{"id":"75e0f80f-10e3-4e1a-888b-721a9fec81e0","shortId":"kC4tYj","kind":"x402","title":"Pay-per-call ACH endpoint on Base via x402 — $0.02/request in USDC, no API keys required.","tagline":"Pay-per-call ACH endpoint on Base via x402 — $0.02/request in USDC, no API keys required.","description":"This endpoint at `/api/v1/ach/110` is part of the lowpaymentfee.com platform, which offers a broad catalog of pay-per-request APIs settled via the x402 protocol on the Base network using USDC. The specific endpoint is listed under \"Premium API Access\" but its exact functionality is unclear — the path suggests ACH (Automated Clearing House) payment processing or related financial data, but no documentation, request/response schema, or usage examples are available beyond the generic listing.\n\nThe platform advertises a flat $0.02 per request across all endpoints, with no API keys, no rate limits, and instant access. The x402 challenge confirms the endpoint is live, accepting POST requests and requiring payment of up to 20,000 base units of USDC (0.02 USDC = $0.02) on the Base network. Payment is made via the x402 `exact` scheme to the specified wallet address.\n\nDocumentation is extremely sparse — the docs, API, pricing, and README pages all render only a \"Connect wallet\" prompt with no substantive content. There is no OpenAPI spec, no request/response schema beyond the x402 output schema stub, and no examples of what this endpoint actually returns. The platform hosts many other endpoints across data/analytics, AI/ML, finance/Web3, and infrastructure categories, all at the same price point.","tags":[],"capabilities":["x402-payment","usdc-settlement","base-network","pay-per-request","no-api-key","ach-endpoint"],"categories":["finance","payments"],"synonyms":["ACH API","payment processing API","x402 API","USDC micropayment","Base network API","lowpaymentfee","pay-per-call API","automated clearing house"],"warnings":["No documentation available — all doc/pricing/README pages show only 'Connect wallet'","Exact functionality of /api/v1/ach/110 is unknown; 'Premium API Access' is a generic label","No request or response schema provided — callers cannot know what to send or expect back","No OpenAPI spec or AI plugin manifest discovered","The platform lists many endpoints but none have visible documentation"],"endpointUrl":"https://lowpaymentfee.com/api/v1/ach/110","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/110","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 request), but there is effectively zero documentation: no request/response schema, no description of what the ACH endpoint actually does, no examples, and all doc pages render only 'Connect wallet'. This is essentially 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":"2026-04-19T01:48:23.293Z","embedding":[-0.037963867,-0.0491333,0.05218506,0.014968872,0.017654419,-0.019348145,-0.0013284683,0.030975342,0.051635742,-0.060638428,0.010322571,-0.06402588,-0.027816772,-0.02935791,-0.019012451,0.019699097,0.013061523,-0.0087890625,-0.03604126,0.017425537,0.020004272,-0.019424438,-0.020706177,0.032806396,-0.010169983,-0.02998352,-0.010368347,-0.01676941,-0.045074463,-0.042755127,0.027908325,-0.021011353,-0.01