{"uid":"cap_sjTs99GAk9UVF_Lw7K0YQ","slug":"crawlspur-canonical-self-reference-check-for-pages-662ba648","name":"Crawlspur Canonical Self-Reference Check for Pages","description":"Prüft am Objekt seite den Befund selbstreferenzierende kanonische Adresse.","url":"https://crawlspur.halowerk.com/v1/pruef/crawlspur/canonical-selbst/seite","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"ziel":{"oneOf":[{"type":"string","maxLength":2048,"minLength":1,"description":"Öffentliche HTTP(S)-Adresse; bei DNS-Befunden Domain oder öffentliche IP."},{"type":"object","required":["adresse"],"properties":{"adresse":{"type":"string","maxLength":2048,"minLength":1},"selektor":{"type":"string","maxLength":240,"minLength":1,"description":"CSS-Selektor: genau ein Objekt, sonst erster Treffer des Objektfilters."},"vergleich":{"type":"string","maxLength":2048,"description":"Öffentliche Vergleichsadresse für Link-, Sitemap- oder Sprachbefunde."},"user_agent":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,80}$"},"dkim_selektor":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,63}$"}},"additionalProperties":false}]}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_W8vJt0V1p0JOuBOuil41Z","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a webpage (Seite) has a self-referencing canonical tag pointing to itself, as an SEO crawl audit finding.","exampleAgentPrompt":"Check whether the page at https://example.com/blog/my-post has a self-referencing canonical tag — I need to know if its canonical link element correctly points back to itself.","exampleUseCases":[{"title":"SEO audit for blog post canonicalization","prompt":"Can you check if https://myblog.com/articles/seo-best-practices has a self-referencing canonical tag? I want to make sure the canonical link on that page points to itself and isn't broken."},{"title":"E-commerce product page canonical check","prompt":"I need to verify that our product page at https://shop.example.com/products/running-shoes-42 has a proper self-canonical tag — please inspect it and tell me the finding."},{"title":"CMS migration canonical validation","prompt":"After our site migration, can you audit https://newsite.example.com/about-us to confirm the canonical tag self-references that page's own URL correctly?"}],"resultDescription":"Returns a structured audit finding indicating whether the target page (Seite) carries a self-referencing canonical tag — i.e. whether the page's canonical link element href matches the page's own URL. Includes the detected canonical address and pass/fail status.","failureModes":["URL is not publicly reachable — returns an error or empty finding","Target page returns a non-2xx HTTP status, preventing crawl","CSS selector matches no element, falling back to first match or failing","Canonical tag is absent entirely, returning a negative/missing finding","URL exceeds 2048 character limit — rejected by schema validation","Malformed URL input causes request rejection"],"whenToPreferThis":"Use this endpoint when you specifically need to verify the self-referencing canonical tag on a standard webpage (Seite object type). Prefer this over sitemap or robots-file canonical checks when your target is a regular HTML page. Ideal for automated SEO audits, post-migration checks, or continuous monitoring of on-page canonicalization correctness.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:52:32.912Z","isFirstParty":false}