{"uid":"cap_jXtRH6fBE1PrkkbMBj3LC","slug":"quietforge-headless-browser-render-api-f6f111f0","name":"Quietforge Headless Browser Render API","description":"Pay-per-call document conversion, PDF text extraction, headless-browser rendering of a URL or HTML to PNG / JPEG / PDF, a health-probed directory of x402 pay-per-call endpoints, a sudoku generator (solver-verified, technique-graded puzzles as JSON or a print-ready A4/Letter book), a book typesetter (prose manuscript to a KDP-ready interior PDF + editable docx), a crossword generator (verified freeform grid from your clue/answer pairs as JSON or print-ready PDFs), a family tree chart layout engine (descendant / ancestor / hourglass charts from people+families JSON or a GEDCOM file, as verified layout JSON or print-ready poster and tiled PDFs), and a dataset quality audit tool (duplicates, missing values, type consistency, class imbalance, numeric outliers and PII-pattern counts for a CSV/JSON dataset, as JSON or a one-page PDF summary). Payment: x402 (USDC on Base). No signup, no API key.","url":"https://qf-api.quietforge-studio.workers.dev/v1/render?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","description":"Public http(s) URL to render. Provide exactly one of url or html."},"html":{"type":"string","description":"HTML document to render (max 2 MB). Provide exactly one of url or html."},"width":{"type":"integer","maximum":1920,"minimum":320,"description":"Viewport width in CSS px (default 1280)"},"format":{"enum":["png","jpeg","pdf"],"type":"string","description":"Output format (default png)"},"height":{"type":"integer","maximum":1080,"minimum":200,"description":"Viewport height in CSS px (default 800)"},"wait_ms":{"type":"integer","maximum":5000,"minimum":0,"description":"Extra wait after load, ms"},"full_page":{"type":"boolean","description":"Capture the full scroll height, capped at 8000 px (png/jpeg only)"},"pdf_paper":{"enum":["A4","Letter"],"type":"string","description":"Paper size for pdf (default A4)"},"wait_until":{"enum":["load","domcontentloaded","networkidle"],"type":"string","description":"Navigation wait condition (default load)"},"block_media":{"type":"boolean","description":"Abort image/font/media sub-requests for a faster, lighter render"},"device_scale":{"type":"integer","maximum":2,"minimum":1,"description":"Device pixel ratio (default 1)"},"jpeg_quality":{"type":"integer","maximum":100,"minimum":1,"description":"JPEG quality (default 80)"},"pdf_landscape":{"type":"boolean","description":"Landscape paper for pdf"}}},"responseSchema":{"type":"json","example":{"bytes":61240,"title":"Example Domain","width":1280,"format":"png","height":800,"final_url":"https://example.com/","elapsed_ms":1840,"content_type":"image/png","content_base64":"iVBORw0KGgo...","blocked_requests":0}},"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_D0MsUz8Szt2XJ4k4-7yDi","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":"Renders a URL or raw HTML to a screenshot (PNG/JPEG) or PDF using a headless browser, returning the result as base64-encoded content","exampleAgentPrompt":"Take a full-page PNG screenshot of https://example.com at a 1280px wide viewport and wait for the network to go idle before capturing — give me back the image as base64.","exampleUseCases":[{"title":"Automated website thumbnail generation","prompt":"Grab a 1280×800 PNG screenshot of https://mystore.com and wait until the network is idle so all images load — I need it for a thumbnail preview."},{"title":"HTML email template preview","prompt":"Render this HTML email template I have as a JPEG at 600px wide with quality 90 so I can preview exactly how it looks before I send the campaign."},{"title":"Web page to PDF for archiving","prompt":"Convert the article at https://news.example.com/article/12345 to a PDF on A4 paper in portrait mode — make sure you wait for the page to fully load before capturing."}],"resultDescription":"A JSON object containing the rendered content as a base64-encoded string (content_base64), the MIME type (content_type), output format, image dimensions (width, height), the page title, the final resolved URL after redirects, file size in bytes, render time in milliseconds, and the number of blocked sub-requests if block_media was enabled.","failureModes":["URL is not publicly accessible or returns a non-2xx status — render may fail or return a blank/error page","HTML input exceeds 2 MB limit — request rejected","Viewport or dimension parameters outside allowed ranges (width 320–1920, height 200–1080) — validation error","wait_ms or wait_until timeout exceeded for slow pages — partial or failed render","full_page capture exceeds 8000px cap — silently capped","PDF options (pdf_paper, pdf_landscape) ignored when format is png or jpeg","Network errors fetching remote resources in the HTML — partial render"],"whenToPreferThis":"Choose this endpoint when you need to programmatically capture a visual snapshot of a live URL or an HTML string as PNG, JPEG, or PDF without managing your own headless browser infrastructure. It is pay-per-call with no signup or API key required, making it ideal for low-volume or on-demand screenshot tasks. Prefer it over Puppeteer/Playwright self-hosting when you want zero infrastructure overhead. It supports full-page captures, custom viewports, network-idle waiting, and PDF paper sizing — making it suitable for thumbnail generation, HTML-to-PDF conversion, and visual QA pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:30:44.318Z","isFirstParty":false,"canonicalSlug":"quietforge-headless-browser-render-api-f6f111f0"}