676941,0.0035076141,-0.014167786,-0.0043411255,-0.0077552795,0.041046143,0.015991211,-0.0059661865,-0.0061836243,-0.04751587,0.020523071,-0.013511658,-0.04724121,-0.016159058,0.010627747,-0.012794495,-0.0079422,-0.009399414,-0.038757324,0.0061035156,0.010765076,0.00010693073,0.006752014,0.026931763,0.014701843,-0.006477356,0.014083862,0.023590088,0.028289795,-0.05303955,-0.020111084,-0.011634827,0.01676941,0.04208374,-0.020324707,0.058563232,0.0032291412,0.06970215,0.03062439,0.046051025,0.027755737,0.0018692017,-0.015281677,-0.0036125183,0.004070282,0.043029785,-0.010902405,0.0006508827,-0.01689148,-0.0028095245,-0.06616211,-0.0061683655,-0.018753052,-0.058441162,-0.03640747,0.023544312,-0.029129028,0.04071045,-0.06921387,0.000011086464,-0.015159607,0.01424408,0.008651733,0.0034828186,-0.020568848,0.012237549,-0.0015420914,0.02557373,-0.0042877197,-0.034820557,0.019348145,0.0060539246,0.032287598,0.03363037,0.021255493,0.01713562,0.011039734,0.00083112717,-0.034423828,0.0073394775,-0.016738892,-0.016860962,0.013282776,-0.0036849976,-0.014060974,0.012039185,-0.025863647,0.015563965,-0.035858154,0.054016113,0.014129639,0.0030002594,0.02973938,-0.037353516,-0.020874023,0.026672363,-0.031311035,-0.012313843,0.04348755,0.018981934,0.004306793,-0.022399902,-0.019485474,0.015258789,-0.0345459,-0.017440796,-0.05996704,-0.03692627,0.021118164,-0.030822754,0.02748108,0.035888672,-0.09100342,0.018035889,-0.02760315,0.013656616,-0.017044067,-0.017425537,-0.0029678345,0.024505615,0.0099105835,-0.010597229,-0.021362305,-0.010444641,-0.014572144,0.026672363,-0.011230469,0.03274536,0.0007157326,0.025894165,0.03527832,0.011566162,0.024612427,0.031311035,-0.015083313,-0.0803833,-0.08532715,-0.031311035,-0.0072746277,-0.014587402,-0.025253296,0.0016937256,-0.022201538,-0.06854248,-0.018859863,0.001912117,-0.0074653625,-0.045288086,0.017837524,-0.025939941,0.009895325,-0.011192322,-0.070007324,-0.01802063,-0.031204224,0.032958984,0.014083862,0.011703491,0.033081055,-0.00907135,0.037261963,0.031463623,-0.01335144,-0.018753052,0.01902771,-0.00843811,0.028320312,-0.023468018,0.015419006,-0.02319336,0.020584106,0.07165527,0.015472412,-0.01335907,-0.0065727234,-0.05432129,-0.04647827,-0.021392822,0.01713562,-0.0059165955,0.0132751465,0.04171753,-0.036895752,-0.024780273,0.0047798157,0.026489258,0.005405426,0.025375366,-0.0016155243,-0.01499176,0.011749268,0.052703857,-0.05682373,0.035461426,0.008506775,-0.00005698204,-0.0029621124,-0.03024292,0.03591919,0.021453857,-0.03201294,0.005443573,-0.018310547,0.030715942,-0.004486084,0.009750366,0.0008430481,0.006023407,-0.018737793,-0.029281616,-0.013549805,0.02809143,0.011474609,-0.019119263,-0.036376953,-0.06512451,0.05947876,0.026626587,0.03250122,0.016677856,-0.0016479492,-0.025878906,-0.01838684,-0.077697754,0.058502197,0.07116699,-0.026473999,-0.019332886,0.032043457,0.012924194,-0.049835205,0.017471313,0.0023059845,-0.020751953,-0.024795532,0.014472961,-0.053344727,0.018173218,0.007911682,0.050323486,0.06097412,-0.0073432922,-0.033081055,-0.027175903,-0.03451538,0.0023593903,-0.032073975,-0.002216339,-0.0040130615,0.015838623,0.031066895,-0.0064926147,0.015930176,0.0023078918,-0.01033783,-0.0070228577,0.021820068,0.0052833557,-0.03741455,0.