{"uid":"cap_Osh1ZE-doKmKP5KdtqaN6","slug":"extract-footer-as-json-change-watch-4f65b12b","name":"Extract Footer as JSON – Change Watch","description":"Change watch for extract footer as json: runs the check, compares it with the result from your previous call for the same url (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.","url":"https://page.intel.rallylive.ca/watch/page/footer/json?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_tWsAClSjM2fCdrQkrjS8P","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 web page's footer content (as JSON) and returns whether it has changed since the last check, along with before/after field diffs.","exampleAgentPrompt":"Watch the footer of https://example.com for me — run a check now and tell me if anything has changed since the last time you looked, including exactly which fields are different and what they changed from and to.","exampleUseCases":[{"title":"Legal disclaimer footer monitoring","prompt":"Keep an eye on the footer of https://mybank.com for me — run a check right now and tell me if any of the legal disclaimer links or text have changed since the last check, and show me what specifically changed."},{"title":"Navigation link change detection","prompt":"Check whether the footer navigation on https://acmecorp.com has changed at all — I want to know if any links were added, removed, or renamed compared to the last time it was checked."},{"title":"Compliance footer audit","prompt":"Run a change-watch check on the footer of https://mystore.com and let me know if the privacy policy or cookie notice links in the footer have been updated, with the before and after values."}],"resultDescription":"Returns the current footer content as a JSON object, a boolean 'changed' flag indicating whether it differs from the previous check (stored up to 90 days), a list of fields that changed with their before and after values, and the timestamp of when the footer was last seen.","failureModes":["Target URL is unreachable or returns a non-200 status — check fails with an error","Page has no footer element — returns empty result with changed flag potentially false","First-time call for a URL has no previous result to compare against — changed field may be indeterminate","90-day history window expired — previous snapshot no longer available for comparison","Payment of $0.02 USDC not processed — request rejected"],"whenToPreferThis":"Use this endpoint when you need to detect whether a web page's footer has changed since a previous check, rather than just extracting the footer once. It is ideal for scheduled monitoring workflows where you want to be alerted on changes, track before/after diffs, and avoid re-processing unchanged content. Prefer this over the plain extract-footer-as-json endpoint when change detection and historical comparison are the goal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:56:02.324Z","isFirstParty":false,"canonicalSlug":"extract-footer-as-json-change-watch-4f65b12b"}