{"uid":"cap_yVmJbjYwXYRYC2aqMyIQD","slug":"url-html-head-metadata-extractor-874c6472","name":"URL HTML Head Metadata Extractor","description":"Fetch a public https URL and extract HTML head metadata ($0.005 USDC via x402). https only — http, file, data, localhost, and private IPs are rejected. Caps: 1 MB body, ~10s timeout, max 5 redirects. Returns JSON { url, final_url, content_type, title?, description?, canonical?, lang?, open_graph, twitter, warnings }. Provided as is, with no warranty or guarantee of accuracy or fitness. Nothing is stored.","url":"https://well-006-url-metadata.mmelnyk2000.workers.dev/api/url-metadata?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"https URL to fetch and extract HTML head metadata from. http/file/data/localhost/private IPs rejected."}}},"responseSchema":{"type":"object","additionalProperties":true},"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":"unknown","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_632QIxvluJVS6laf7B_ZT","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 public HTTPS URL and extracts structured HTML head metadata including title, description, Open Graph, and Twitter card tags","exampleAgentPrompt":"Can you fetch the HTML head metadata for https://www.bbc.com/news and give me the page title, meta description, Open Graph tags, and Twitter card info?","exampleUseCases":[{"title":"Social preview card inspection","prompt":"I'm about to share https://openai.com/blog on LinkedIn — can you pull the Open Graph metadata so I know what title, description, and image will show up in the preview?"},{"title":"SEO metadata audit for a page","prompt":"Can you check https://stripe.com and tell me what title, meta description, canonical URL, and language are set in the HTML head? I want to audit their on-page SEO basics."},{"title":"Enriching links with page context","prompt":"I have this article link https://www.nytimes.com/2024/01/01/technology/ai-trends.html — can you extract the title, description, and any Open Graph data so I can summarize what it's about before I open it?"}],"resultDescription":"A JSON object containing the original URL, final URL (after redirects), content type, optional page title, meta description, canonical URL, language, Open Graph tag map, Twitter card tag map, and any warnings encountered during fetch","failureModes":["Non-HTTPS URLs (http, file, data, localhost, private IPs) are rejected with an error","URLs with bodies exceeding 1 MB are truncated or rejected","Requests timing out after ~10 seconds return a timeout error","Pages returning non-HTML content types may have empty metadata fields","URLs requiring authentication or behind paywalls may return empty or partial metadata","More than 5 redirects causes the request to fail","Pages with no HTML head metadata return mostly empty fields with warnings"],"whenToPreferThis":"Use this endpoint when you need to quickly extract structured HTML head metadata (title, description, Open Graph, Twitter cards) from a single public HTTPS URL without storing any data. It is ideal for enriching links, building social preview cards, auditing SEO metadata, or surfacing page context. It is not suitable for scraping page body content, crawling multiple pages, or accessing non-public or authenticated resources.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T06:35:57.341Z","isFirstParty":false,"canonicalSlug":"url-html-head-metadata-extractor-874c6472"}