027313232,-0.007282257,-0.05419922,0.013511658,-0.008918762,0.06173706,-0.052703857,0.046051025,-0.0042152405,0.01802063,0.05102539,-0.0060157776,-0.048217773,0.016464233,0.0064926147,0.0034637451,0.05834961,0.0023822784,-0.013664246,-0.008460999,0.062438965,-0.011276245,-0.011886597,0.004447937,0.0055160522,0.03491211,0.0042037964,-0.06506348,-0.034454346,-0.013465881,-0.016433716,0.028015137,-0.025604248,0.030715942,0.011329651,0.0072250366,-0.02748108,0.0030231476,-0.044769287,0.014122009,-0.037506104,0.014877319,-0.015731812,-0.028289795,0.020828247,0.016693115,-0.009086609,0.022415161,0.04916382,0.03640747,-0.0004377365,-0.015625,-0.018844604,-0.0032482147,-0.026138306,0.021331787,0.01285553,0.026168823,0.055725098,-0.033111572,-0.0022602081,0.014602661,0.014801025,0.032958984,0.0009717941,-0.016296387,-0.08154297,-0.05480957,-0.024856567,-0.039978027,0.034851074,0.004005432,-0.0035934448,0.05279541,0.0030117035,-0.026748657,-0.038757324,0.016479492,-0.036468506,-0.010238647,0.020568848,-0.0126571655,-0.037078857,-0.008705139,-0.005332947,0.01789856,0.025680542,0.030410767,0.030700684,0.06072998,0.033203125,-0.0033683777,0.00459671,0.025100708,0.0059890747,-0.01789856,-0.0013237,-0.035461426,-0.019897461,0.03451538,-0.009048462,-0.015296936,-0.056243896,0.0625,0.03933716,0.08148193,0.0024261475,0.0143585205,0.03237915,-0.0012779236,0.022338867,-0.031066895,-0.01637268,-0.023223877,-0.039031982,0.022827148,-0.0065689087,0.0064201355,-0.01991272,0.039764404,-0.012237549,0.013160706,-0.036895752,0.04727173,-0.014854431,-0.008979797,0.023208618,0.022155762,0.06072998,0.05871582,-0.049102783,-0.0007123947,0.014312744,-0.03488159,0.020263672,0.0309906,0.005340576,0.0020217896,-0.06036377,-0.041259766,0.0040779114,0.00010240078,-0.050048828,-0.013023376,0.007736206,0.01222229,0.034088135,-0.010192871,-0.03970337,-0.021331787,-0.0035972595,-0.051635742,0.015129089,-0.05596924,0.008232117,0.04208374,-0.016326904,0.0008764267,-0.0013589859,-0.0052261353,-0.021743774,0.022506714,0.022628784,0.007331848,-0.03314209,0.0541687,0.019622803,0.0070991516,0.00969696,0.05255127,0.005264282,0.0317688,0.04849243,0.010253906,-0.005519867,-0.060424805,0.03930664,-0.051513672,0.0041885376,0.012924194,-0.03286743,0.0045928955,0.005897522,-0.030914307,-0.030914307,0.0028953552,-0.026626587,-0.010429382,0.010398865,-0.030792236,-0.025039673,-0.06149292,-0.012557983,-0.019088745,0.0473938,0.019882202,0.0039711,-0.060821533,0.011199951,0.022125244,0.0005354881,0.019119263,-0.013298035,-0.008644104,-0.006385803,-0.032348633,0.0049476624,-0.01927185,0.034088135,-0.007610321,-0.008026123,0.028900146,0.022003174,0.0024795532,0.0047340393,0.006641388,0.023208618,-0.025527954,-0.007926941,-0.008384705,0.037322998,0.010314941,-0.01838684,-0.045410156,0.036956787,-0.00022554398,0.033935547,-0.03286743,-0.0052108765,-0.015655518,0.0134887695,0.016326904,0.0029582977,0.0022239685,0.012931824,-0.059570312,-0.07147217,0.016479492,-0.018295288,0.03665161,0.036865234,0.0074539185,0.027679443,-0.022598267,0.0025138855,0.019851685,-0.017059326,-0.0143585205,-0.0385437,-0.028121948,-0.028747559,-0.012817383,-0.03125,0.035369873,-0.0069389343,0.018539429,-0.010276794,-0.013931274,0.022140503,0.0072517395,-0.0