{"uid":"cap_5uuaoqaigHlcxlxjPJfJv","slug":"viewportwitness-by-apex-labs-browser-qa-check-108144a4","name":"ViewportWitness by Apex Labs – Browser QA Check","description":"Machine-facing browser QA API. Submit a public HTTPS URL and receive screenshots, accessibility findings, layout analysis, and a structured report across three browser viewports. x402 payment is required per report on the live service; see /.well-known/x402 for current payment options. Self-hosted instances can run in test mode without payment.","url":"https://qa.honeygate.app/v1/checks?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","format":"uri","example":"https://example.com","description":"Public HTTPS URL to check"}}},"responseSchema":{"type":"json","example":{"id":"550e8400-e29b-41d4-a716-446655440000","status":"queued","pollUrl":"/v1/checks/550e8400-e29b-41d4-a716-446655440000","paymentMode":"production"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.08","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":"$0.08/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_yuwVoYsEjcVuErfb197tv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.08","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Submits a public HTTPS URL to receive a browser QA report with screenshots and accessibility findings across three viewports","exampleAgentPrompt":"Can you run a ViewportWitness QA check on https://www.myshop.com and give me screenshots and accessibility findings across mobile, tablet, and desktop viewports?","exampleUseCases":[{"title":"Pre-launch landing page audit","prompt":"Before I push this to production, can you run a full browser QA check on https://staging.myproduct.com and show me how it looks across all three viewports plus any accessibility issues?"},{"title":"Client website accessibility report","prompt":"I need to send my client a QA report for their site — can you run a ViewportWitness check on https://www.clientwebsite.com and pull the accessibility findings and screenshots?"},{"title":"E-commerce mobile rendering check","prompt":"Can you check https://www.mystore.com on ViewportWitness to make sure the homepage renders properly on mobile, tablet, and desktop, and flag any accessibility problems?"}],"resultDescription":"Returns a check ID, a status field (e.g. 'queued'), a poll URL to retrieve the completed report, and a paymentMode indicator. Once the job completes (polled via the returned URL), the full report includes screenshots and accessibility findings across three browser viewports.","failureModes":["Non-public or non-HTTPS URL returns a validation error","URL is unreachable or behind authentication — check may fail or return empty results","Job queued but never completes if the target URL is too slow or times out","Payment not settled — request rejected with 402","Invalid URI format in input causes immediate 400 error"],"whenToPreferThis":"Choose ViewportWitness when you need a combined visual and accessibility QA report across multiple viewport sizes (mobile, tablet, desktop) for a single public URL. It is ideal for pre-launch audits, client deliverables, or automated CI/CD checks where cross-viewport screenshot capture and accessibility analysis are needed together without managing your own browser infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T18:42:17.549Z","isFirstParty":false,"canonicalSlug":"viewportwitness-by-apex-labs-browser-qa-check-108144a4"}