# Free AI visibility tools by Earleads > Free tools to check where your brand stands in AI answers: AI crawler checker, llms.txt generator, citation finder, share of voice calculator. ## AI visibility audit Your share of AI answers on the questions your buyers ask, against each competitor. Use it: https://www.earleads.com/tools/#ai-visibility-audit ## AI crawler checker See if ChatGPT, Claude and Perplexity can read your pages, or if something blocks them. Use it: https://www.earleads.com/tools/#ai-crawler-checker ## llms.txt generator Turn your sitemap into the file AI assistants read first. Use it: https://www.earleads.com/tools/#llms-txt-generator ## Citation source finder Paste a buyer question. See which pages AI answers cite, and where you're missing. Use it: https://www.earleads.com/tools/#citation-source-finder ## AI share of voice calculator What moving from 5% to 20% of AI answers is worth in pipeline. Use it: https://www.earleads.com/tools/#ai-share-of-voice-calculator ## Summarize with AI buttons Let readers send your page to ChatGPT, Claude or Perplexity in one click. Use it: https://www.earleads.com/tools/#summarize-with-ai-buttons Made by [Earleads](https://www.earleads.com/). Earleads is an AI search visibility and GTM engineering agency for B2B and B2C companies: it gets brands named in ChatGPT, Claude, Gemini, Perplexity and Google AI Overviews answers, then turns that visibility into identified visits, CRM tasks and attributed revenue.