{"uid":"cap_bPBG-M7poKjCt75X36qvI","slug":"css-video-poster-extractor-81cd24f3","name":"CSS Video Poster Extractor","description":"Call when an agent needs video posters via video[poster] from a public page or HTML (SSRF-safe). Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/css-video-poster first.","url":"https://agentshelf.syntexa.ch/v1/css-video-poster?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","maxLength":2048,"minLength":8,"description":"Public page to fetch. The selector or profile is fixed by the SKU. Provide url or html."},"html":{"type":"string","examples":["<!doctype html><html lang=\"en\"><head><title>Hello</title>\n<meta charset=\"utf-8\"><meta name=\"description\" content=\"Desc\">\n<link rel=\"canonical\" href=\"https://example.com/\"><link rel=\"icon\" href=\"/favicon.ico\">\n</head><body><h1>Hello</h1><a href=\"https://example.com/a\">A</a></body></html>"],"maxLength":200000,"minLength":1,"description":"HTML to extract from locally. Provide html or url. When both are set, html is used."}}},"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_-vAUmRp0r5AjgZAoD8EgD","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":"Extracts the CSS video[poster] attribute value from a public webpage or raw HTML (SSRF-safe)","exampleAgentPrompt":"Can you extract the video poster image URL from this page: https://example.com/video-article — I need the value set in the video element's poster attribute.","exampleUseCases":[{"title":"Video thumbnail for social preview","prompt":"Grab the poster image URL from the video on this page https://news.example.com/video/story — I want to use it as a thumbnail in a social media preview card."},{"title":"Media metadata pipeline enrichment","prompt":"For each of these article URLs I'm processing, can you pull the video poster attribute so I can include the cover image in my metadata index?"},{"title":"Video content audit tool","prompt":"I have the raw HTML of a page here — can you extract the video poster URL from it so I can check whether all our video embeds have proper poster images set?"}],"resultDescription":"Returns the value of the poster attribute found in the HTML video element (a URL string pointing to the poster/thumbnail image), extracted from either a fetched public URL or provided raw HTML. If no poster attribute is found, returns null or an empty result.","failureModes":["No video[poster] attribute present in the HTML — returns empty or null result","Invalid or inaccessible URL — SSRF-blocked or non-public host returns an error","HTML exceeds 200,000 character limit — request rejected","URL shorter than 8 characters or longer than 2048 characters — validation error","Target page requires authentication — content unavailable to the fetcher","Malformed HTML prevents parsing — returns error or empty result"],"whenToPreferThis":"Choose this endpoint when you specifically need the CSS video[poster] attribute value from a webpage or HTML blob and want an SSRF-safe, hosted extraction service rather than running your own scraper. It is cost-effective at $0.001 USDC per call. If you have the raw HTML already, pass it directly to avoid an extra fetch. Prefer the free sandbox endpoint POST /v1/sandbox/css-video-poster if available before using this paid version.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:12:20.007Z","isFirstParty":false,"canonicalSlug":"css-video-poster-extractor-81cd24f3"}