{"uid":"cap_00jUxzWS8awtACsy3uiLN","slug":"tracker-detect-change-watch-9e7523a4","name":"Tracker Detect Change Watch","description":"Change watch for tracker detect: 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 tracker and analytics detection on a page changes. $0.01 per check.","url":"https://intel.rallylive.ca/watch/site/trackers","method":"GET","headers":{},"bodySchema":{"type":"object","$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_1Tpc-qBNIAj3ul3HVM-co","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":"Runs tracker and analytics detection on a URL and compares the result with the previous check, returning what changed, which fields changed, and when it was last seen.","exampleAgentPrompt":"Keep an eye on https://example.com for me — check it on a schedule and let me know if the trackers or analytics scripts on the page ever change compared to the last time you checked.","exampleUseCases":[{"title":"Competitor analytics monitoring","prompt":"Watch https://competitor.com/pricing every day and alert me whenever they add or remove any tracking or analytics tools — I want to see exactly which trackers changed and what they looked like before."},{"title":"Privacy compliance auditing","prompt":"Monitor https://myapp.com/checkout on a schedule and tell me if any new third-party trackers appear or existing ones disappear since the last check, so I can make sure we stay compliant."},{"title":"Client site change detection","prompt":"Set up a recurring check on https://clientsite.com and flag it immediately if the tracker or analytics setup changes — include what was there before and what it looks like now."}],"resultDescription":"Returns the current tracker/analytics detection result for the URL, a boolean indicating whether anything changed since the last check (stored up to 90 days), a detailed diff of exactly which fields changed with before and after values, and a timestamp of when the page was last seen.","failureModes":["URL unreachable or returns non-200 status — may return an error or empty result","No previous check stored for the URL (first call) — 'changed' will be false or undefined with no diff","URL is paywalled or bot-protected — tracker detection may be incomplete","Stale baseline if prior check is older than 90 days — history is dropped and baseline resets","Malformed or missing URL parameter — returns validation error"],"whenToPreferThis":"Choose this endpoint when you need to detect changes in tracker and analytics scripts over time rather than just a point-in-time snapshot. It is ideal for scheduled monitoring workflows where you want to be alerted only when something actually changes, with a precise before/after diff rather than re-analyzing raw results manually. Prefer it over a one-shot tracker detector when continuity and change detection across calls is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:22:02.059Z","isFirstParty":false}