HALO SEO — AI & LLM Page Analyser

AI-powered SEO and LLM visibility analysis. Audits headings, images, E-E-A-T, schema, bot access, and AI recommendations.

HALO SEO — AI & LLM Page Analyser HALO SEO is the only Chrome extension that audits both traditional SEO signals and your page's visibility to AI language models like ChatGPT, Claude, and Perplexity — in a single click. Powered by Claude AI (Anthropic), HALO gives you an instant, in-depth analysis of any webpage you're browsing, with actionable advice you can act on right now. 🤖 LLM VISIBILITY — THE FEATURE NO OTHER EXTENSION HAS As AI-powered search engines become the new front door to the web, being found by bots like GPTBot, ClaudeBot, PerplexityBot, and Googlebot-Extended matters as much as ranking on Google. HALO's dedicated LLMs tab shows you: LLM Visibility Score (0–100) with animated meter Bot access grid — instantly see which AI crawlers are allowed or blocked via robots.txt llms.txt detection — is your site AI-ready? Sitemap, FAQ schema, Breadcrumb, and Article schema checks Author and publication date signals for AI trust Reading level meter (Flesch-Kincaid grade) Authority link analysis No other SEO extension audits your AI discoverability like this. 📊 COMPREHENSIVE SEO AUDIT IN SECONDS HALO analyses every critical on-page SEO factor and scores your page out of 100: Title tag — length, presence, quality Meta description — length and completeness Heading structure (H1–H4) — hierarchy errors, duplicates, missing tags Images — alt text audit with AI-generated suggestions for missing descriptions Canonical URL, HTTPS, HTML lang attribute Open Graph and Twitter Card tags Schema markup detection (Article, FAQ, HowTo, BreadcrumbList, Person, Org, Review) Word count, paragraph count, sentence length Internal/external links, nofollow, authority domains ARIA landmarks, lazy loading, hreflang Script and stylesheet counts Performance timing 📑 7 ANALYSIS TABS Summary — Traffic-light overview of every SEO signal at a glance Headings — Visual heading tree (H1–H4) with skip-level and duplicate error highlighting Images — Per-image audit with alt status badges and AI-generated alt text suggestions E-E-A-T — Structured audit under Google's Experience, Expertise, Authoritativeness, and Trustworthiness framework LLMs — Full AI visibility audit (see above) Technical — Complete data table of every extracted signal AI Advice — Claude-powered recommendations in four sections: 🔴 Priority fixes 🔵 Quick wins 🟢 Strengths to build on 🟣 Strategic insight 🧠 CLAUDE AI — BUILT IN HALO connects directly to the Anthropic API using your own API key. Claude reads your full page analysis and writes personalised, intelligent recommendations — not generic boilerplate tips. Choose between claude-sonnet-4-5 (most capable) or claude-haiku-4-5 (fastest), and set your token budget to control cost. Your API key is stored locally in your browser. It is never sent anywhere except directly to Anthropic. 📈 SCAN HISTORY HALO automatically saves your last 5 scans per website for 7 days. Come back to compare, track improvements, or restore a previous result instantly. Includes built-in storage pressure management so it never bloats your browser. ⬇ EXPORT TO CSV Download a full data export of any scan — including all SEO signals, per-image details, and every AI advice section — in one click. Perfect for client reports or tracking progress over time. 🌓 DARK & LIGHT MODE Clean, professional interface in dark or light theme. Your preference is saved automatically. 🔒 PRIVACY FIRST HALO SEO collects no data. Nothing is sent to any server other than the Anthropic API when you choose to run an AI scan. Your API key lives only in your browser's local storage. No accounts. No tracking. No telemetry. Full privacy policy: https://humwhistle.com/halo-seo-privacy-policy/ HOW TO GET STARTED Install HALO SEO and click the extension icon on any webpage Open Settings (⚙) and paste your Anthropic API key Click "Scan this page" Explore your SEO score, LLM visibility, headings, images, E-E-A-T, and AI advice Get your free Anthropic API key at console.anthropic.com PERMISSIONS USED activeTab & scripting — to read SEO data from the page you're viewing storage — to save your API key and scan history locally host permissions — to fetch robots.txt, llms.txt, and sitemap.xml from any site you analyse HALO SEO is an independent tool. It is not affiliated with Google, Anthropic, or any other platform mentioned.