,-0.013877869,-0.024459839,-0.0051460266,-0.052093506,0.03378296,0.02545166,0.05178833,-0.036132812,-0.0011940002,0.022735596,0.009262085,-0.006313324,0.0038585663,0.006099701,0.022003174,0.037261963,0.0074691772,-0.033172607,-0.021011353,-0.014251709,0.014282227,-0.05783081,-0.051513672,-0.013626099,0.02279663,0.0011825562,-0.0036964417,-0.027542114,-0.03540039,0.001250267,-0.032592773,0.018203735,-0.01524353,0.022964478,0.0036830902,-0.03463745,-0.014381409,0.007709503,-0.034118652,0.038269043,-0.0017681122,-0.016693115,-0.04928589,-0.009101868,0.022644043,0.0127334595,0.0046043396,-0.028915405,0.004508972,-0.027435303,-0.04736328,0.006855011,0.0046310425,0.012992859,-0.0035324097,-0.007007599,-0.049346924,-0.00223732,-0.019821167,0.00042247772,0.015419006,0.0070724487,0.0013065338,-0.0043029785,0.0036182404,-0.017288208,-0.0037517548,-0.030181885,0.0035095215,0.012306213,0.013504028,0.01626587,0.034973145,-0.0023097992,-0.015525818,0.007843018,-0.008369446,0.018447876,-0.033050537,0.01586914,-0.009216309,0.014732361,-0.006095886,-0.0112838745,-0.017440796,-0.009414673,0.06695557,-0.00065374374,0.008995056,0.00447464,-0.024932861,0.017318726,0.041381836,-0.05026245,0.0016021729,-0.038330078,0.022018433,-0.015052795,0.009757996,-0.0024662018,0.005874634,-0.016098022,-0.05618286,0.0024166107,0.02154541,0.006866455,-0.06549072,-0.028671265,-0.0748291,0.0042266846,-0.013755798,-0.030456543,0.0051231384,0.004005432,-0.020935059,-0.06677246,0.0056152344,0.045410156,0.0076904297,0.022567749,0.0014476776,0.033966064,0.042907715,-0.006652832,-0.0058555603,0.024917603,-0.007896423,-0.0209198,-0.03314209,0.044647217,0.001367569,-0.0068511963,0.007381439,0.022338867,0.023529053,0.0016069412,0.027282715,-0.004058838,0.02041626,-0.007423401,0.01889038,-0.016677856,0.0015201569,0.044311523,-0.056793213,0.02659607,0.008682251,-0.000040113926,0.0033111572,0.017807007,0.029571533,-0.03353882,-0.011367798,0.029144287,0.012390137,0.027877808,-0.022521973,0.04647827,0.009994507,0.002275467,-0.0009484291,-0.005634308,-0.020904541,-0.03387451,-0.04574585,0.03164673,0.014389038,0.010856628,-0.0016889572,-0.008888245,0.012313843,-0.00055885315,-0.0055389404,-0.03201294,-0.014434814,-0.0049591064,0.010444641,0.024795532,0.0034065247,0.008285522,0.022201538,0.03866577,0.039611816,0.01133728,0.0017976761,0.0055770874,0.021331787,-0.013031006,0.009140015,0.020217896,0.02633667,0.01940918,0.024276733,0.008476257,-0.03668213,-0.011993408,-0.012931824,-0.00844574,0.00076150894,-0.014175415,0.0065841675,-0.013320923,0.008087158,-0.0059013367,-0.049438477,-0.00059461594,-0.03111267,-0.019439697,-0.010467529,-0.0041389465,0.027328491,0.016952515,-0.011428833,-0.000092327595,-0.0028762817,0.04953003,-0.005542755,-0.0017271042,0.035003662,0.043182373,0.023788452,-0.024307251,-0.022628784,-0.013908386,0.004875183,0.013580322,-0.024002075,-0.00039219856,0.038757324,-0.01826477,0.00856781,-0.016906738,0.030899048,-0.0051994324,0.0024986267,-0.0064964294,0.012428284,-0.010635376,0.03857422,-0.049987793,0.016586304,0.015144348,0.0005402565,0.0019102097,-0.017715454,-0.032562256,0.020019531,0.0014371872,-0.003982544,0.0340271,-0.011619568,0.015853882,-0.032470703,-0.021362305,-0.0037174225,-0.009010315,-0.02532959,0.028778076,-0.021057129,-0.006614685,0.015640259,-0.042175293,0.03778076,-0.037750244,-0.0028419495,0.009567261,0.0025730133,-0.010139465,-0.013710022,-0.010574341,-0.006290436,-0.017150879,-0.0030097961,-0.0017576218,0.043121338,0.025665283,0.03225708,0.03970337,0.018188477,0.020248413,-0.03491211,-0.032287598,-0.0036697388,-0.0077934265,0.009559631,-0.02229309,0.04663086,0.032318115,-0.0026474,0.038116455,0.035827637,0.028015137,-0.014282227,0.01399231,-0.010398865,0.016433716,-0.038360596,0.021392