Free Tool

AI SEO Audit — Free Online Site Audit Tool

Run a free AI SEO audit on any page in about 30 seconds. The tool crawls your URL the way a search engine does and returns an instant, scored report — technical checks, meta tags, semantic HTML, and the keywords machines actually see on your page.

5 free audits a day · No credit card · Results in ~30 seconds

Definition

What Is an AI SEO Audit?

An AI SEO audit is an automated review of a web page that combines classic technical checks — crawlability, meta tags, indexation — with machine analysis of your content: extracted keywords, semantic structure, and topical relevance. It shows how both search engines and AI systems actually read your page.

A manual review takes hours and still misses how algorithms interpret your content. An ai-augmented SEO audit does the heavy lifting in seconds: it runs a technical SEO audit using AI-driven keyword extraction (weighted n-grams and TF-IDF), maps your heading structure, and highlights the terms your page really ranks around — not the ones you hope it does. That matters twice today: for classic rankings, and for AI search, where systems like AI Overviews decide whether your page is worth citing.

Checks

What Our Free Site Audit Tool Checks

This isn’t a vague “SEO score” generator. The audit is a practical site audit checker built around the things that actually block rankings — the same checks I run on my own projects.

CheckWhat it examinesWhy it matters
Crawl accessHTTP status, robots.txt, meta robots, canonical, sitemap hitsIf crawlers can’t reach the page, nothing else matters
Meta tagsTitle and description length and contentControls your snippet and click-through rate
Open GraphOG title, description, and imageHow your page looks when shared on social
ImagesAlt and title attribute coverageAccessibility and image search visibility
Semantic HTMLmain, header, footer, section / articleHelps machines parse your page structure
Keywords & semanticsWeighted n-grams, TF-IDF, heading mapWhat your page is actually “about” for algorithms

Technical SEO Site Audit

Every technical SEO site audit starts with one question: can search engines crawl and index this page? The tool checks your HTTP status, robots.txt rules, meta robots tag, canonical consistency, and whether the URL appears in your sitemap — then scores crawl access out of 100, so a hidden noindex or a broken canonical never slips through again.

On-Page & Content Checks

Next, the on-page layer: title and meta description lengths with a live SERP preview, Open Graph tags with a social preview, heading hierarchy from H1 to H6, word and character counts, and image alt coverage. Each check comes with target values, so you know exactly what to fix instead of guessing.

AI Keyword & Semantic Analysis

This is where most SEO audit AI tools stop at buzzwords — and this tool goes further. It extracts your page’s real keywords using weighted n-grams and TF-IDF, builds a heading tree with the top terms highlighted, and shows how your topics are distributed across the page. In other words: what your content looks like to a machine that decides rankings and AI citations.

Report

Your SEO Audit Report — Instant and Free

No email gates, no PDF ransom. You get a free online SEO audit report right on this page, seconds after the crawl finishes:

Scored sections

Crawl access, meta tags, social sharing, images, and semantic HTML — each rated out of 100, with red, yellow, and green statuses that show what to fix first.

Previews & keyword insights

See your snippet the way Google and social feeds render it, plus the top weighted phrases and TF-IDF terms your page is built around.

How To

How to Run an SEO Audit Online

Paste your URL

Drop in any page you want to audit: your homepage, a landing page, or a competitor’s.

Choose the crawler view

Keep the default Googlebot user-agent to see the page exactly as Google does, or switch to any other UA.

Read your scored report

The audit runs in seconds and shows what to fix first. That’s how to do an SEO site audit without spreadsheets and hour-long crawls.

Comparison

AI SEO Audit vs Traditional Site Audit

Classic crawlers were built for a web where only Google’s algorithm mattered. In 2026, your pages are also read, summarized, and quoted by AI systems — so an audit should check for both.

AspectTraditional site auditAI SEO audit
SpeedHours of crawling and manual reviewSeconds, right in the browser
Keyword analysisYou bring your own keyword listExtracts real page semantics automatically (n-grams, TF-IDF)
Content structureChecks tags existMaps how topics flow through your headings
AI visibilityNot coveredBuilt with a technical SEO audit for AI search in mind — clean semantics is what gets pages cited
PriceOften paid or gated behind trialsFree, no sign-up

You still need deep crawls for large sites — but for a fast, honest first pass, an SEO performance audit for AI visibility and classic rankings in one report is the better place to start. Run it here, fix the reds, and re-check in a minute.

FAQ

Frequently Asked Questions

What is a site audit?

A site audit is a structured check of a website’s health: whether search engines can crawl and index it, whether its tags and content are optimized, and what’s holding its rankings back. Audits range from quick single-page checks like this tool to deep crawls of entire domains.

What does an SEO site audit include?

An SEO site audit typically includes crawlability checks (status codes, robots.txt, canonicals, sitemaps), on-page factors (titles, descriptions, headings, images), structured data and semantic HTML, and content analysis — the keywords and topics a page actually covers.

What should I look for in an SEO site audit?

Start with blockers: pages closed from indexing, broken canonicals, missing titles. Then look at snippet quality (title and description lengths), heading structure, image alt coverage, and whether your target keywords actually appear in the extracted semantics. Fix in that order — access first, optimization second.

How do I do an SEO site audit effectively?

Audit one page at a time, starting with the pages that earn or should earn the most traffic. Run the audit, fix everything marked red, re-run to confirm, then move to the yellows. Repeat the check after every significant content or template change — regressions are more common than people think.

Is this AI SEO audit tool really free?

Yes — you get 5 free AI SEO audits every day, no credit card required. Need more? Pro removes the limit for $5/month with unlimited audits. I built the tool for my own SEO work at Dich Design and opened it up for everyone.

What makes an AI SEO audit different from a regular checker?

A regular checker validates tags. An AI SEO audit also analyzes meaning: it extracts your page’s real keyword profile with TF-IDF and weighted n-grams, maps your semantic structure, and shows how machines — from Google’s crawler to AI search systems — interpret your content.

Run Your Free AI SEO Audit Now

Stop guessing why a page ranks or doesn’t. Paste your URL above, get a scored report in seconds, and fix what actually matters. When the audit is clean, take the next step — build your semantic core with the free Keywords & Semantics Analyzer.