# SearchScore > SearchScore is a GEO (Generative Engine Optimisation) audit tool that scores websites on their visibility to AI search engines including ChatGPT, Perplexity, Google AI Overviews and Claude. Free audits available at searchscore.io. SearchScore analyses 90+ signals across eight categories: AI Citability, Brand Authority, E-E-A-T Content, Technical Foundations, Structured Data, Platform Optimisation, Topical Authority, and AI Platform Readiness. Results are scored 0-100 and returned in seconds. ## Core Tool - [GEO Audit Tool](https://searchscore.io): Enter any URL to get a free AI search visibility score - [Sample Report](https://searchscore.io/results.html?url=https://example.com&demo=1): See a full audit example before running your own ## Latest Research - [Google Click Signals Are Now AI Citation Signals](https://searchscore.io/blog/google-click-signals-ai-citations/): How badClicks, goodClicks and RankEmbedBERT connect user behaviour to AI citation outcomes - [The 6 Google SEO Tools Everyone Uses - And the One Thing They All Miss](https://searchscore.io/blog/google-seo-tools-missing-ai-visibility/): Why standard SEO tools have a shared blind spot on AI visibility - [How to Check if ChatGPT Can Find Your Website](https://searchscore.io/blog/how-to-check-chatgpt-visibility/): Free tool and manual methods for testing ChatGPT visibility - [How AI Search Visibility Works (And Why Most Websites Are Invisible)](https://searchscore.io/blog/how-ai-search-visibility-works/): The full mechanism behind AI search indexing and citation selection ## What is GEO - [What is GEO vs SEO](https://searchscore.io/blog/what-is-geo/geo-vs-seo/): How generative engine optimisation differs from traditional SEO - [How ChatGPT Decides Which Websites to Cite](https://searchscore.io/blog/what-is-geo/how-chatgpt-cites-websites/): The five factors ChatGPT uses to select citation sources - [How Perplexity AI Finds and References Websites](https://searchscore.io/blog/what-is-geo/how-perplexity-finds-sources/): How Perplexity selects and surfaces sources - [What Are AI Citation Signals](https://searchscore.io/blog/what-is-geo/what-are-ai-citation-signals/): The complete guide to 90+ signals that influence AI citations - [What is llms.txt and Why Does It Matter](https://searchscore.io/blog/what-is-geo/what-is-llms-txt/): The emerging standard for helping AI understand your site ## Technical GEO - [How to Create an llms.txt File](https://searchscore.io/blog/technical-geo/create-llms-txt/): Step-by-step guide to creating and deploying llms.txt - [AI Bot Permissions in robots.txt](https://searchscore.io/blog/technical-geo/ai-crawlers-robots-txt/): How to configure robots.txt for GPTBot, ClaudeBot and Perplexitybot - [Schema Markup for AI Citation](https://searchscore.io/blog/technical-geo/schema-markup-for-ai/): Which schema types matter most for AI citability - [Structured Data Types AI Search Engines Rely On](https://searchscore.io/blog/technical-geo/structured-data-ai-engines/): FAQPage, Article, Person and Organisation schema explained - [GEO Technical Audit Checklist](https://searchscore.io/blog/technical-geo/geo-technical-checklist/): 25 technical items to check for AI search readiness ## Content and E-E-A-T - [How to Write Content That AI Search Engines Cite](https://searchscore.io/blog/content-for-ai-search/how-to-write-for-ai-citation/): Structure and90+ signals that make content citation-worthy - [E-E-A-T Signals and AI Search Visibility](https://searchscore.io/blog/content-for-ai-search/eeat-for-geo/): How experience, expertise, authority and trust affect AI citations - [Author Bios That Help AI Citation](https://searchscore.io/blog/content-for-ai-search/author-bios-ai-citation/): What to include in author bios to improve credibility90+ signals - [Brand Authority Signals for AI Search](https://searchscore.io/blog/content-for-ai-search/brand-authority-ai-search/): How to build the brand90+ signals AI engines use to assess trustworthiness - [How to Become a Cited Source in AI Search](https://searchscore.io/blog/content-for-ai-search/become-cited-source/): The full playbook for earning AI citations ## Measuring GEO - [How to Run a GEO