{"uid":"cap_K7LSX4-YiNnweGhu4I4jL","slug":"speraxos-dune-data-api-54ced85e","name":"SperaxOS Dune Data API","description":"AI-powered DeFi intelligence APIs payable via the x402 HTTP payment protocol. No API key required — pay per request with USDC on Base. Identity-only (SIWX) endpoints are free for wallets with an agentcash identity.","url":"https://chat.sperax.io/api/x402/v1/data/dune?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"allOf":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_97dObAGHrZPad1NSEjyEw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0xD74f5255D557944cf7Dd0E45FF521520002D5748","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches AI-powered DeFi intelligence data from Dune Analytics via the SperaxOS x402 pay-per-request API on Base","exampleAgentPrompt":"Pull the latest DeFi analytics data from SperaxOS's Dune endpoint — I want on-chain metrics for the Sperax protocol, paying $0.02 USDC per call on Base.","exampleUseCases":[{"title":"Monitor DeFi protocol on-chain metrics","prompt":"Get me the current on-chain metrics for the Sperax USDs protocol from SperaxOS's Dune data feed — things like TVL, volume, and active wallets."},{"title":"DeFi research without API key","prompt":"I need to pull Dune Analytics data for a DeFi project I'm researching, but I don't want to set up an API key — can you use the SperaxOS x402 endpoint and pay the $0.02 USDC fee per call on Base?"},{"title":"Automate DeFi data pipeline with micropayments","prompt":"Set up a recurring fetch of DeFi stats from SperaxOS's Dune data API, paying with USDC on Base each time, so I can track protocol health metrics daily without maintaining an API subscription."}],"resultDescription":"Returns DeFi intelligence data sourced from Dune Analytics, including on-chain metrics, protocol statistics, and blockchain analytics results relevant to the queried parameters. Data is returned as structured JSON.","failureModes":["Insufficient USDC balance for payment — 402 Payment Required returned","Invalid or missing x402 payment header — request rejected","Dune query timeout or upstream Dune Analytics outage — 503 or timeout error","Malformed query parameters — 400 Bad Request","Rate limiting or temporary service unavailability from SperaxOS backend"],"whenToPreferThis":"Choose this endpoint when you need DeFi or on-chain analytics data from Dune Analytics without committing to a subscription or API key, and you are able to pay $0.02 USDC per call on Base via the x402 protocol. Ideal for AI agents that need lightweight, pay-as-you-go access to blockchain analytics for DeFi research, monitoring, or pipeline automation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:48:22.026Z","isFirstParty":false,"canonicalSlug":"speraxos-dune-data-api-54ced85e"}