077552795,0.0113220215,0.0038719177,0.028366089,0.040496826,-0.0051841736,-0.04711914,0.023330688,-0.018966675,-0.0020923615,-0.011520386,0.022384644,0.027908325,-0.019119263,0.00033283234,-0.020812988,0.0070991516,-0.033081055,-0.0006108284,0.016967773,0.013198853,-0.0024738312,-0.04046631,0.026397705,0.0029678345,-0.037841797,-0.021408081,0.003982544,0.010681152,-0.04827881,-0.008361816,0.015090942,0.07043457,-0.02267456,-0.007217407,0.028060913,0.052734375,0.030822754,0.0065345764,-0.008125305,0.017730713,0.0017127991,0.015823364,-0.0046081543,-0.010643005,0.009269714,-0.0068893433,0.018218994,0.009292603,-0.0038642883,0.0018692017,-0.02456665,-0.00907135,-0.005279541,-0.04345703,0.030212402,0.015220642,0.037231445,-0.015792847,0.027008057,0.01914978,-0.018249512,-0.020248413,0.015792847,0.038848877,-0.018737793,-0.017868042,0.016693115,0.019332886,0.0317688,-0.042510986,0.005268097,0.012619019,0.00064611435,-0.037994385,-0.06616211,-0.030441284,0.008087158,0.03930664,-0.00579834,0.02973938,0.03640747,0.008460999,-0.0061149597,0.027313232,0.011077881,-0.03427124,-0.014816284,-0.036468506,-0.016479492,0.00096702576,-0.011360168,-0.024993896,0.008491516,-0.016616821,-0.038360596,0.0047073364,-0.02406311,-0.0075035095,0.0026416779,0.0050964355,0.03704834,-0.017700195,0.02180481,-0.024429321,-0.040740967,-0.026367188,0.014678955,0.026870728,-0.039276123,0.015930176,-0.007255554,-0.0022449493,0.0044670105,0.0058937073,0.021011353,0.027236938,0.0050697327,0.027526855,-0.046875,0.037231445,-0.042755127,0.012802124,0.008590698,-0.026870728,-0.000106573105,-0.025360107,-0.018157959,0.032470703,-0.011390686,-0.004383087,-0.024932861,-0.022644043,-0.014373779,-0.051879883,0.031311035,0.021118164,0.036865234,-0.03643799,0.0057525635,0.0053901672,0.011604309,-0.00091791153,0.0023727417,-0.0025100708,0.011413574,0.03564453,0.0066566467,-0.03765869,-0.025100708,-0.030334473,0.022354126,-0.040496826,-0.04333496,-0.011550903,0.029205322,-0.00034618378,-0.009162903,-0.04046631,-0.034729004,-0.008460999,-0.04812622,0.022277832,-0.011039734,0.028244019,0.0014867783,-0.035888672,-0.01184082,-0.00031971931,-0.017623901,0.035583496,0.009086609,0.00080251694,-0.03866577,0.004398346,0.00793457,0.018829346,-0.00440979,-0.016235352,0.0077285767,-0.028121948,-0.050872803,0.0058174133,0.015167236,0.0008511543,-0.014945984,0.0023345947,-0.042541504,0.0071411133,-0.011024475,0.01158905,0.022583008,0.014854431,0.014724731,0.012664795,0.0048179626,-0.012069702,-0.023757935,-0.021148682,0.026321411,0.00969696,0.007156372,0.04650879,0.03543091,0.0060195923,-0.027679443,-0.007270813,0.011886597,0.0043563843,-0.022064209,0.015571594,-0.009117126,0.0099105835,-0.0069732666,-0.013160706,-0.023468018,-0.004348755,0.07147217,0.004802704,-0.0065994263,0.0059547424,-0.030700684,0.021896362,0.030563354,-0.035308838,0.009719849,-0.029434204,0.021957397,-0.034973145,0.007873535,0.0071372986,0.013717651,-0.0036907196,-0.048797607,-0.01512146,0.00258255,-0.010185242,-0.081970215,-0.028701782,-0.078063965,0.0061035156,0.004863739,-0.02015686,0.0042495728,0.014022827,-0.02859497,-0.07501221,0.021194458,0.036743164,0.017074585,0.019821167,-0.010932922,0.01651001,0.032958984,-0.0132751465,-0.020568848,0.027664185,-