{"uid":"cap_yJ8gWy5J-QH3aVyaAqYao","slug":"vextorium-page-image-auditor-fdb585d2","name":"Vextorium Page Image Auditor","description":"Images on a page with URL, alt text, declared size, lazy loading and format, counting images without alt text and flagging missing modern formats. For accessibility and SEO audits.","url":"https://api.vextorium.com/imagenes-pagina-pago?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string"},"limite":{"type":"integer"}}},"responseSchema":{"type":"json","example":{"lazy":0,"avisos":["9 imágenes sin texto alternativo (accesibilidad y SEO)."],"detalle":[{"alt":"","url":"https://wordpress.org/files/2026/06/WCUS-2026.png","alto":"1046","lazy":false,"ancho":"1000","formato":"png","sin_alt":true},{"alt":"","url":"https://wordpress.org/files/2024/04/brush.png","alto":"323","lazy":false,"ancho":"1198","formato":"png","sin_alt":true},{"alt":"","url":"https://wordpress.org/files/2025/12/wporg-69-design.png","alto":"460","lazy":false,"ancho":"720","formato":"png","sin_alt":true},{"alt":"","url":"https://wordpress.org/files/2025/12/wporg-69-build.png","alto":"460","lazy":false,"ancho":"720","formato":"png","sin_alt":true},{"alt":"","url":"https://wordpress.org/files/2025/12/wporg-69-publish.png","alto":"460","lazy":false,"ancho":"720","formato":"png","sin_alt":true}],"sin_alt":9,"formatos":{"png":16,"svg":1,"webp":1},"imagenes":18,"url_final":"https://wordpress.org/","sin_dimensiones":0}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_oADQqBgKaojeZdUgQMS5T","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts all images from a webpage URL with metadata (alt text, dimensions, format, lazy loading) and flags missing alt text and non-modern formats for accessibility and SEO audits.","exampleAgentPrompt":"Can you audit all the images on https://www.example.com — I need to know which ones are missing alt text, what formats they're using (especially whether any are WebP), and whether any are missing declared dimensions?","exampleUseCases":[{"title":"Accessibility compliance check for a client site","prompt":"Run an image accessibility audit on https://www.myshop.com — I need to see every image, which ones are missing alt text, and a count of how many accessibility issues there are so I can fix them before launch."},{"title":"SEO image format audit before optimization","prompt":"Scan all the images on https://blog.example.com and tell me how many are still PNG or JPEG versus WebP — I want to know which ones I should convert to modern formats for better SEO."},{"title":"Pre-launch QA for image lazy loading","prompt":"Check https://www.landingpage.io for image issues — I want to see whether any images are missing alt text or dimensions, and confirm which ones have lazy loading enabled."}],"resultDescription":"Returns a JSON object with the total image count, number of images missing alt text, number missing declared dimensions, lazy-loaded image count, a format breakdown (PNG/SVG/WebP counts), a list of warning messages, the final resolved URL, and a detailed array of every image with its URL, alt text, width, height, format, lazy-load status, and missing-alt flag.","failureModes":["Invalid or unreachable URL returns an error or empty result","Pages with JavaScript-rendered images may miss dynamically loaded content","Rate limiting or timeouts on slow-loading target pages","Pages requiring authentication will not return protected image assets","Redirect chains may resolve to an unexpected final URL"],"whenToPreferThis":"Use this endpoint when you need a structured, machine-readable audit of all images on a specific webpage — particularly for accessibility compliance (WCAG alt text checks), SEO audits (modern format usage), or pre-launch QA. It is ideal when you need per-image metadata (URL, dimensions, format, lazy-load) rather than a general page health check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T18:48:07.036Z","isFirstParty":false,"canonicalSlug":"vextorium-page-image-auditor-fdb585d2"}