{"uid":"cap_H-YCCBA_nsAzhMHVmpKVf","slug":"agentshelf-profile-image-alt-extractor-ce49105f","name":"AgentShelf Profile Image Alt Extractor","description":"Call when an agent needs img alt values extracted from a public page or HTML (SSRF-safe). Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/profile-img-alt first.","url":"https://agentshelf.syntexa.ch/v1/profile-img-alt?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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_p5hx0rd51ojbvm6JFGNsX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts alt text values from image elements on a public webpage or from provided HTML markup, with SSRF protection.","exampleAgentPrompt":"Can you pull all the image alt text values from https://example.com/profile — I need to see what alt attributes are set on the images there.","exampleUseCases":[{"title":"Accessibility audit for a webpage","prompt":"Check https://mycompany.com/about and extract all the img alt text values so I can audit whether our images have proper accessibility descriptions."},{"title":"Alt text extraction from pasted HTML","prompt":"I have this HTML snippet from a product page — can you pull out all the image alt values from it so I know what text is associated with each product image?"},{"title":"SEO image metadata review","prompt":"Go to https://blog.example.com/latest-post and get me all the alt text values from the images — I want to see if they're using good keywords."}],"resultDescription":"A list or structured collection of alt attribute values extracted from img tags found in the provided URL or HTML. May include empty strings where alt attributes are present but blank, and may omit images with no alt attribute.","failureModes":["URL is not publicly accessible or returns non-200 status — extraction fails","SSRF protection blocks private/internal IP ranges or localhost URLs","HTML input exceeds 200,000 character limit — request rejected","No img tags with alt attributes found — returns empty result","Malformed HTML may cause incomplete parsing","Payment of exactly $0.01 USDC required; missing or incorrect payment causes rejection"],"whenToPreferThis":"Use this endpoint when you need to specifically extract img alt attribute values from a public webpage URL or raw HTML string, especially in agentic pipelines requiring SSRF-safe access. Prefer the free sandbox POST /v1/sandbox/profile-img-alt endpoint first if available; fall back to this paid endpoint when the sandbox is unavailable or rate-limited.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:46:56.911Z","isFirstParty":false,"canonicalSlug":"agentshelf-profile-image-alt-extractor-ce49105f"}