{"uid":"cap_eHivP0Swz_EaJDqGC7I_j","slug":"well-known-scan-change-watch-76e297a9","name":"Well-Known Scan Change Watch","description":"Change watch for well known scan: runs the check and compares it with the result from your previous call for the same domain (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 well-known file scan changes. $0.01 per check.","url":"https://intel.rallylive.ca/watch/site/well-known","method":"GET","headers":{},"bodySchema":{"type":"object","$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_hjmGTIfTNEIWAyiKsduwu","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 a well-known file scan for a domain and returns whether the result has changed since the previous call, including a field-level diff with before/after values.","exampleAgentPrompt":"Check if the well-known scan for example.com has changed since the last time you checked, and tell me exactly which fields are different now.","exampleUseCases":[{"title":"Security policy change detection","prompt":"Set up a check to tell me if the security.txt or any other well-known file on mybusiness.com has changed compared to the last scan — I need to know which fields changed and what the old vs new values were."},{"title":"Competitor site monitoring","prompt":"Run a well-known scan watch on competitor.com and let me know if anything has changed since the previous result — show me the before and after for any fields that differ."},{"title":"Automated compliance audit","prompt":"Every week, check if the well-known scan result for myplatform.io has changed at all, and log any field-level differences so I can review what was updated."}],"resultDescription":"Returns the current well-known scan result, a boolean changed field indicating whether it differs from the previous call, a list of exactly which fields changed with their before and after values, and a timestamp of when the result was last seen. Previous results are retained for 90 days.","failureModes":["Domain not provided or invalid — scan cannot be executed","No previous result stored (first call for a domain) — changed may be false or indeterminate","Domain unreachable or well-known endpoint returns non-200 — scan result may be empty or error","Previous result expired beyond 90-day retention — comparison not possible","Rate limit or payment failure — request rejected"],"whenToPreferThis":"Use this endpoint when you need to track changes to a domain's well-known files over time, rather than just retrieving a one-time snapshot. It is ideal for scheduled monitoring pipelines where you want automatic field-level diffs without maintaining your own state, since the service stores the previous result for 90 days. Prefer it over a raw scan endpoint when the key question is 'did anything change?' rather than 'what is the current value?'","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:43:43.764Z","isFirstParty":false}