822,0.007598877,0.043121338,-0.030639648,-0.0043907166,0.004337311,0.019454956,-0.029159546,0.022598267,0.07293701,0.031402588,0.008712769,0.024368286,-0.017074585,-0.0063476562,-0.021408081,-0.03338623,0.054016113,-0.017120361,0.05343628,0.04446411,0.010421753,-0.006011963,0.029006958,-0.026885986,-0.019439697,0.055908203,0.02633667,-0.032318115,-0.009140015,-0.007621765,0.01360321,-0.035736084,-0.032196045,0.02229309,-0.0003874302,0.0056419373,-0.015625,-0.00093984604,-0.017440796,0.012893677,0.009124756,0.0025844574,-0.008811951,0.011856079,0.02041626,0.003955841,0.032348633,0.015022278,0.02166748,-0.026794434,-0.009979248,0.012176514,0.019592285,-0.0058250427,-0.001739502,0.026107788,0.024810791,0.033935547,0.040161133,-0.023254395,-0.01361084,0.013389587,0.010108948,-0.0027866364,0.050964355,0.032806396,0.008880615,0.026870728,0.028778076,0.038513184,-0.037200928,0.02243042,-0.010360718,0.012763977,-0.01638794,-0.030456543,0.015022278,-0.007297516,0.0029411316,0.007003784,0.00043940544,0.02468872,0.027862549,-0.02128601,0.013366699,-0.0055389404,0.024017334,0.00033831596,-0.007949829,0.014968872,-0.015945435,0.026031494,0.016189575,0.04144287,-0.03692627,0.013313293,0.0035152435,-0.013671875,0.009719849,0.0069236755,-0.038879395,0.0016307831,0.0028877258,-0.008911133,-0.03390503,-0.00030946732,0.017288208,-0.015960693,0.021194458,0.0071487427,-0.014076233,-0.0011777878,0.025817871,0.024978638,-0.013618469,0.0005450249,-0.020523071,0.02734375,0.03945923,0.0093307495,-0.006679535,-0.018661499,0.0054397583,0.014762878,-0.011123657,-0.0060272217,0.016189575,-0.0038375854,-0.0018606186,0.02279663,0.030761719,0.021392822,0.019836426,-0.03164673,-0.004589081,-0.0015382767,0.030395508,0.0048065186,0.0038337708,-0.014678955,0.032043457,-0.011962891,0.037322998,0.024276733,-0.000620842,0.009094238,-0.016616821,-0.0006418228,0.012588501,-0.029022217,0.028778076,-0.027328491,0.0014591217,-0.008964539,0.036956787,-0.01838684,-0.036895752,0.011413574,-0.01436615,-0.013710022,-0.01928711,0.022979736,-0.0004515648,0.014320374,0.03010559,0.026763916,-0.020355225,0.064208984,-0.0078125,0.057250977,-0.011634827,-0.013923645,0.050323486,0.027938843,0.042419434,0.0019989014,0.0024318695,-0.022155762,0.017044067,0.032928467,0.031463623,0.0011510849,0.0068473816,-0.0030059814,0.048675537,-0.016662598,0.03955078,-0.010002136,-0.0012550354,0.010627747,-0.009246826,-0.017211914,0.0054244995,-0.0036735535,0.0259552,0.06652832,-0.018417358,-0.013076782,-0.01878357,-0.012107849,0.029220581,-0.012390137,0.011253357,-0.004386902,-0.033172607,0.005180359,-0.027297974,-0.0023422241,0.030380249,0.014923096,-0.049987793,-0.03100586,0.011444092,0.033843994,-0.035583496,0.029144287,0.02520752,-0.014678955,0.024963379,0.037078857,0.0071487427,0.036834717,-0.0064697266,0.030380249,0.051940918,0.018157959,0.0010757446,0.0046157837,0.019546509,-0.021224976,0.0061149597,0.02709961,-0.006679535,0.00079250336,0.020065308,-0.014640808,-0.007007599,0.0035572052,-0.008583069,0.007160187,-0.007133484,-0.0053253174,0.003768921,0.0011043549,0.003786087,0.0042266846,-0.0025424957,-0.015266418,-0.003955841,0.035614014,0.011741638,-0.033813477,-0.009124756,0.017196655,0.007358551,-0.027175903,-0.0146484375,-0.008056641,-0.030639648,0.008049011,0.030914307,0.010108948,0.008422852,-0.026885986,0.0038471222,0.04058838,0.01676941,0.012664795,0.0063056946,-0.0045166016,0.0107040405,-0.027664185,0.0030670166,-0.0021858215,-0.008781433,0.010635376,0.0236969,-0.0025501251,-0.023208618,0.016906738,-0.00020217896,0.0017127991,-0.00831604,-0.011039734,0.01348114,-0.0066833496,-0.0016040802,0.003522873,0.008079529,-0.006137848,-0.034362793,-0.021255493,0.032073975,0.050750732,-0.008476257,-0.005886078,0.01965332,0.03086853,0.017684