{"uid":"cap_Vn8_QFphYEp568Wsj7Koc","slug":"base-news-feed-api-5703d69c","name":"Base News Feed API","description":"Paid x402 API for deterministic, extractive analysis of public web pages.","url":"https://url-structured-analysis-api.temirlan18myrzagalie.chatgpt.site/v1/base-news","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"type":"string","const":"GET"},"queryParams":{"type":"object","additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["generated_at","fetched_at","window_hours","items","sources","cache_ttl_seconds"],"properties":{"items":{"type":"array","items":{"type":"object","required":["title","source","published_at","url","category"],"properties":{"url":{"type":"string","format":"uri"},"title":{"type":"string"},"source":{"type":"string"},"category":{"enum":["security","defi","nft","gaming","development","ecosystem"],"type":"string"},"published_at":{"type":"string","format":"date-time"}},"additionalProperties":false}},"sources":{"type":"array","items":{"type":"object","required":["source","available"],"properties":{"source":{"type":"string"},"available":{"type":"boolean"}},"additionalProperties":false}},"fetched_at":{"type":"string","format":"date-time"},"generated_at":{"type":"string","format":"date-time"},"window_hours":{"type":"integer","const":48},"cache_ttl_seconds":{"type":"integer","const":300}},"additionalProperties":false}}}}},"responseSchema":{"type":"json","example":{"items":[],"sources":[{"source":"CoinDesk","available":true},{"source":"Cointelegraph","available":true},{"source":"Decrypt","available":true}],"fetched_at":"2026-09-13T00:00:00.000Z","generated_at":"2026-09-13T00:00:00.000Z","window_hours":48,"cache_ttl_seconds":300}},"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_HqSEKMGX78WaLohHI1zxF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a deduplicated, categorized feed of recent Base blockchain and crypto news articles from major sources within a 48-hour rolling window.","exampleAgentPrompt":"Can you pull the latest Base and crypto news from the past 48 hours, categorized by topic like DeFi, NFTs, security, and ecosystem updates?","exampleUseCases":[{"title":"DeFi protocol daily briefing","prompt":"Give me a structured list of all DeFi-related news from the last 48 hours — titles, sources, and links — so I can put together my morning briefing."},{"title":"Crypto security incident monitoring","prompt":"Are there any recent crypto security incidents or hacks reported in the last two days? Pull the latest security-category headlines from major sources like CoinDesk and Cointelegraph."},{"title":"Base ecosystem research digest","prompt":"I'm researching the Base blockchain ecosystem — can you fetch me all recent news articles covering Base development, NFTs, and gaming from the past 48 hours?"}],"resultDescription":"A JSON object containing an array of news items (each with title, source, URL, published_at timestamp, and category enum), a list of source availability statuses, generation and fetch timestamps, a fixed 48-hour window, and a 300-second cache TTL.","failureModes":["One or more upstream news sources (CoinDesk, Cointelegraph, Decrypt) may be unavailable, reflected in the sources array with available:false","Cached response may be up to 5 minutes stale due to 300-second TTL","Empty items array if no articles were published in the 48-hour window","Payment failure or insufficient USDC balance blocks the request via x402 protocol","Rate limiting or upstream scraping blocks may cause incomplete results"],"whenToPreferThis":"Choose this endpoint when you need a ready-structured, deduplicated, multi-source crypto news feed covering the Base ecosystem and major Web3 categories (DeFi, NFT, gaming, security, development, ecosystem) without building your own scraper. It is ideal for agents that need periodic news digests, monitoring pipelines, or research summaries and want pre-categorized articles rather than raw HTML. Prefer it over general web search when you need consistent JSON output with source attribution and timestamps.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:30:06.297Z","isFirstParty":false}