{"uid":"cap_Hq-WhHXNNNWaj3AJtyzv0","slug":"sitesignal-link-preview-5836b72c","name":"SiteSignal Link Preview","description":"Extract a bounded public webpage link preview with title, description, canonical URL, and referenced social image.","url":"https://trinity-throw-thursday-gravity.trycloudflare.com/x402/link-preview","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","required":["url"],"properties":{"url":{"type":"string","format":"uri"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XqYTQZz0AgSKPd7v1yk2a","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a bounded link preview for a public webpage, returning its title, description, canonical URL, and social image.","exampleAgentPrompt":"Can you pull the link preview for https://example.com — I need the title, description, canonical URL, and social image so I can use them in a post?","exampleUseCases":[{"title":"Social share card enrichment","prompt":"Grab the link preview for https://openai.com so I can get the title, description, and social image to populate a share card on my site."},{"title":"Canonical URL verification","prompt":"What's the canonical URL and meta description returned when you fetch a link preview for https://www.theverge.com/tech?"},{"title":"Content aggregator metadata fetch","prompt":"I'm building a newsletter digest — can you pull the link preview for https://techcrunch.com/2024/05/01/some-article so I have the title and thumbnail image ready?"}],"resultDescription":"Returns a structured link preview object containing the page's title, meta description, canonical URL, and the URL of the referenced social (Open Graph or Twitter card) image — bounded to the public webpage at the provided URL.","failureModes":["URL is not publicly accessible or returns a non-200 status","Page has no meta description or Open Graph tags, resulting in empty fields","Canonical URL or social image is missing from the page","Malformed or invalid URL input causes a validation error","Cloudflare tunnel is temporarily unavailable causing a connection error"],"whenToPreferThis":"Use this endpoint when you need a quick, bounded link preview extraction — title, description, canonical URL, and social image — from a single public webpage, especially in agentic workflows that enrich links for sharing, newsletters, or content aggregation. It is priced at $0.005 per call (x402), making it suitable for high-volume link enrichment pipelines. Prefer it over full-page scraping APIs when you only need social/OG metadata and not full HTML or structured body content.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T11:26:24.077Z","isFirstParty":false}