Free tools
Everything you need to control how AI reads your website. Free, no sign-up.
AI robots.txt generator
Build a robots.txt in one click that blocks AI training while keeping your site visible in ChatGPT Search, Claude and Perplexity. Free.
robots.txt tester for AI crawlers
Paste your robots.txt and instantly see, crawler by crawler, whether GPTBot, ClaudeBot, PerplexityBot or Google-Extended can access a page.
Verify an AI crawler IP
Check whether an IP address really belongs to OpenAI, Anthropic, Perplexity, Google, Bing, Apple or another AI company using their official published IP lists.
Free llms.txt generator from your sitemap
Generate a draft llms.txt in the llmstxt.org format from your website's sitemap - titles, descriptions and sections ready to review.
Free prompt injection detector
Check whether a web page or a text hides instructions aimed at AI assistants - hidden text, HTML comments and invisible Unicode characters.
Free AI visibility checker
Check for free whether ChatGPT, Claude, Perplexity and Gemini can read and cite your website - robots.txt, llms.txt, JavaScript and hidden text.