# SEO — Search Engine Optimization

The classic foundation, rebuilt for an AI-first SERP. The base everything else compounds on.

## SEO — Search Engine Optimization

The classic foundation, rebuilt for an AI-first SERP. The base everything else compounds on.

Start with these [01What is SEO in the AI Era? A Modern Definition→](/content/ai-search-101/seo/fundamentals/what-is-seo/index.html)

## Explore SEO

Pick a cluster to dive into its guides.

[SEO Fundamentals](/content/ai-search-101/seo/fundamentals/index.html) 1 guides

### SEO Fundamentals

How search engines work and the ranking factors that still matter.