Free AEO / GEO Audit
Docs AI Visibility Checker
Free Answer Engine Optimization (AEO) and Generative Engine Optimization (GEO) audit, focused on documentation sites. Find out how well ChatGPT, Claude, and Perplexity can actually read and cite your docs. We check llms.txt, schema markup, heading structure, AI-crawler rules in robots.txt, plus a Gemini 2.5 judgment of how parseable your content is to a downstream agent.
How it works
Audit
We hit your /llms.txt, /sitemap.xml, /robots.txt, and scrape the docs page itself.
Analyze
Heading hierarchy, JSON-LD schema, semantic HTML, AI-bot rules, content quality.
Score
0–100 score plus a punch list of specific things to fix, ranked by impact.
Want this baked into your docs site?
Docsio generates a branded documentation site from your URL in minutes — with llms.txt, schema markup, and AI-friendly structure already built in.
Try Docsio FreeFAQ
Docs AI visibility checker: common questions
What does the docs AI visibility checker actually check?
It runs a docs URL through a parseability audit and returns a score across several signals: llms.txt presence, schema markup, heading structure, content depth, internal linking, and how cleanly the page renders without JavaScript. The result tells you which fixes will make ChatGPT, Claude, and Perplexity more likely to surface your docs in answers.
Why does AI visibility matter for documentation?
Most product research now starts inside an AI assistant. If ChatGPT or Claude cannot read or cite your docs, they will recommend a competitor whose pages they can parse. AI visibility is the new top-of-funnel for SaaS, and docs are the highest-intent surface area to optimize for it.
What is a good AI visibility score?
Anything above 80 means your docs are well structured for AI retrieval. Scores between 60 and 80 usually have one or two missing pieces, like no llms.txt or weak headings. Below 60 means crawlers will struggle to extract clean answers, and you will rarely show up in AI citations even if you rank in Google.
How do I improve my docs AI visibility?
The fastest wins are publishing an llms.txt file, fixing heading hierarchy so H1 to H3 follow real topic structure, adding schema markup, removing client-side rendering on doc pages, and writing self-contained answers near the top of each page. The audit returns the exact list of fixes ranked by impact.
Is the AI visibility checker free?
Yes, it is free with no signup. You can run as many audits as you need. Docsio also publishes an AI-optimized site for every customer by default, including auto-generated llms.txt, clean heading structure, and server-rendered markdown, so docs published on Docsio start with strong AI visibility out of the box.