Free AI search tools

AI assistants can only cite pages their crawlers are allowed to fetch and able to read. Check your robots.txt rules for AI bots, see how much of a page is visible without JavaScript, and make sure the structured data behind it is valid.

9 tools · free to use

Checker

AI Crawler Checker

Check whether ChatGPT search, Claude, Perplexity, Google AI Overviews and Copilot can crawl and cite your site — robots.txt, snippets, schema and llms.txt.

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AI Content Visibility Checker

Check whether ChatGPT search, Google AI Overviews, Copilot and Perplexity can read and quote a page: crawler access, text in HTML, direct answer, author, date, schema.

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llms.txt Checker & Generator

Check a site's llms.txt against the llmstxt.org format: H1, summary, link sections, broken links and size. No file yet? Get a starter draft built from your sitemap.

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AI Shopping Agent Readiness Checker

Check whether ChatGPT search, Perplexity, Google AI Mode and Copilot can read a product page: crawler access, Product and Offer schema, shipping and return policies, price in HTML.

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Robots.txt Generator

Create a robots.txt file in seconds: block private paths, add your sitemap, use the WordPress preset, and optionally opt out of AI training crawlers.

Also in SEO Open Checker

robots.txt Tester

Test whether a URL is allowed or blocked by robots.txt for Googlebot, Bingbot, GPTBot, ClaudeBot, PerplexityBot and other crawlers.

Also in SEO Open Checker

Schema Markup Validator

Find and validate the schema.org JSON-LD on any page. Spot invalid JSON and missing required properties for Article, Product, FAQ, LocalBusiness and more.

Also in SEO Open Tool

Schema Markup Generator

Create valid JSON-LD structured data for Local Business, Organization, FAQ, Article, Breadcrumb and Product pages. Fill in a form, copy the script and test it.

Also in SEO Open Checker

Indexability Checker (noindex, canonical, robots)

Can Google index this page? Checks status code, redirects, meta robots, X-Robots-Tag, canonical, robots.txt and the sitemap, then gives a clear verdict.

Also in SEO Open

Run a free auditOne scan covers speed, SEO, security, email and DNS, with a prioritised fix list. Browse all free tools150 tools across 13 categories, plus toolkits by industry.

Free website audit

See how your site scores, free

Speed, SEO, DNS, email (SPF/DKIM/DMARC) and security in one scan, with a prioritised fix list.