{"uid":"cap_Zdg4lN3Lg_J_GVSwzKabL","slug":"site-intel-link-rel-canonical-extractor-c78df807","name":"Site Intel – Link Rel Canonical Extractor","description":"The rel=\"canonical\" links of a page: every matching <link>/<a> with href, resolved to absolute URLs, with a count. Duplicate-content and canonicalisation checks. $0.01 per page.","url":"https://site.intel.rallylive.ca/site/link-rel/canonical?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_LhyvAn2Gr2neYDgRNYG4G","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a web page and returns all rel=\"canonical\" link/anchor elements with their resolved absolute URLs and a count, for duplicate-content and canonicalisation analysis.","exampleAgentPrompt":"Check what rel=\"canonical\" links are set on https://example.com/blog/my-post and tell me whether they resolve correctly — I want to make sure there's no duplicate-content issue.","exampleUseCases":[{"title":"SEO canonical tag audit","prompt":"Pull all the rel=\"canonical\" links from https://shop.example.com/product/blue-widget and tell me what URLs they resolve to — I'm trying to find out if this product page is pointing to the right canonical."},{"title":"Duplicate content check before launch","prompt":"Before we go live, can you check https://staging.mysite.com/landing-page for any canonical link tags and count how many there are? I want to make sure we're not accidentally signalling a different canonical URL."},{"title":"Crawl quality verification for SEO tool","prompt":"I'm auditing https://news.example.com/article/12345 — fetch it and list every rel canonical href you find, resolved to absolute URLs, so I can confirm there's no conflicting canonicalisation."}],"resultDescription":"Returns every <link rel=\"canonical\"> and <a rel=\"canonical\"> element found on the fetched page, with each href resolved to its absolute URL and a total count of matching elements. Useful for confirming correct canonical setup or identifying duplicate/conflicting canonical declarations.","failureModes":["Page URL is unreachable or returns a non-200 status — extraction fails with no results","Page has no canonical tags — returns an empty list with count 0","Relative URLs that cannot be resolved due to missing base URL context — may return partially resolved results","Rate limiting or payment failure via x402 — call is rejected before fetching","Malformed HTML prevents proper link element parsing — may return incomplete results"],"whenToPreferThis":"Choose this endpoint when you specifically need to extract and validate rel=\"canonical\" link elements from a page for SEO auditing, duplicate-content checks, or canonicalisation verification. It is purpose-built for canonical link extraction rather than generic HTML scraping, and resolves all hrefs to absolute URLs automatically. Prefer it over full-page scrapers when only canonical metadata is needed at low cost ($0.01/call).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-03T18:43:59.588Z","isFirstParty":false,"canonicalSlug":"site-intel-link-rel-canonical-extractor-c78df807"}