In 2026, over 30% of information searches no longer go through traditional Google. Users query ChatGPT, Perplexity, Claude, Gemini, and Google's AI Overviews. For brands, this changes everything: ranking well is no longer enough — you need to be cited by AI.
From SEO to GEO and AEO
Three disciplines now coexist:
- SEO (Search Engine Optimization): rank well on classic results pages.
- GEO (Generative Engine Optimization): be cited in answers generated by AIs like ChatGPT, Perplexity, or Google AI Overviews.
- AEO (Answer Engine Optimization): become THE answer to user questions, regardless of the platform.
How AI Engines Work
AI engines combine two mechanisms:
- Trained knowledge: models learned from massive data corpora. The more your brand is mentioned in reliable sources, the more likely it is to be included in future training runs.
- Real-time retrieval (RAG): for current questions, AI fetches fresh sources from the web. Your site must be easily crawlable, structured, and authoritative.
Optimization Tactics for AI
1. llms.txt File
The llms.txt file (placed at the root of your domain) is the modern equivalent of robots.txt for LLMs. It tells AIs what content on your site is available and how to use it. Our llms.txt generator creates the optimal file in a few clicks.
2. Rich Structured Data
AIs understand schema.org. Implement Article, FAQPage, HowTo, Product, Organization, Person, and BreadcrumbList. The more structured your data, the more AIs can extract and cite it correctly.
3. FAQPage Schema
FAQ sections are a goldmine for AI, as they directly answer specific questions. Add an FAQ to each important page, marked up with FAQPage schema.
4. Conversational Content
Write the way people speak. AIs cite content that answers natural questions more often: "How to do X?", "What's the best Y?", "Why Z?". Structure your content with clear, direct Q&As.
5. Authority and Trust Signals
AIs prioritize authoritative sources. Media mentions, academic citations, detailed author profiles (E-E-A-T), brand history, and Wikipedia presence are all signals that increase your chances of being cited.
6. Concise, Structured Answers
Start each section with a direct 1-2 sentence answer, then expand. AIs like to extract these short, clear blocks to include in their responses.
Essential Tools for AI SEO
- OpenFound: measures how AIs talk about your brand (ChatGPT, Perplexity, Claude). AI visibility score and recommendations.
- TeckBlaze: automated technical and GEO audit. Detects what's holding back your AI visibility.
- Technical GEO Audit: our free tool that analyzes the GEO health of your site.
- llms.txt Generator: create your optimized llms.txt file in seconds.
Measure Your AI Visibility
Classic SEO is measured with Google Search Console. AI SEO requires new metrics: How often does ChatGPT cite you? Do you appear in Google AI Overviews? Is your brand present in Perplexity answers for your key queries?
Tools like OpenFound automate this monitoring and provide a complete dashboard of your presence in AI responses.
Conclusion
AI-powered SEO isn't optional — it's the future of SEO. Brands that invest now in GEO and AEO will gain a significant lead by the time most searches happen via AI assistants.
Want to know how your brand is perceived by ChatGPT and Google AI? Let's talk — H1Site combines TeckBlaze and OpenFound to give you a complete view of your AI visibility.
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