{"uid":"cap_GSFM19n3Unigtxu70RJ9d","slug":"speraxos-defi-markets-data-api-2e3834b2","name":"SperaxOS DeFi Markets 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/markets?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jNeYTgvNOaC_q83a8uoGq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0xD74f5255D557944cf7Dd0E45FF521520002D5748","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns AI-powered DeFi market intelligence data for decentralized finance assets and protocols, payable per-request via x402/USDC","exampleAgentPrompt":"Pull the latest DeFi market data from SperaxOS right now — I want to see current prices, liquidity, and yield metrics across major protocols, and pay for it with USDC on Base.","exampleUseCases":[{"title":"Real-time DeFi yield comparison","prompt":"Show me the current yield rates and TVL across the top DeFi lending protocols so I can decide where to park my stablecoins for the best return."},{"title":"DeFi portfolio market check","prompt":"Fetch the latest market data for DeFi tokens and protocols from SperaxOS — I need prices and liquidity figures to rebalance my on-chain portfolio today."},{"title":"Automated DeFi market monitoring","prompt":"Every hour, grab the DeFi market snapshot from SperaxOS and alert me if any major protocol's TVL drops more than 10% or a token price moves more than 5%."}],"resultDescription":"Returns structured DeFi market intelligence including token prices, protocol TVL, liquidity pool metrics, yield rates, and other on-chain market statistics for decentralized finance assets and protocols. Each call costs $0.001 USDC paid via x402 on Base.","failureModes":["Payment failure: insufficient USDC balance or x402 payment not accepted, returns 402 Payment Required","Invalid properties filter: malformed query parameter returns 400 Bad Request","Rate limiting or network congestion on Base causing payment delay","Empty result set if no markets match the specified properties filter","Service unavailable if SperaxOS backend is down, returns 503"],"whenToPreferThis":"Choose this endpoint when you need real-time DeFi market data without a traditional API key, prefer micropayment-per-call billing in USDC on Base, or are building an AI agent that requires on-demand DeFi intelligence with pay-as-you-go economics. Ideal for agents that query infrequently and don't want subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:48:11.435Z","isFirstParty":false,"canonicalSlug":"speraxos-defi-markets-data-api-2e3834b2"}