{"id":"374cb3cc-555e-426b-a213-7fab89e095d7","shortId":"YSqpVk","kind":"x402","title":"DeFi liquidity data for WIF token, paid per-request via x402 on Base network.","tagline":"DeFi liquidity data for WIF token, paid per-request via x402 on Base network.","description":"This endpoint at lowpaymentfee.com provides DeFi liquidity data for the WIF (dogwifhat) token. It is part of a broader platform offering data & analytics, AI/ML, finance/Web3, and infrastructure APIs, all accessible via the x402 payment protocol on the Base network with no API keys or rate limits required.\n\nThe endpoint accepts POST requests and returns JSON. Payment is settled in USDC on Base (contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) at a maximum cost of $0.02 per request (20,000 base units with 6 decimals). The x402 challenge was captured live, confirming the endpoint is operational. The payment timeout is 300 seconds.\n\nDocumentation is extremely sparse — the docs, pricing, API, and README pages all render only a \"Connect wallet\" prompt with no actual content. There is no OpenAPI schema, no request/response examples, and no description of what fields the liquidity endpoint returns or what parameters it accepts. The endpoint path suggests it returns liquidity information for the WIF token in a DeFi context, but the exact response structure is unknown.","tags":[],"capabilities":["defi-liquidity-data","wif-token","x402-payment","usdc-base-settlement","per-request-pricing","no-api-key","json-response"],"categories":["defi","finance"],"synonyms":["WIF liquidity","dogwifhat liquidity","DeFi liquidity API","token liquidity data","WIF DeFi","crypto liquidity endpoint","x402 DeFi API"],"warnings":["No API documentation available — docs, pricing, API, and README pages all show only 'Connect wallet' with no content","No OpenAPI schema or request/response examples provided","Unknown request body format and response structure","The specific endpoint /api/v1/defi/WIF/liquidity is not listed on the provider's homepage among their advertised APIs, raising questions about its provenance"],"endpointUrl":"https://lowpaymentfee.com/api/v1/defi/WIF/liquidity","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/defi/WIF/liquidity","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}]},"qualityScore":"0.300","qualityRationale":"The endpoint is live (402 challenge captured) and pricing is clear ($0.02 USDC on Base), but there is zero documentation on request parameters, response schema, or what 'liquidity' data is actually returned. Docs pages are empty. This is effectively a stub 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'000':104 '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913':94 '20':103 '300':125 '6':108 'DeFi liquidity API' 'WIF DeFi' 'WIF liquidity' 'accept':80,171 'access':60 'actual':147 'ai/ml':54 'analyt':53 'api':58,72,134 'base':14,29,68,92,105 'broader':49 'captur':114 'challeng':112 'confirm':116 'connect':142 'content':148 'context':187 'contract':93 'cost':98 'crypto liquidity endpoint' 'data':3,18,38,52 'decim':109 'defi':1,16,36,186 'defi-liquidity-data' 'descript':159 'doc':132 'document':127 'dogwifhat':42 'dogwifhat liquidity' 'endpoint':32,79,118,165,173 'exact':190 'exampl':156 'extrem':129 'field':162 'finance/web3':55 'inform':179 'infrastructur':57 'json':85 'json-response' 'key':73 'limit':76 'liquid':2,17,37,164,178 'live':115 'lowpaymentfee.com':34 'maximum':97 'network':15,30,69 'no-api-key' 'offer':51 'openapi':152 'oper':120 'page':137 'paid':7,22 'paramet':169 'part':46 'path':174 'payment':64,86,122 'per':9,24,101 'per-request':8,23 'per-request-pricing' 'platform':50 'post':81 'price':133 'prompt':144 'protocol':65 'provid':35 'rate':75 'readm':136 'render':139 'request':10,25,82,102 'request/response':155 'requir':77 'respons':191 'return':84,166,177 'schema':153 'second':126 'settl':88 'spars':130 'structur':192 'suggest':175 'timeout':123 'token':6,21,43,183 'token liquidity data' 'unit':106 'unknown':194 'usdc':90 'usdc-base-settlement' 'via':11,26,61 'wallet':143 'wif':5,20,41,182 'wif-token' 'x402':12,27,63,111 'x402 DeFi API' 'x402-payment'","prices":[{"id":"83fa214f-54f1-4aca-ac96-023bf9eee07f","listingId":"374cb3cc-555e-426b-a213-7fab89e095d7","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/defi/WIF/liquidity","description":"Premium API Access","outputSchema":{"input":{"type":"http","method":"GET","discoverable":true}},"maxAmountRequired":"20000","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-18T18:34:02.253Z"}],"sources":[{"listingId":"374cb3cc-555e-426b-a213-7fab89e095d7","source":"x402_bazaar","sourceId":"https://lowpaymentfee.com/api/v1/defi/WIF/liquidity","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-18T18:34:02.253Z","lastSeenAt":"2026-04-23T00:31:00.942Z"}],"details":{"listingId":"374cb3cc-555e-426b-a213-7fab89e095d7","quickStartSnippet":"curl -X POST https://lowpaymentfee.com/api/v1/defi/WIF/liquidity \\\n  -H \"Content-Type: application/json\" \\\n  -H \"X-PAYMENT: <x402-payment-header>\"","exampleRequest":null,"exampleResponse":null,"schema":{"input":{"type":"http","method":"GET","discoverable":true}},"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"The endpoint returns a 402 challenge with maxAmountRequired of 20000 base units in USDC on Base network","source_url":"https://lowpaymentfee.com/api/v1/defi/WIF/liquidity"},{"claim":"The platform advertises $0.02 per request pricing with no API keys, no rate limits, and instant access on Base network","source_url":"https://lowpaymentfee.com"},{"claim":"USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","source_url":"https://lowpaymentfee.com/api/v1/defi/WIF/liquidity"},{"claim":"Docs, pricing, API, and README pages render only 'Connect wallet' with no documentation content","source_url":"https://lowpaymentfee.com/docs"}],"useCases":["Querying real-time liquidity depth for the WIF token across DeFi protocols","Building trading bots that need liquidity data before executing WIF swaps","Monitoring WIF liquidity conditions for risk management dashboards"],"bestFor":["Agents needing on-demand WIF liquidity data without API key registration","Developers building DeFi tools that pay per-call via x402","Automated systems that need low-friction access to token liquidity metrics"],"notFor":["Users who need detailed API documentation or response schema guarantees before integrating","High-frequency use cases where $0.02 per request adds up significantly","Non-WIF token liquidity queries (this endpoint is WIF-specific)"],"kindDetails":{"x402_version":1,"resource_type":"http","bazaar_last_updated":"2026-02-27T09:31:43.006Z"},"updatedAt":"2026-04-23T00:31:00.942Z"}}