{"uid":"cap_QpXGzL3utqfDRGjdP86LO","slug":"link-rel-pingback-discovery-c185a1c0","name":"Link-Rel Pingback Discovery","description":"The rel=\"pingback\" links of a page: every matching <link>/<a> with href, resolved to absolute URLs, with a count. Link-relationship discovery. $0.01 per page.","url":"https://site.intel.rallylive.ca/site/link-rel/pingback?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_o1AHwTFHYJB4AQdAXSxLh","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":"Discovers and returns all rel='pingback' link/anchor elements on a given page, resolved to absolute URLs with a total count.","exampleAgentPrompt":"Can you find all the rel='pingback' links on https://example.com and give me the resolved absolute URLs along with how many there are?","exampleUseCases":[{"title":"Discover WordPress pingback endpoint","prompt":"Check https://myblog.wordpress.com and tell me what pingback URL it advertises in its link tags — I need the absolute URL."},{"title":"Audit site for pingback support","prompt":"Scan https://techcrunch.com and let me know if it has any rel=pingback links and how many you find."},{"title":"Map pingback targets for link monitoring","prompt":"Pull all the pingback link-relations from https://arstechnica.com so I can see which endpoints they're pointing to."}],"resultDescription":"Returns a list of resolved absolute URLs found in <link> or <a> elements with rel='pingback' on the target page, along with a count of how many such links were discovered.","failureModes":["Page is unreachable or returns a non-200 status, resulting in an empty or error response","Target page has no rel=pingback links, returning a count of zero and an empty list","Relative URLs that cannot be resolved due to a missing or ambiguous base URL","Rate limiting or blocking by the target site preventing page fetch","Malformed HTML on the target page causing link extraction to miss some elements"],"whenToPreferThis":"Use this endpoint when you specifically need to discover rel='pingback' link relationships on a page — particularly useful for auditing WordPress or other CMS sites that advertise pingback endpoints, or when building tools that need to map out which pingback servers a site uses. Prefer this over a generic HTML scraper when you want pingback links specifically enumerated and resolved without writing your own parsing logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T12:30:11.392Z","isFirstParty":false,"canonicalSlug":"link-rel-pingback-discovery-c185a1c0"}