0.029663086,-0.021881104,-0.030441284,0.038879395,-0.00881958,-0.009124756,0.001709938,0.021347046,0.02809143,-0.010116577,0.007572174,-0.008621216,0.010505676,-0.023666382,0.021484375,-0.01473999,-0.012588501,0.024795532,-0.051361084,0.028793335,0.020965576,0.010910034,0.010154724,0.013244629,0.03112793,-0.02897644,-0.011932373,0.0065689087,0.01637268,0.04135132,-0.025390625,0.03366089,0.015533447,0.008033752,-0.0032901764,-0.01739502,-0.0158844,-0.030563354,-0.039398193,0.036956787,0.008323669,-0.0029392242,-0.0006389618,0.0063552856,-0.00084877014,-0.0025043488,0.0009636879,-0.015052795,-0.025421143,0.00023627281,0.016494751,0.01158905,0.011039734,0.0032310486,0.025680542,0.028945923,0.044433594,0.026855469,-0.0059661865,-0.00806427,0.033172607,-0.010192871,-0.0004415512,0.043792725,0.022735596,0.015991211,0.027893066,0.012527466,-0.039245605,-0.014411926,-0.011955261,-0.004497528,-0.005970001,-0.024795532,-0.0047302246,-0.012275696,0.0018129349,-0.005428314,-0.0345459,0.0041999817,-0.02319336,-0.021728516,-0.011802673,0.0020065308,0.024246216,-0.002407074,-0.009521484,0.020324707,-0.00044059753,0.043395996,-0.0030517578,0.0031642914,0.044189453,0.040527344,0.02192688,-0.017547607,-0.008476257,-0.016418457,0.012870789,-0.0024700165,-0.030517578,0.008720398,0.030822754,-0.016418457,0.020385742,-0.016799927,0.021194458,-0.020019531,-0.0026607513,0.0028572083,0.018463135,-0.008605957,0.03479004,-0.03982544,0.01751709,0.013183594,-0.015449524,0.001578331,-0.010055542,-0.030548096,0.020965576,0.008842468,0.0058898926,0.02243042,-0.014350891,0.01890564,-0.045806885,-0.0140686035,0.008644104,-0.025405884,-0.034454346,0.02130127,-0.009864807,-0.008049011,0.010688782,-0.024398804,0.037475586,-0.034179688,0.010185242,-0.0020523071,0.01638794,-0.011947632,-0.008491516,-0.01600647,-0.017349243,-0.016540527,0.019302368,-0.009780884,0.05343628,0.014892578,0.027374268,0.05026245,0.019302368,0.010887146,-0.0236969,-0.039520264,0.013046265,-0.0050086975,0.013160706,-0.016036987,0.062561035,0.028198242,0.011711121,0.04623413,0.03390503,0.029449463,-0.022155762,-0.00447464,-0.0126571655,-0.0066566467,-0.026473999,0.01902771,-0.009490967,0.036193848,-0.024154663,0.017807007,0.026016235,0.042541504,-0.041656494,0.027908325,0.06011963,0.005279541,-0.030014038,0.04196167,-0.014801025,-0.013969421,-0.025772095,-0.021957397,0.05166626,-0.004398346,0.04598999,0.05895996,0.012832642,-0.008491516,0.016647339,-0.034606934,-0.004447937,0.07067871,0.021270752,-0.02583313,-0.020233154,-0.003967285,0.017791748,-0.033996582,-0.030181885,0.02255249,-0.010574341,-0.0008621216,-0.00945282,-0.00000834465,-0.02468872,0.01234436,0.014762878,0.022888184,-0.021499634,0.03161621,0.030563354,0.0017108917,0.025741577,0.009986877,0.026947021,-0.01927185,-0.021347046,-0.002620697,0.027740479,-0.020858765,-0.0077171326,0.0158844,0.016967773,0.05001831,0.05026245,-0.024291992,0.010826111,0.023757935,0.0005707741,-0.018844604,0.06225586,0.03286743,0.015388489,0.03338623,0.017105103,0.049346924,-0.04348755,0.013145447,0.0049476624,0.004676819,-0.010795593,-0.008308411,0.018859863,-0.02458191,0.031921387,-0.002418518,-0.0001834631,0.018753052,0.0357666,-0.013412476,-0.0013275146,-0.017593384,0.018966675,-0.014892578