{"uid":"cap_fqmYceCfW0qfexTzcZL_Y","slug":"api-x402node-dev-3858b234","name":"RSS/Atom Feed Autodiscovery","description":"discover rss feed, find rss feed, rss autodiscovery, find atom feed, discover feeds from URL, rss feed finder, detect rss feed, rss feed discovery, atom feed discovery, website rss feeds, extract feed URLs, find subscribe URL. Discover RSS/Atom feed URLs declared by a website HTML link rel=alternate tags. Returns array of {url, type, title}. Use url param For AI agents subscribing to sites programmatically. Accepts payment on Base or Solana — either network works.","url":"https://api.x402node.dev/feed/discover","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":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"url":{"type":"string","description":"Target URL (optional)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WhnAYCaStzl24LAkXkO50","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Discovers RSS and Atom feed URLs declared in a website's HTML via link rel=alternate tags, returning an array of feed objects with URL, type, and title.","exampleAgentPrompt":"Find all the RSS and Atom feeds declared by The Verge's homepage at https://www.theverge.com so I can subscribe to them programmatically.","exampleUseCases":null,"resultDescription":"An array of feed objects, each containing the feed URL, MIME type (e.g. application/rss+xml or application/atom+xml), and title as declared in the site's HTML link rel=alternate tags.","failureModes":["Target URL has no link rel=alternate tags — returns empty array","Target URL is unreachable or returns non-200 — likely returns error or empty result","Malformed URL input — may return validation error","Site uses JavaScript-rendered feeds not present in raw HTML — feeds not detected","Payment not received or insufficient — 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need to programmatically discover the syndication feed URLs for any website without knowing them in advance. Ideal for agents building feed readers, podcast indexers, or content aggregators that need to subscribe to sites dynamically. Prefer this over manual feed guessing or scraping when you want structured, typed feed metadata from a single API call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:54:54.497Z","isFirstParty":false}