CheckSEO

Find out why your site is invisible to Google and AI — in 30 seconds

CheckSEO analyzes not only classic SEO factors, but also your site's readiness to be cited by ChatGPT, Perplexity, and Google SGE. Full report with PDF export — free.

SEO checks

Full SEO check — from SSL to AI Readiness

Is your site ready for AI search?

Unique

In 2025–2026, a significant share of search traffic is shifting to AI assistants: ChatGPT, Perplexity, Google SGE, Gemini. They don't just find pages — they extract answers and cite sources. If your site isn't prepared for this format, AI systems will simply skip it.

Entity Schema

Without it, AI can't identify your brand

FAQ Schema

AI extracts FAQ blocks for direct answers

Speakable

Tells AI which parts suit voice output

HowTo Schema

Step-by-step instructions for AI answers

BreadcrumbList

Helps AI understand site hierarchy

sameAs links

Connect to Knowledge Graph, confirm authority

llms.txt

Like robots.txt but for AI agents

Citation passages

Content fragments suitable for AI citation

AI Readiness Score	Without AI optimization	With AI optimization
AI Readiness Score	54 / 100	98 / 100
Entity Schema	Absent	Present
FAQ Schema	Absent	Present
Speakable	Absent	Present
HowTo Schema	Absent	Present
sameAs	0	3
llms.txt	Absent	Present
Content sections	1	15
Citation passages	2	6

Check your site's AI Readiness — free

How to Get Your Free SEO Report in 3 Steps

1 1. Enter a URL

Paste any website address into the input field. No account or registration required — start your audit instantly.

2 2. Automated Analysis

Our engine runs 25 checks across 10 audit categories in seconds: technical, content quality, links, structured data, trust signals, AI readiness, and more.

3 3. Get Your Report

Review a detailed score report with issues sorted by severity and actionable recommendations. Export as PDF or share the link.

4 4. Fix & Re-check

Send the report to your developer or fix issues yourself. Run another audit to track progress — every fix improves your score.

What 25 SEO Checks Does CheckSEO Run for Your Site?

25 automated checks across 10 categories give you a complete picture of your site's search health:

Technical SEO · On-Page SEO · Content Quality · Links · Architecture · Structured Data · Trust & EEAT · AI Readiness · Indexability · Performance

Common Questions About Free SEO Audits and AI Readiness

Is CheckSEO completely free?

Yes. CheckSEO is free to use with no hidden costs. Studies show over 90% of websites have at least one fixable issue that can be resolved without a developer. Sign in with Google to save your audit history across sessions.

How long does an audit take?

Most audits complete in 10–30 seconds. Since 2021, Core Web Vitals have been an official Google ranking factor — your performance score reflects the latest standards. Google PageSpeed checks may take slightly longer and can be skipped for a faster result.

Which SEO categories does CheckSEO cover?

CheckSEO covers 10 categories: Technical SEO, On-Page SEO, Content Quality, Links, Architecture, Structured Data, Trust & EEAT, AI Readiness, Indexability, and Performance.

How is CheckSEO different from Semrush/Ahrefs/SEOptimer?

CheckSEO is completely free with no trial period or hidden fees. The key differentiator is AI Readiness audit — 19 checks for compatibility with AI search (llms.txt, Entity Schema, Speakable, sameAs, citation passages). None of the paid tools offer this.

What is AI Readiness and why does my site need it?

In 2025–2026, a significant share of search traffic is shifting to AI assistants: ChatGPT, Perplexity, Google SGE. They don't just find pages — they extract answers and cite sources. If your site lacks Entity Schema, llms.txt, and sameAs links, AI systems simply skip it in favor of competitors.

How is the Score calculated?

Each category starts at 100 points. Points are deducted by severity: Critical issue −20, Warning −10, Info −2. The overall score is a weighted average across 10 categories.

Is audit history saved?

Yes, if you sign in with Google. All your audits are saved and accessible from the History page. Without sign-in, audits are anonymous and not linked to an account.

What should I do after receiving the report?

Start with Critical issues — they have the biggest impact on ranking. Then fix Warnings and Info items. Download the PDF and send it to your developer. Run CheckSEO again to track progress.

CheckSEO is a free online service for comprehensive website analysis. Enter any URL and get a detailed report with scores across 10 categories: technical checks, content quality, links, structured data, and more. 25 automated checks — completed in under 30 seconds — help identify issues and provide actionable recommendations. CheckSEO covers 10 categories including AI Readiness, a unique category that evaluates your site's compatibility with ChatGPT, Perplexity, and Google SGE. According to Ahrefs, 96.55% of pages get zero traffic from Google — CheckSEO helps you avoid being one of them.