,-0.00869751,0.016540527,-0.0030078888,0.028335571,0.011482239,0.032104492,-0.026443481,0.014701843,-0.0028877258,0.0017633438,0.011436462,0.009941101,-0.03225708,0.01676941,-0.0032615662,0.0005531311,-0.030334473,-0.0013742447,0.016952515,-0.024658203,0.013046265,0.006263733,-0.00028014183,-0.0015220642,0.029129028,0.01878357,0.0062675476,-0.003627777,-0.015258789,0.009086609,0.054351807,0.0011711121,-0.0046920776,-0.029403687,0.002243042,0.006801605,-0.008605957,-0.020568848,-0.0038089752,-0.028045654,-0.0055618286,0.0262146,0.018493652,0.020751953,0.050811768,-0.023284912,-0.015235901,0.009422302,0.019424438,-0.01071167,-0.005596161,-0.008735657,0.025741577,-0.028823853,0.06188965,0.031463623,0.0146484375,0.028167725,-0.022460938,-0.029174805,0.0048980713,-0.00031614304,0.024932861,-0.015007019,0.0076408386,-0.0010280609,0.038238525,-0.021743774,-0.030776978,0.0056114197,-0.021484375,-0.01953125,-0.017807007,0.019943237,-0.000108242035,0.02583313,0.031402588,0.021560669,-0.026870728,0.059326172,-0.015434265,0.047332764,-0.005340576,-0.012542725,0.034454346,0.0158844,0.029083252,0.01663208,0.010643005,-0.029830933,0.030700684,0.037994385,0.041931152,0.006465912,0.013214111,-0.014572144,0.04309082,-0.0047836304,0.035980225,-0.0115356445,-0.007331848,0.014060974,-0.01007843,-0.010627747,0.009529114,0.00042033195,0.0132369995,0.056793213,-0.019927979,-0.018844604,-0.018218994,-0.0054969788,0.018692017,-0.02142334,0.02154541,-0.013160706,-0.037139893,0.011581421,-0.032287598,-0.020629883,0.020584106,0.012908936,-0.05404663,-0.016967773,0.007698059,0.018356323,-0.016647339,0.031463623,0.04107666,-0.0032291412,0.01247406,0.047973633,-0.008758545,0.030212402,-0.012619019,0.020141602,0.03564453,0.008369446,0.0042762756,0.006919861,0.022644043,-0.019439697,0.011482239,0.0362854,-0.0129470825,0.002401352,0.015510559,-0.019805908,-0.010719299,-0.0017461777,-0.017166138,0.0115356445,-0.02116394,-0.008766174,-0.0019721985,-0.002576828,-0.007030487,0.0008368492,-0.00819397,-0.017349243,0.006801605,0.032928467,0.022033691,-0.040893555,0.003921509,0.005004883,0.008514404,-0.022003174,-0.019195557,0.007637024,-0.033843994,0.029891968,0.030029297,0.007572174,0.0035877228,-0.021499634,0.0067329407,0.030670166,0.025802612,0.011329651,0.011039734,0.0064926147,-0.0018453598,-0.02458191,-0.003753662,0.0038928986,-0.009941101,0.009254456,0.040618896,-0.006008148,-0.016342163,0.027526855,-0.0018472672,0.021133423,0.0060653687,-0.0064926147,0.01335144,-0.016815186,0.00522995,-0.0039482117,0.015144348,-0.021255493,-0.028747559,-0.0055732727,0.024154663,0.052856445,-0.016555786,-0.0053520203,0.028137207,0.01222229,0.013221741,0.036346436,0.008460999,0.043151855,0.027435303,-0.0066070557,-0.0107803345,0.010070801,-0.0023155212,-0.024505615,0.023162842,-0.018997192,-0.022460938,0.022216797,0.015731812,-0.006439209,-0.0284729,-0.008514404,-0.014526367,-0.014450073,0.03286743,0.003112793,0.020202637,-0.027862549,-0.0017290115,0.009109497,-0.014801025,-0.030014038,-0.024368286,0.0025691986,-0.013374329,-0.06488037,0.010383606,-0.031143188,0.024261475,-0.019302368,-0.0021820068,-0.004634857,0.011360168,-0.017364502,0.005542755,0.006298065,0.015312195,0.025405884,-0.0012645721,0.03289795,-0.025360107