{"uid":"cap_GPMpSAbc4lYwzyMpHSD2H","slug":"speraxos-stablecoin-markets-intelligence-api-71eba46d","name":"SperaxOS Stablecoin Markets Intelligence 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/intel/stablecoin-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_-FmdBAMnYuVJBqDa8SIpw","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 stablecoin market intelligence data including metrics, trends, and DeFi analytics for stablecoin assets","exampleAgentPrompt":"Pull the latest stablecoin market intelligence from SperaxOS — I want to see current yields, liquidity, and market metrics across major stablecoins so I can decide where to deploy capital.","exampleUseCases":[{"title":"Compare stablecoin yield opportunities","prompt":"Show me the current yield and liquidity data for major stablecoins like USDC, USDT, and DAI — I want to find the best DeFi opportunities available right now."},{"title":"DeFi portfolio rebalancing research","prompt":"Get me the latest stablecoin market intelligence so I can figure out which stablecoin pools have the best risk-adjusted returns for rebalancing my DeFi portfolio."},{"title":"Stablecoin market monitoring for trading bot","prompt":"Fetch the current stablecoin market metrics and conditions from SperaxOS so my trading strategy can identify any significant shifts in liquidity or yields across stablecoin pairs."}],"resultDescription":"Returns AI-powered market intelligence for stablecoin assets, likely including metrics such as yields, liquidity depth, trading volume, market cap, and DeFi protocol data for major stablecoins. Response is provided after a $0.001 USDC micropayment via the x402 payment protocol.","failureModes":["Payment not included or insufficient — returns HTTP 402 with payment requirements","Invalid or malformed properties filter — returns 400 bad request","Stablecoin market data temporarily unavailable — returns 503","Network or Base blockchain connectivity issues causing payment verification failure","Rate limiting or quota exceeded for high-frequency callers"],"whenToPreferThis":"Choose this endpoint when you need AI-curated, real-time stablecoin market intelligence without a long-term API subscription — ideal for pay-per-use agents, one-off DeFi research queries, or workflows that need current stablecoin metrics without managing API keys. Particularly suited for Base-native agents that can pay micropayments via x402 USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:41:34.685Z","isFirstParty":false,"canonicalSlug":"speraxos-stablecoin-markets-intelligence-api-71eba46d"}