{"uid":"cap_hm_cdKb3L2tumcQJBCQS6","slug":"speraxos-defi-news-api-ab180447","name":"SperaxOS DeFi News 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/news?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_yAa1Y2mdgKoZGgRFaS3JS","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":"Fetches AI-curated DeFi and crypto news intelligence, payable per-request with USDC on Base via the x402 protocol.","exampleAgentPrompt":"Pull the latest AI-curated DeFi news from SperaxOS right now — I want to see what's happening across decentralized finance today, paid with USDC on Base.","exampleUseCases":[{"title":"Daily DeFi briefing for trading agent","prompt":"Give me a morning briefing of the latest DeFi news so I can see what protocol events or market moves I should be aware of before I make any moves today."},{"title":"Crypto news monitoring for portfolio bot","prompt":"Fetch the most recent DeFi and crypto news from SperaxOS so my portfolio agent can check if any headlines are relevant to the tokens I'm holding."},{"title":"Web3 newsletter content sourcing","prompt":"Grab today's top DeFi news stories from SperaxOS — I'm putting together a weekly Web3 newsletter and want AI-curated highlights to work from."}],"resultDescription":"Returns a list of AI-curated DeFi and crypto news items, likely including headlines, summaries, source references, and timestamps. The response reflects recent developments across decentralized finance protocols, token markets, and blockchain ecosystems.","failureModes":["402 Payment Required if insufficient USDC balance or x402 payment not attached","400 Bad Request if input properties are malformed","503 Service Unavailable if upstream news aggregation is down","Empty result set if no recent news matches the filter criteria"],"whenToPreferThis":"Choose this endpoint when you need AI-curated DeFi and crypto news without managing API keys, and are operating in a pay-per-request model using USDC on Base. Ideal for autonomous agents that need fresh Web3 news on demand with minimal setup overhead and micropayment billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T00:34:09.430Z","isFirstParty":false,"canonicalSlug":"speraxos-defi-news-api-ab180447"}