,-0.029220581,-0.006877899,-0.002506256,-0.020965576,0.03967285,0.0024795532,0.035095215,0.020599365,0.0074882507,-0.0070991516,-0.012260437,-0.0059547424,-0.009902954,-0.01158905,-0.014434814,0.027053833,0.009155273,-0.007286072,-0.004135132,0.030014038,-0.020019531,-0.023620605,0.040130615,0.05618286,0.0055122375,0.026428223,-0.0042686462,-0.0023937225,-0.020874023,0.008392334,-0.022964478,0.016159058,0.005935669,0.013511658,-0.00032019615,0.010070801,0.0066184998,-0.015975952,0.0012054443,0.038391113,0.007987976,-0.00011050701,0.03286743,0.013839722,0.015731812,-0.019104004,-0.005722046,0.014587402,0.0345459,-0.00019836426,0.0016002655,-0.010467529,0.012954712,0.0026016235,0.01247406,0.024215698,-0.01927185,-0.048339844,-0.00069236755,-0.018356323,0.017059326,0.010345459,0.006137848,-0.012489319,0.0128479,-0.016296387,-0.035217285,-0.011482239,0.032928467,0.011207581,-0.018478394,-0.010177612,-0.017578125,0.024841309,-0.029953003,-0.0061073303,-0.032836914,-0.027175903,-0.017410278,-0.013908386,0.02670288,0.017120361,-0.009819031,0.003753662,-0.008590698,-0.012374878,-0.00083589554,0.03567505,-0.009010315,-0.00566864,0.026397705,0.027557373,-0.011497498,0.019302368,0.0026950836,0.010612488,0.018310547,-0.013664246,0.015129089,-0.007320404,0.030914307,-0.011024475,0.0050964355,0.035461426,-0.0019950867,0.0054626465,-0.035095215,0.0037765503,-0.011756897,0.006412506,0.02897644,-0.026016235,-0.027786255,-0.0036506653,-0.014793396,-0.02015686,-0.00415802,0.013031006,0.02708435,-0.011062622,0.042541504,-0.030334473,-0.014511108,0.009300232,0.010467529,-0.012901306,0.0055656433,0.024139404,0.0012512207,0.009056091,-0.02003479,-0.020111084,-0.029663086,-0.010070801,0.009353638,-0.011314392,0.00349617,0.009307861,0.010093689,0.031219482,0.003932953,0.0074272156,0.019134521,-0.0009331703,0.0309906,-0.0059051514,0.054260254,-0.0005493164,-0.036376953,0.011428833,0.011505127,-0.025024414,-0.0039596558,-0.015357971,0.017196655,-0.03805542,0.015655518,-0.0043296814,0.03338623,-0.014373779,-0.001958847,-0.017715454,0.008552551,-0.037963867,-0.005962372,-0.02960205,0.02029419,0.030517578,-0.0044288635,0.037384033,0.00774765,-0.017532349,0.01828003,0.033966064,-0.0055007935,-0.040893555,-0.014953613,0.015853882,-0.006587982,0.011558533,0.019805908,-0.016921997,-0.019821167,0.004207611,-0.015602112,0.0077667236,-0.011146545,0.022735596,0.0038585663,0.023666382,-0.004638672,0.027053833,-0.010551453,-0.011131287,0.013221741,0.0036087036,0.044677734,0.02178955,-0.013893127,0.016799927,0.021621704,-0.025390625,0.048583984,-0.008972168,0.022460938,-0.011444092,-0.010108948,-0.025543213,-0.026428223,-0.018615723,-0.004558563],"createdAt":"2026-04-18T18:41:50.035Z","updatedAt":"2026-04-25T00:03:52.937Z","lastSeenAt":"2026-04-25T00:03:52.937Z","tsv":"'/api/v1/ach/110':40 '/request':12,30 '0.02':11,29,116,155,157 '000':150 '20':149 'ACH API' 'Base network API' 'USDC micropayment' 'accept':140 'access':77,131 'ach':5,23,87 'ach-endpoint' 'across':119,226 'actual':218 'address':174 'advertis':113 'ai/ml':228 'api':16,34,57,76,124,181 'autom':88 'automated clearing house' 'avail':106 'base':8,26,65,151,160 'base-network' 'beyond':107,205 'broad':50 'call':4,22 'catalog':51 'categori':232 