# rankb.ee > AI Search Visibility Audit, Instant Website Fixes & 1-Click Automated Buyer Guide Publishing for ChatGPT, Perplexity, Claude, and Google Gemini. ## Summary rankb.ee (operated by B2Bee Ltd, UK Company Registration) measures what ChatGPT, Perplexity, Anthropic Claude, and Google Gemini say when real customers search for businesses in your category and location. It combines a live 4-engine AI Search Visibility Audit with a 16-point PACT Technical AI-Readiness Scanner, copy-paste technical website fixes (`robots.txt`, `/llms.txt`, `/llms-full.txt`, and Schema.org JSON-LD), and an automated Answer-First Buyer Guide publishing engine that connects directly to your existing CMS. ## Core Capabilities ### 1. Live 4-Engine AI Search Visibility Audit - Runs real-time buyer discovery, comparison, pricing, and trust prompts across **OpenAI ChatGPT**, **Perplexity Sonar**, **Anthropic Claude**, and **Google Gemini**. - Calculates **Share of Voice (%)**, **#1 Recommendation Rate**, **Competitor Leaderboard Rank**, and **Prompt-by-Prompt Citation Evidence**. ### 2. 16-Point PACT Technical AI-Readiness Scanner - **Infrastructure (30% weight, 6 checks)**: Verifies `GPTBot`, `OAI-SearchBot`, `PerplexityBot`, and `ClaudeBot` permissions in `robots.txt`, live WAF/Cloudflare bot reachability, `/sitemap.xml` discovery, `/llms.txt` root Markdown index, `/llms-full.txt` deep RAG corpus, and `Organization` + `Service` JSON-LD entity graphs. - **Narrative (35% weight, 5 checks)**: Evaluates `FAQPage` JSON-LD question graphs, single clear `