GApex — Unified GEO+AEO for Global AI Visibility
Key Takeaways
- GApex is the unified GEO+AEO platform for global AI visibility.
- Audit any website across 25 categories and 100+ signals for a 0–100 AI Visibility Score.
- Covers ChatGPT, Perplexity, Claude, Google AI Overviews, Copilot, and other LLM answer engines.
- According to a 2024 study by Georgia Tech researchers, websites optimized for generative engines receive up to 40% more AI citations.
GApex is the unified GEO+AEO platform for global AI visibility. Audit any website across 25 categories and 100+ signals to see how visible, quotable, and citable it is to ChatGPT, Perplexity, Claude, Google AI Overviews, and Copilot. You get a 0–100 AI Visibility Score, a letter grade, a category breakdown, and a prioritized fix list. According to W3C web standards, semantic HTML and structured data are foundational to machine-readable content.
What is Generative Engine Optimization?
Generative Engine Optimization (GEO) is the practice of making a website legible and attractive to the retrieval and citation layer of large language models. Unlike traditional SEO — which optimizes for a keyword-based ranking algorithm — GEO optimizes for two things: AI crawl access and quotability by LLMs. As noted by the Schema.org initiative, structured data markup helps search engines and AI systems understand page content more effectively.
- Crawl access — explicit allow/deny rules for GPTBot, ClaudeBot, PerplexityBot, Google-Extended, and 12 other AI bots in
robots.txt; machine-readable manifests in.well-known/; a completesitemap.xml; thellms.txtconvention. - Quotability — semantic HTML, clean heading structure, JSON-LD structured data, canonical URLs, authorship signals, and content shapes LLMs prefer to cite (definitions, lists, comparison tables, step-by-step instructions, FAQ blocks, quotable statistics).
GEO vs. Traditional SEO
| Dimension | Traditional SEO | GEO (Generative Engine Optimization) |
|---|---|---|
| Target | Google / Bing keyword rankings | AI answer engines (ChatGPT, Perplexity, Claude, Gemini) |
| Optimization unit | Keywords & backlinks | Quotability & AI-crawl access |
| Key signals | PageRank, domain authority, anchor text | Structured data, llms.txt, semantic HTML, FAQ blocks |
| Content format | Long-form articles for SERP snippets | Definitions, tables, step-by-step, pros/cons — passage-level citations |
| Measurement | Rank position, CTR, organic traffic | AI Visibility Score, citation frequency, answer inclusion rate |
What GApex checks
Each audit runs through 25 categories grouped into five themes:
- Crawl access — HTTPS, robots.txt, llms.txt, sitemap.xml, .well-known manifests, IndexNow.
- Content extractability — SSR vs. client-rendered, content-to-HTML ratio, semantic tags, heading structure, internal links.
- Meta & structured data — title, description, canonical, Open Graph, Twitter card, JSON-LD (Organization, WebSite, FAQ, HowTo, Breadcrumbs).
- Authority & trust — security headers, author attribution, brand entity knowledge graphs, trust & safety signals, sameAs profile links, cross-platform presence.
- Answer-format readiness — definitions, step-by-step, comparison tables, pros/cons, TL;DR, FAQs, quotable stats.
Pros and Cons of GEO Optimization
Pros
- Increases brand visibility in AI-generated answers across ChatGPT, Perplexity, Claude, and Google AI Overviews
- Complements existing SEO — most GEO fixes also improve traditional search rankings
- Measurable with a 0–100 AI Visibility Score and 25-category breakdown
- Early-mover advantage — fewer than 5% of websites are currently GEO-optimized
Cons
- Requires ongoing monitoring as AI crawlers and citation algorithms evolve
- Some checks (AI citation, entity audit) require paid API keys
- Brand entity signals (Wikipedia, Wikidata) take time to build organically
Membership plans
Pick a tier that matches how you use AI visibility data:
| Plan | Price | Checks / month | Key features |
|---|---|---|---|
| Free | $0 | 3 | Basic 25-category audit |
| Pro | $9.99/mo | 20 | Full audit, check history, fix list |
| Starter | $999/mo | Unlimited | Managed GEO, AI inclusion spec, copywriting compliance |
| Growth | $2,500/mo | Unlimited | Starter + paid SEO placements, priority support |
| Scale | Custom | Unlimited | Enterprise GEO, reputation management, dedicated advisor |
Ready to measure your AI visibility?
Run a free GApex audit on any URL, or browse the GEO knowledge base to understand what the 25 categories mean and how LLMs actually pick what to cite.