'challeng':134 'clear':89 'confirm':135 'connect':190 'content':196 'data':96 'data/analytics':227 'doc':180 'document':99,175 'endpoint':6,24,38,71,121,137,217,225 'exact':80,168 'exampl':104,213 'extrem':177 'finance/web3':229 'financi':95 'flat':115 'function':81 'generic':109 'host':222 'hous':90 'infrastructur':231 'instant':130 'key':17,35,125 'limit':128 'list':73,110 'live':139 'lowpaymentfee' 'lowpaymentfee.com':45 'made':164 'mani':223 'network':66,161 'no-api-key' 'offer':48 'openapi':200 'output':208 'page':185 'part':42 'path':85 'pay':2,20,54 'pay-per-cal':1,19 'pay-per-call API' 'pay-per-request':53 'payment':91,145,162 'payment processing API' 'per':3,21,55,117 'platform':46,112,221 'point':238 'post':141 'premium':75 'price':182,237 'process':92 'prompt':192 'protocol':62 'rate':127 'readm':184 'relat':94 'render':187 'request':56,118,142 'request/response':100,203 'requir':18,36,144 'return':219 'schema':101,204,209 'scheme':169 'settl':58 'spars':178 'spec':201 'specif':70 'specifi':172 'stub':210 'substant':195 'suggest':86 'unclear':83 'unit':152 'usag':103 'usdc':14,32,68,154,156 'usdc-settlement' 'use':67 'via':9,27,59,165 'wallet':173,191 'x402':10,28,61,133,167,207 'x402 API' 'x402-payment'","prices":[{"id":"3182e13f-13d0-4338-a367-a50b93ca1dd4","listingId":"75e0f80f-10e3-4e1a-888b-721a9fec81e0","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/110","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:41:50.035Z"}],"sources":[{"listingId":"75e0f80f-10e3-4e1a-888b-721a9fec81e0","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/ach/110","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:41:50.035Z","lastSeenAt":"2026-04-25T00:03:52.937Z"}],"details":{"listingId":"75e0f80f-10e3-4e1a-888b-721a9fec81e0","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/ach/110 \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-header>\" \\\n  -d '{}'","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/ach/110"},{"claim":"Platform advertises $0.02/request, no API keys, no rate limits, instant access, Base network","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base network","source_url":"https://lowpaymentfee.com/api/v1/ach/110"},{"claim":"Docs, API, pricing, and README pages all render only 'Connect wallet' with no substantive content","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Querying ACH-related financial data or initiating ACH-related operations via a single paid API call","Integrating low-cost per-request financial endpoints into agent workflows without managing API keys","Testing x402 payment protocol integrations on Base with a low-cost endpoint"],"bestFor":["Developers experimenting with x402 pay-per-call protocols","Agents needing keyless, on-demand financial API access","Low-volume or sporadic ACH-related queries where subscription pricing is wasteful"],"notFor":["Production ACH payment initiation requiring regulatory compliance and audit trails","High-volume batch processing where per-request pricing becomes expensive","Users who need detailed API documentation and guaranteed SLAs before integration"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-17T23:14:32.01Z"},"updatedAt":"2026-04-25T00:03:52.937Z"}}