{"uid":"cap_kyAtT-Y89Lk0cGkCtM8EB","slug":"opengraph-extract-change-watch-418e542c","name":"OpenGraph Extract Change Watch","description":"Change watch for opengraph extract: runs the check and compares it with the result from your previous call for the same url (kept 90 days), returning the current answer, changed true/false, exactly which fields changed with before/after values, and when it was last seen. Call it on a schedule to be told when open graph and twitter card extractor changes. $0.01 per check.","url":"https://intel.rallylive.ca/watch/site/opengraph","method":"GET","headers":{},"bodySchema":{"type":"object","$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":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_HWG2HXRv5HTIKumJMVh4o","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Monitors a URL's OpenGraph and Twitter Card metadata for changes, returning current values, a changed flag, field-level diffs with before/after, and last-seen timestamp.","exampleAgentPrompt":"Keep an eye on the OpenGraph metadata for https://example.com/product — check it now against what you last saw and tell me if og:title, og:description, or og:image has changed, showing me the before and after values.","exampleUseCases":[{"title":"E-commerce product social card monitoring","prompt":"Watch https://shop.example.com/shoes/air-max for any changes to its OpenGraph or Twitter card tags — I want to know immediately if the og:title, og:description, or og:image gets updated compared to last time you checked."},{"title":"News article metadata drift detection","prompt":"Has the OpenGraph metadata on https://news.example.com/breaking-story changed since you last checked it? Show me which fields changed and what the before and after values were."},{"title":"Brand campaign launch verification","prompt":"We just pushed a site update — can you check if the og:image and og:description on https://brand.example.com/campaign have changed from what was there before, and confirm when this was last seen?"}],"resultDescription":"Returns the current OpenGraph and Twitter Card field values extracted from the URL, a boolean 'changed' flag indicating whether anything differs from the previous call's result (retained for 90 days), a detailed field-level diff listing exactly which properties changed with their before and after values, and a timestamp of when the page was last seen.","failureModes":["URL is unreachable or returns non-200 — extraction fails, no diff available","No prior call stored for this URL — first-run returns current data with changed=false or null, no diff","Stored result has expired (older than 90 days) — treated as first run","OpenGraph tags absent on the page — empty extraction returned","Payment not processed — request rejected before execution"],"whenToPreferThis":"Choose this endpoint when you need scheduled or on-demand change detection specifically for OpenGraph and Twitter Card metadata on a single URL, with field-level before/after diffs and a 90-day result memory. Prefer it over a generic scraper when you need structured social metadata diffing rather than raw HTML comparison, and over the bulk variant when monitoring a single URL on a polling schedule.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:22:01.626Z","isFirstParty":false}