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DeepAudit AI

The audit other tools wish they were.

Most SEO tools fetch your raw HTML, run a regex over it, and call it a day. Googlebot doesn't. DeepAudit AI renders every page in a real headless Chromium browser, executes your JavaScript, waits for hydration, captures every network request, and runs 60+ technical, performance, accessibility, and on-page checks in roughly 60 seconds. No signup. No email gate. No paywall.

60+

Checks per scan

~60s

End to end

292+

Sites audited

$0

Cost to run

Why it's different

Real Browser Rendering

Every page loads in a real headless Chromium instance. JavaScript executes, React/Vue/Next hydrates, third-party scripts run. The DOM that gets audited is the DOM your users and Googlebot actually see, not a static-HTML approximation.

Real Core Web Vitals

LCP, INP, and CLS measured against the actual rendered page. Captures render-blocking resources, layout shifts caused by late-loading fonts and images, and the JavaScript hydration cost that static analyzers miss entirely.

Structured Data + On-Page

JSON-LD validated against schema.org definitions. Title, meta description, canonical, hreflang, OpenGraph, and Twitter Card tags audited. Heading hierarchy, alt text coverage, semantic landmarks, and internal link integrity all checked end to end.

Accessibility, Properly

Full axe-core ruleset run against the rendered page. Color contrast, ARIA role validity, focus order, keyboard traps, and form-label associations are evaluated against the live DOM, not the source template.

What every scan covers

· Core Web Vitals (LCP, INP, CLS) on rendered DOM
· Render-blocking resources and JS hydration cost
· Title, meta description, canonical, hreflang
· OpenGraph, Twitter Card, social preview validation
· JSON-LD structured data validation
· Heading hierarchy and semantic HTML
· Alt text coverage and image accessibility
· Internal link integrity and orphan detection
· robots.txt parsing and indexability rules
· sitemap.xml integrity and freshness
· Image optimization (WebP, AVIF, lazy loading)
· Mobile responsiveness and viewport behavior
· Keyword extraction and content depth signals
· HTTPS, HSTS, mixed-content, CSP integrity
· Accessibility audits (full axe-core ruleset)
· Network waterfall and third-party script cost

How a scan runs

01

Submit a URL

Paste any public URL. No account, no email, no credit card. The scan starts immediately.

02

Real Chromium loads the page

A headless Chromium instance loads the URL in a fresh isolated context. JavaScript executes, fonts load, third-party scripts run, hydration completes.

03

60+ checks run against the live DOM

Performance, SEO, accessibility, and on-page rules evaluate against the rendered page. Network waterfall captured. Lighthouse-equivalent scoring computed from real measurements.

04

Report delivered

Per-issue severity, plain-English explanations, and direct fixes. Keyword report, content depth signals, and structured data validation included. Shareable link or PDF export.

Track record

DeepAudit AI has scanned 292+ small-business websites for the public State of Small Business Websites 2026 study, plus hundreds more one-off audits run directly by site owners. The aggregate finding is brutal: 96.9% of audited business sites fail Core Web Vitals on mobile, the metric Google uses as a direct ranking signal. The full study, including methodology, distribution of failure modes, and a per-industry breakdown, is published openly.

The dataset behind the study also feeds the predictive models we're building at Axion Deep Labs to forecast which technical SEO failures correlate most tightly with traffic and conversion outcomes. The audit tool is the data collector, the research is what comes next.

Tech stack

PuppeteerHeadless ChromiumNode.jsAWS Lambdaaxe-coreLighthouseNext.jsTypeScript

Operated by Axion Deep Digital, our applied web and SEO arm. Engineering and research support from Axion Deep Labs.