{"uid":"cap_R-RtTb7LN4eZwHEHl6hVF","slug":"html-tables-to-json-change-watch-dd656748","name":"HTML Tables to JSON Change Watch","description":"Change watch for html tables to json: 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 html tables to json changes. $0.01 per check.","url":"https://intel.rallylive.ca/watch/site/tables","method":"GET","headers":{},"bodySchema":{"type":"object","$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_b4jtDkcdfKFbROG4TXHDi","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 HTML tables-to-JSON conversion output and reports whether it has changed since the last check, including field-level diffs.","exampleAgentPrompt":"Keep an eye on the HTML tables at https://example.com/data and let me know if anything changes — show me exactly which fields are different compared to last time.","exampleUseCases":[{"title":"Financial data table monitoring","prompt":"Check the HTML tables on https://finance.example.com/rates and tell me if any values have changed since the last check, and exactly what the before and after values are."},{"title":"Sports standings tracker","prompt":"Watch the standings table at https://sports.example.com/standings and alert me whenever any team's stats change — I want to see the exact differences."},{"title":"Regulatory data change detection","prompt":"I need to monitor the compliance table at https://gov.example.com/requirements — poll it and tell me if any rows or fields have been updated since the last snapshot."}],"resultDescription":"Returns the current HTML-tables-to-JSON extraction result for the URL, a boolean indicating whether the output changed since the last call, a field-level diff showing exactly which values changed with before and after values, and a timestamp of when the data was last seen. Previous results are retained for 90 days.","failureModes":["URL is unreachable or returns a non-200 status — check may fail or return an error state","No previous result exists (first call) — changed flag may be false or indeterminate with no diff","HTML tables absent from the page — returns empty JSON with no meaningful diff","Rate limiting or access restrictions on the target URL — may return incomplete or error data","Results older than 90 days are purged — historical comparison window resets"],"whenToPreferThis":"Choose this endpoint when you need to automatically detect changes in HTML table data on a specific webpage over time, especially when you want granular field-level diffs (before/after values) rather than just knowing something changed. Ideal for scheduled agent workflows that poll a URL on a recurring basis and need to act only when table content actually changes.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:21:59.259Z","isFirstParty":false}