Essential SEO tools
for the AI search era
Precision checks for AI readiness, site health and structured data. Enter a URL, get a scored result and the exact fixes in seconds.
Computed from what crawlers see. Nothing to install, nothing sent to an AI.
AI search
Get found and cited by ChatGPT, Claude, Perplexity, Gemini and Copilot.
AI Readiness Checker
Check whether AI crawlers can read your site, whether you publish llms.txt, and how well your content is structured to be cited by AI assistants.
AI Bot Access Checker
See whether GPTBot, ClaudeBot, PerplexityBot, Google-Extended and 14 other AI crawlers are allowed or blocked by your robots.txt, with the rule that decides it.
llms.txt Generator
Generate a ready-to-publish llms.txt from any website: sitemap discovery, page titles and descriptions, grouped into sections. Free, instant, no signup.
Site health
Audit, speed, authority, crawlability and links: the technical floor under every ranking.
Website SEO Audit
Free technical SEO audit for any page: health score, weighted category scores, PageSpeed lab metrics, and every issue with a fix.
Domain Rating Checker
Look up the Ahrefs Domain Rating (DR) of any domain, with a plain-English read of what the score means.
Core Web Vitals Checker
Check real-user Core Web Vitals (LCP, INP, CLS, FCP, TTFB) for any URL from the Chrome UX Report, with pass or fail against Google's thresholds.
robots.txt Tester
Test whether a URL is blocked for Googlebot, Bingbot, GPTBot or any crawler, see the deciding rule and line, and lint your robots.txt for common mistakes.
Sitemap Validator
Validate any XML sitemap: file structure, URL counts, lastmod freshness, live status sampling, duplicates, cross-host URLs and robots.txt declaration.
Broken Link Checker
Check any page for broken links. Live status for up to 150 internal and external links, with redirects and bot-blocked links separated from real 404s.
Internal Link Analyzer
Map internal links across up to 60 pages from your sitemap: orphan pages, weak pages, click depth from the homepage, and where your internal authority flows.
Content & markup
Shape titles, snippets and structured data before you publish.
Schema Markup Generator
Generate valid JSON-LD structured data from a form for nine schema types, and validate the schema on any URL against Google's rich result rules.
Rich Result Preview
Preview how JSON-LD structured data renders as a Google rich result: FAQ, HowTo, Article, Product, Breadcrumb, Organization, Event, Recipe and WebSite.
SERP & Social Preview
Preview your title tag and meta description in Google desktop and mobile results with pixel-accurate truncation, plus X, LinkedIn and Facebook social cards.
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