# The AI SEO Course > A free, practical 8-module course on earning visibility in AI-generated search results — Google AI Overviews, Google AI Mode, ChatGPT, and Perplexity. This site teaches AI SEO (also called GEO — Generative Engine Optimisation): how to make content that AI search systems retrieve, extract, and cite. The links below point to the course and to in-depth guides on specific topics. ## Course - [The AI SEO Course — homepage & full curriculum](https://www.theaiseocourse.com/): Course overview, the 8-module syllabus, who it's for, and FAQ. ## Guides - [What is AI SEO? A Plain-English Guide for 2026](https://www.theaiseocourse.com/blog/what-is-ai-seo): What AI SEO means and how it differs from traditional SEO. - [AI Overviews SEO: How to Get Cited in Google's AI Answers](https://www.theaiseocourse.com/blog/ai-overviews-seo): How Google AI Overviews select sources and how to become one of them. - [GEO vs SEO: What's the Difference and Which One Matters?](https://www.theaiseocourse.com/blog/geo-vs-seo): How Generative Engine Optimisation and traditional SEO differ in metrics, content shape, and measurement. - [llms.txt for AI SEO: Complete Guide, Syntax & Template (2026)](https://www.theaiseocourse.com/blog/llms-txt-ai-seo): How to create and validate an llms.txt file for AI crawlers like ChatGPT, Perplexity, and Claude. - [Speakable Schema & Passage SEO: Step-by-Step Markup Guide](https://www.theaiseocourse.com/blog/speakable-schema-ai-seo): Implementing SpeakableSpecification schema to signal extractable passages to AI retrieval engines. - [The 2026 AI SEO Tech Stack: Citation Tracking & Prompt Sampling](https://www.theaiseocourse.com/blog/ai-seo-tools-framework): Tracking citation share in ChatGPT, Perplexity, and Google AI Overviews using prompt-sampling frameworks. ## Key topics covered - Answer-first content architecture for AI citation - How retrieval-augmented generation (RAG) picks and cites sources - Entity SEO and knowledge graph signals - Structured data (Schema.org) that earns rich results - Technical foundations for AI crawlers (robots.txt, llms.txt, server rendering) - Measuring citation share in AI search - A 30-day execution plan for live sites ## Terminology reference - AI SEO: Optimising for AI-generated search results (AI Overviews, AI Mode, ChatGPT, Perplexity) - GEO (Generative Engine Optimisation): Optimising to be cited by generative AI systems - AEO (Answer Engine Optimisation): Optimising to be the extracted answer in AI responses - GSO (Generative Search Optimisation): Used interchangeably with GEO ## Optional - [Blog index](https://www.theaiseocourse.com/blog): All published AI SEO guides. - [Sitemap](https://www.theaiseocourse.com/sitemap.xml): Full list of indexable pages.