SEO + GEO glossary

Short, cited definitions for the SEO + GEO terms solo SaaS founders actually need. Each page opens with a one-sentence “X is Y” definition — extractable by ChatGPT, Perplexity, Claude, and Google AI Overviews.

AI search / GEO

• Generative Engine Optimization (GEO)

  Generative Engine Optimization (GEO) is the practice of structuring web content so AI search engines like ChatGPT, Perplexity, Claude, and Google AI Overviews cite it as a source.

• llms.txt

  llms.txt is a plain-text manifest file placed at a website's root (like robots.txt) that describes the site's purpose, key content, and audience in a format AI search engines can extract cleanly.

• Google AI Overviews

  Google AI Overviews are the AI-generated answer summaries that appear at the top of Google search results for many queries, citing the underlying sources the answer was extracted from.

SEO strategy

• Content gap analysis

  Content gap analysis is the process of comparing your site's published content against competitors' to find topics they cover (and rank for) that you don't — surfacing the next article to write.