SEO wins a ranking for a page. GEO wins a citation for a brand inside AI answers. PEO wins the recommendation itself for a named person. As buyers move into AI chat, being the named answer beats ranking fourth on a page nobody scrolls.
Three acronyms, three very different games. Confusing them is why so many experts pour effort into being findable while the AI quietly recommends someone else.
SEO: optimizing a page
Search Engine Optimization makes a web page rank on Google's list of blue links. The unit of work is a page, the reward is a position, and the win condition is traffic. SEO still matters, but it is losing its monopoly on discovery, because the list of links is no longer the front door for a growing share of buyers.
GEO: optimizing a brand for AI answers
Generative Engine Optimization, sometimes called Answer Engine Optimization (AEO), makes a brand or domain show up inside AI-generated answers. The unit of work is a brand, the reward is a citation, and the win condition is being mentioned. This is where most of the funded AI-search industry is focused, and almost all of that money is chasing enterprises.
PEO: optimizing a person for the recommendation
Person Engine Optimization makes a specific, named human the answer itself. The unit of work is a person, the reward is the recommendation, and the win condition is the engine saying your name. When a buyer asks an AI "who is the best at X," PEO is the discipline that makes the reply be you.
GEO gets your company footnoted. PEO gets you named. Buyers ask about people, so the recommendation is where the deal is actually decided.
The comparison, side by side
- Optimizes: SEO a page · GEO a brand · PEO a named human
- Wins you: SEO a ranking · GEO a citation · PEO the recommendation
- Lives on: SEO Google results · GEO AI answers · PEO AI answers plus the search that feeds them
- Sold to: SEO everyone · GEO enterprises and brands · PEO individuals
- Success looks like: SEO traffic · GEO being mentioned · PEO the engine naming you first
Why ranking fourth is now invisible
On a page of ten links, fourth place still earned clicks. Inside an AI answer, there is no fourth place. The engine picks. Second is the same as not existing. That single shift is why "be more visible" is no longer a strategy, and why the useful target is narrow and testable: be the name returned on the specific question that pays.
Do you need all three?
They stack. Clean SEO and GEO make your properties legible and your brand citable, which feeds the engine's confidence. But if you are an individual, PEO is the layer that converts, because the recommendation, not the citation, is what a buyer acts on. Start by deciding which named person should own which question, then build from there.
FAQ
Is GEO the same as AEO? +
Can PEO and SEO work together? +
Which matters most for a solo expert? +
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