Audit](https://searchscore.io/blog/measuring-geo/run-a-geo-audit/): Step-by-step guide to auditing AI search visibility - [How to Measure AI Search Visibility](https://searchscore.io/blog/measuring-geo/how-to-measure-ai-search-visibility/): Tools and methods for tracking AI citation performance - [What Does a GEO Score Mean](https://searchscore.io/blog/measuring-geo/what-is-a-geo-score/): Understanding the SearchScore scoring tiers and categories - [How to Improve Your AI Visibility Score](https://searchscore.io/blog/measuring-geo/improve-ai-visibility-score/): A practical action plan for moving up the tiers - [GEO Reporting for Agency Clients](https://searchscore.io/blog/measuring-geo/geo-reporting-for-clients/): What to include and how to present AI search results ## GEO by Business Type - [GEO for SaaS Companies](https://searchscore.io/blog/geo-by-business/saas/): The complete AI search visibility guide for SaaS - [GEO for Ecommerce](https://searchscore.io/blog/geo-by-business/ecommerce/): How to get products and category pages cited in AI search - [GEO for B2B Businesses](https://searchscore.io/blog/geo-by-business/b2b/): How B2B companies win AI search citations - [GEO for Digital Agencies](https://searchscore.io/blog/geo-by-business/agencies/): Build a GEO service offering and win AI search for clients - [GEO for Publishers and Media](https://searchscore.io/blog/geo-by-business/publishers/): How journalism and editorial content earns AI citations ## AI Search for Businesses - [Can ChatGPT Find Your Business](https://searchscore.io/blog/ai-search-for-businesses/can-chatgpt-find-your-business/): How to check and what to do if it cannot - [Why Your Website Might Be Invisible to AI Search](https://searchscore.io/blog/ai-search-for-businesses/why-your-website-is-invisible-to-ai/): The most common reasons AI engines skip sites - [What Is ChatGPT Search](https://searchscore.io/blog/ai-search-for-businesses/what-is-chatgpt-search/): How it works and what it means for businesses - [Is Your Website AI-Ready](https://searchscore.io/blog/ai-search-for-businesses/ai-ready-checklist/): A plain English checklist for business owners - [5 Things Blocking AI Search Engines from Finding Your Business](https://searchscore.io/blog/ai-search-for-businesses/5-things-blocking-ai/): Common blockers and how to fix them ## AI Visibility Strategy - [AI Visibility Strategy: The Complete Guide](https://searchscore.io/blog/ai-visibility-strategy/): The definitive guide to being found, cited and chosen by AI -- covering audit, diagnosis, fix, maintenance and authority assertion - [What Does an AI Visibility Audit Actually Measure?](https://searchscore.io/blog/ai-visibility-strategy/ai-visibility-audit-what-it-measures/): Deep dive into the 8 scoring categories and what each means for AI search presence - [Why Your Brand Does Not Show Up in AI Answers](https://searchscore.io/blog/ai-visibility-strategy/why-your-brand-doesnt-show-up-in-ai-answers/): The 5 most common reasons brands are invisible to AI, each with a specific fix - [How AI Decides Which Brands to Recommend](https://searchscore.io/blog/ai-visibility-strategy/how-ai-chooses-which-brands-to-recommend/): The selection mechanism behind AI citations -- entity recognition, authority, retrieval eligibility - [How to Optimise Your Content for AI Retrieval](https://searchscore.io/blog/ai-visibility-strategy/optimise-content-for-ai-retrieval/): Answer-first structure, quotable stats, FAQ and Speakable schema -- practical checklist - [AI Visibility Decay: Why Your Rankings Drop](https://searchscore.io/blog/ai-visibility-strategy/ai-visibility-decay-why-rankings-drop/): Why AI citations decay and how to monitor and maintain visibility over time - [The Agentic Internet: Why AI Visibility Is Now Business Infrastructure](https://searchscore.io/blog/ai-visibility-strategy/agentic-internet-ai-visibility-infrastructure/): AI agents making autonomous decisions -- being in the dataset is the new competitive moat ## Pricing SearchScore offers a permanently free audit tier. Paid plans include Full Report (one-time $97), Monthly Monitor ($49/month), and Agency Pro ($299/month, unlimited client audits with white-label reports). Pricing at searchscore.io/#pricing.