What the check looks at
- The page responds and reads as an HTML page.
- robots.txt doesn't block Googlebot, Bingbot, Google-Extended, GPTBot, OAI-SearchBot, ChatGPT-User, ClaudeBot, Claude-SearchBot or PerplexityBot.
- No “noindex” tag.
- At least 250 words readable without running scripts.
- A title and description of the right length, an H1 heading.
- JSON-LD structured data (Organisation, LocalBusiness…).
- Questions and answers (FAQ).
- HTTPS, sitemap.xml and llms.txt.
How it's done
Our server reads the page, robots.txt, sitemap.xml and llms.txt the way a bot would, then applies the same rules to every site. Only public addresses are read. Nothing is stored. The score measures readability, not ranking: being readable is the condition, not the guarantee.