AI Crawler Checker
Check if ChatGPT, Claude, and Perplexity can understand your site
This tool tries to fetch /robots.txt and /llms.txt. Some sites may block browser requests by CORS.
Quick guide
What can AI Crawler Checker help you do?
Free AI crawler checker for GPTBot, ClaudeBot, PerplexityBot, Googlebot, and llms.txt setup.
Best for
Useful for quick file work, text cleanup, calculations, content creation, and website or AI checks.
How to use it
Open the tool, enter or upload what it asks for, then copy or download the result directly.
Privacy and limits
Most tools run in your browser with no sign-in. Very large files or older devices may hit browser memory limits.
Frequently Asked Questions
Why do some checks fail?
Some sites block browser fetches with CORS. That does not always mean crawlers are blocked.
What is GEO?
Generative Engine Optimization helps AI answer engines understand and cite your website.