{"uid":"cap_BY7YIJdVQWlxE1qDEt01O","slug":"agentshelf-profile-color-scheme-extractor-834a6c12","name":"AgentShelf Profile Color-Scheme Extractor","description":"Call when an agent needs the color-scheme meta value extracted from a public page or HTML (SSRF-safe). Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/profile-color-scheme first.","url":"https://agentshelf.syntexa.ch/v1/profile-color-scheme?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":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8oErdhm5hZXoYRxnhzUbU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts the color-scheme meta tag value from a public webpage or raw HTML, with SSRF protection.","exampleAgentPrompt":"Can you extract the color-scheme meta tag value from https://example.com — I want to know if the site declares light, dark, or both?","exampleUseCases":[{"title":"Dark mode compatibility check","prompt":"Check whether https://stripe.com declares a color-scheme preference in its meta tags — I want to know if it officially supports dark mode."},{"title":"Brand theming audit from HTML","prompt":"Here's the raw HTML of our competitor's landing page — can you pull out the color-scheme meta value so I know what theme they're targeting?"},{"title":"Batch site metadata research","prompt":"I'm auditing design metadata for a list of SaaS homepages — start with https://linear.app and tell me what color-scheme meta value they've declared."}],"resultDescription":"Returns the extracted value of the color-scheme meta tag (e.g. 'light', 'dark', 'light dark', or null if not present) from the target page or HTML input.","failureModes":["URL points to a private/internal IP address (SSRF blocked, rejected)","URL is unreachable or returns a non-200 status","HTML input exceeds 200,000 character limit","No color-scheme meta tag found in the document (returns null or empty)","Malformed URL rejected by input validation","Page requires JavaScript rendering to expose meta tags (static fetch may miss dynamically injected tags)"],"whenToPreferThis":"Use this endpoint when you specifically need the color-scheme meta tag value from a webpage or raw HTML and want SSRF-safe remote fetching without spinning up a full browser. Prefer the free sandbox endpoint (/v1/sandbox/profile-color-scheme) for testing. Choose this over general-purpose scrapers when you only need this single meta value and want a low-cost, targeted extraction.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:52:37.494Z","isFirstParty":false,"canonicalSlug":"agentshelf-profile-color-scheme-extractor-834a6c12"}