937,0.03881836,0.008552551,0.043029785,0.02067566,-0.0008149147,-0.030838013,0.012672424,0.0043258667,-0.032196045,0.020446777,-0.0052490234,-0.020141602,0.023239136,0.0049934387,-0.005012512,-0.019058228,-0.019470215,-0.018859863,-0.023071289,0.0340271,0.00020229816,0.013648987,-0.044158936,0.00094509125,0.02633667,-0.020751953,-0.043029785,-0.02432251,-0.0013208389,-0.01763916,-0.061828613,0.006587982,-0.024841309,0.012794495,-0.025360107,0.003686905,-0.0049362183,0.017303467,-0.010940552,0.0060653687,0.013290405,0.037017822,0.010635376,0.0030441284,0.020568848,-0.021774292,-0.028060913,-0.0033740997,-0.0045204163,-0.018005371,0.014160156,-0.0070724487,0.04675293,0.014320374,-0.011634827,0.0016450882,-0.014312744,0.0042304993,-0.016952515,-0.016021729,-0.022964478,0.018051147,0.026046753,-0.012763977,-0.004623413,0.036956787,-0.014381409,-0.016418457,0.025054932,0.04345703,0.012962341,0.029556274,-0.010375977,-0.008239746,-0.029830933,0.0034770966,-0.011299133,0.019958496,0.010574341,0.00031256676,0.0009112358,0.0048332214,0.012428284,-0.010139465,-0.0027751923,0.03274536,0.012763977,-0.00881958,0.045684814,0.028900146,0.0015239716,-0.018325806,-0.01222229,0.033843994,0.048431396,0.001865387,-0.0031433105,-0.010688782,0.009796143,0.009178162,0.0061912537,0.014785767,-0.020263672,-0.0395813,-0.02444458,-0.008033752,0.032470703,-0.0049819946,0.020568848,-0.016159058,0.016708374,-0.003047943,-0.029159546,-0.018096924,0.034362793,-0.00969696,-0.022445679,0.0006299019,-0.010421753,0.018051147,-0.03353882,-0.009056091,-0.042663574,-0.024978638,-0.021881104,-0.016067505,0.030776978,0.013916016,-0.00390625,0.004470825,-0.0070724487,-0.022018433,0.013687134,0.024261475,-0.005771637,-0.0076904297,0.018371582,0.028030396,-0.01574707,0.014038086,-0.00054073334,-0.009140015,0.010360718,-0.008735657,0.02406311,-0.016342163,0.0209198,0.0034275055,-0.0022144318,0.023910522,0.003528595,0.020431519,-0.023269653,-0.009117126,-0.011955261,0.0011987686,0.03677368,-0.015312195,-0.020980835,-0.0006093979,-0.015930176,-0.027511597,0.0007972717,0.018753052,0.020233154,-0.016494751,0.054992676,-0.031951904,-0.004283905,0.0071411133,0.011787415,-0.00995636,0.002298355,0.035949707,-0.004764557,0.018356323,-0.011688232,-0.01727295,-0.028671265,-0.010444641,0.016235352,-0.008682251,-0.0138168335,0.015060425,0.008117676,0.041107178,-0.004825592,0.019088745,0.027679443,-0.012710571,0.03387451,0.00086927414,0.0345459,0.013114929,-0.025665283,-0.0060920715,0.015144348,-0.026916504,0.00094747543,-0.0060424805,0.02420044,-0.039001465,0.011451721,0.008995056,0.02015686,-0.012023926,-0.0005583763,-0.025665283,-0.010215759,-0.031051636,0.011421204,-0.038848877,0.017578125,0.037109375,0.012840271,0.029937744,0.0006303787,-0.024734497,0.029800415,0.05783081,0.010894775,-0.035217285,-0.008270264,0.0037384033,-0.010894775,-0.006389618,0.0126953125,-0.02822876,-0.028213501,-0.014678955,-0.023468018,0.006111145,-0.014503479,0.023284912,0.009689331,0.0050468445,-0.012084961,0.028900146,-0.013145447,0.004802704,0.014038086,-0.009391785,0.025726318,0.032073975,-0.017974854,0.019485474,0.018188477,-0.03717041,0.039916992,-0.011405945,0.012321472,-0.021408081,0.011726379,-0.026245117,-0.015075684,-0.00642395,0.0069999695],"createdAt":"2026-04-18T18:42:25.860Z","updatedAt":"2026-04-22T18:31:18.360Z","lastSeenAt":"2026-04-22T18:31:18.360Z","tsv":"'/api':186 '/api/v1/ach/94':65,222 '/docs':185 '/pricing':187 '/readme':189 '/request':17,34,154 '0.02':16,33,96,153 '000':85 '0x8335':90 '20':84 '2913':91 '402 payment endpoint' '6':102 '94':231 'Base network API' 'USDC API' 'accept':73 'access':45,71,170 'ach':225 'actual':253 'advertis':79,108 'ai':10,27,120 'analysi':124 'analyt':114 'api':4,21,41,70,112,161 'avail':262 