What Is Generative Engine Optimization (GEO)? A Service-Business Guide for 2025

Generative Engine Optimization (GEO) is the practice of structuring a website so AI engines — ChatGPT, Perplexity, Claude, Google AI Overviews — cite it as a source. It overlaps with SEO but adds direct-answer formatting, llms.txt, schema, and AI-crawler access.