{"uid":"cap_sfWmeGqWZcdHKXImvs3pL","slug":"agentshelf-meta-viewport-extractor-8544ae36","name":"AgentShelf Meta Viewport Extractor","description":"Call when an agent needs the meta viewport extracted from a public page or HTML (SSRF-safe). Exact $0.008 USDC. Prefer unpaid POST /v1/sandbox/profile-meta-viewport first.","url":"https://agentshelf.syntexa.ch/v1/profile-meta-viewport?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 name=\"description\" content=\"Desc\"><meta property=\"og:title\" content=\"OG\">\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":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EtMr4EwCuvSO3AbKcJxq5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts the meta viewport tag from a public web page URL or raw HTML in an SSRF-safe manner","exampleAgentPrompt":"Can you extract the meta viewport tag from https://example.com for me? I need to know what viewport settings that page is using.","exampleUseCases":[{"title":"Audit mobile readiness of a site","prompt":"Check https://store.mybrand.com and tell me what meta viewport tag they have set — I want to know if they've configured it for mobile devices."},{"title":"Parse viewport from raw HTML snippet","prompt":"I have this HTML from a page I scraped and I need you to pull out the meta viewport tag from it so I can check the responsive settings."},{"title":"Verify viewport across competitor pages","prompt":"Can you fetch the meta viewport tag from https://competitor.io so I can compare their mobile configuration to ours?"}],"resultDescription":"Returns the extracted meta viewport tag value from the provided URL or raw HTML, indicating the viewport settings such as width, initial-scale, and other mobile rendering parameters defined on the page.","failureModes":["URL is inaccessible or returns non-200 status — extraction fails with an error","Page contains no meta viewport tag — returns empty or null result","URL is blocked due to SSRF safety rules — request rejected","HTML input exceeds 200,000 character limit — request rejected","URL exceeds 2,048 character limit — request rejected","Malformed HTML prevents parsing — may return partial or no result","Payment of $0.008 USDC not provided — 402 Payment Required response"],"whenToPreferThis":"Use this endpoint when you need to reliably extract meta viewport metadata from a public URL or raw HTML in a secure, SSRF-safe environment. It is preferred when you want a paid, production-grade extraction with guaranteed SSRF protection. Try the free sandbox endpoint POST /v1/sandbox/profile-meta-viewport first if cost is a concern.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:41:45.375Z","isFirstParty":false,"canonicalSlug":"agentshelf-meta-viewport-extractor-8544ae36"}