{"uid":"cap_6LYbn7giOGIaKIjYdnudz","slug":"echoempire-page-metadata-extractor-9e7c1a22","name":"EchoEmpire Page Metadata Extractor","description":"Pay-per-call web utilities in USDC on Base via x402 — no account, no API key. Every paid call is publicly verifiable at /ledger.json.","url":"https://echoempire-demand-gateway.echoempire-in-co.workers.dev/v1/page-metadata?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"Absolute http(s) URL of an HTML page"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"og":{},"url":"https://example.com","lang":"en","title":"Example Domain","status":200,"twitter":{},"canonical":null,"description":null}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BKzScp_KFUowCM5cuE_-F","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches and returns structured metadata (title, description, Open Graph, Twitter Card, canonical URL, language) from any public HTML page URL, paid per-call in USDC via x402.","exampleAgentPrompt":"Can you pull the page metadata — title, description, Open Graph tags, and canonical URL — from https://stripe.com/payments so I can build a link preview card for it?","exampleUseCases":[{"title":"Link preview card generation","prompt":"Fetch the title, description, og:image, and og:title from https://openai.com/blog/chatgpt so I can render a proper link preview card in my app."},{"title":"SEO metadata audit for a competitor","prompt":"Grab the full page metadata from https://notion.so — title, description, canonical URL, language, and any Open Graph or Twitter Card tags — so I can see how they've set up their SEO."},{"title":"Social share snippet extraction","prompt":"Pull the Twitter Card and Open Graph metadata from https://github.com/vercel/next.js so I know what title and image will show up when someone shares that link on social media."}],"resultDescription":"A JSON object containing: the page's title, meta description, canonical URL, language code, HTTP status, resolved URL, and any Open Graph (og:*) and Twitter Card (twitter:*) tag key-value pairs found on the page.","failureModes":["Non-HTML or non-public URLs may return empty metadata fields","Pages behind authentication or paywalls will not return useful metadata","Payment failure via x402 will result in a 402 response before the call is processed","Invalid or malformed URLs will cause the request to fail at input validation","Pages with bot-blocking or CAPTCHA may return 403 or incomplete metadata"],"whenToPreferThis":"Choose this endpoint when you need a quick, per-call metadata extraction from a single public HTML page without setting up an account or API key — ideal for link preview generation, SEO audits, or enriching URLs with structured metadata. It's well-suited for AI agent workflows that need on-demand, pay-as-you-go access to page metadata via USDC micropayments, with full on-chain verifiability of each call at /ledger.json.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:30:24.930Z","isFirstParty":false,"canonicalSlug":"echoempire-page-metadata-extractor-9e7c1a22"}