'base':7,24,59,86,93 'base-network' 'behavior':254 'behind':51 'broader':106 'cannot':258 'categori':110,242 'challeng':78 'classif':127 'connect':195 'content':201 'convers':144 'cost':82 'data':9,26,113,117 'decim':103 'detail':212 'determin':260 'document':180,213,248 'embed':128 'emphas':159 'endpoint':14,31,50,63,147,216,223,257 'entir':174 'equal':95 'estim':138 'exampl':209,250 'exchang':133 'export':118 'extrem':182 'feed':132 'financ':11,28,129 'four':109 'function':219 'gas':137 'gate':3,20,44 'generat':145 'geocod':142 'given':99 'handl':173 'header':179 'homepag':246 'id':230 'inform':263 'infrastructur':140 'insight':119 'instant':169 'key':162 'learn':122 'limit':165 'list':67,149,243 'lowpaymentfee' 'lowpaymentfee.com':35 'machin':121 'map':237 'marketplac':42 'maximum':81 'metric':115 'micropay':56 'micropayment API' 'minimum':167 'network':60 'no-api-key' 'numer':229 'offer':8,25 'openapi':205 'page':190 'path':226 'pay-per-request API' 'payload':251 'payment':171,178 'per':53,97 'per-request':52 'per-request-billing' 'place':104 'platform':5,22,107,158 'point':156 'post':74 'post-api' 'premium':69 'price':131,155 'prompt':197 'protocol':40 'quot':136 'rate':134,164 'render':192 'report':116 'request':54,75,98 'request/response':208 'schema':206 'segment':227 'sentiment':123 'spars':183 'specif':62,218 'summar':126 'text':125 'token':135 'unclear':233 'unit':87 'usdc':55,89,100 'usdc-micropayment' 'util':13,30,141 'valid':143 'varieti':48 'via':175 'wallet':196 'web3':130 'without':247 'x402':2,19,39,77,177 'x402 API' 'x402-gated':1,18 'x402-payment' 'x402-protocol':38","prices":[{"id":"806189c4-4e8d-43eb-bbdd-9d042498238b","listingId":"e696de35-931c-41de-b38f-bf64b8a26a63","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/ach/94","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:42:25.860Z"}],"sources":[{"listingId":"e696de35-931c-41de-b38f-bf64b8a26a63","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/ach/94","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:42:25.860Z","lastSeenAt":"2026-04-22T18:31:18.360Z"}],"details":{"listingId":"e696de35-931c-41de-b38f-bf64b8a26a63","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/ach/94 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-token>\" \\\n  -d '{}'","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The x402 challenge advertises maxAmountRequired of 20000 base units of USDC (asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) on Base network","source_url":"https://lowpaymentfee.com/api/v1/ach/94"},{"claim":"The homepage lists APIs across Data & Analytics, AI & ML, Finance & Web3, and Infrastructure categories all at $0.02/request","source_url":"https://lowpaymentfee.com"},{"claim":"Platform advertises no API keys, no rate limits, no minimums, instant access, Base network","source_url":"https://lowpaymentfee.com"},{"claim":"Documentation pages (/docs, /api, /pricing, /README) only show 'Connect wallet'","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Paying per-request for API access without managing API keys or subscriptions","Integrating micropayment-gated data or utility services into agent workflows","Accessing on-demand API endpoints settled via USDC on Base"],"bestFor":["Developers wanting zero-commitment, pay-as-you-go API access","AI agents that can settle x402 payments autonomously","Projects needing low-cost per-call API access on Base"],"notFor":["Users who need detailed API documentation or schemas before integrating","High-volume use cases where per-request pricing may add up without bulk discounts","Anyone without a Base-compatible USDC wallet"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:30.334Z"},"updatedAt":"2026-04-22T18:31:18.360Z"}}