Fundamentals January 28, 2026 12 min read

What is GEO? The Complete Guide to Generative Engine Optimization

Google indexed the web. Now AI is answering it. Here's what every company needs to know about the shift from SEO to GEO.

For 25 years, the playbook was simple: optimize for Google, get traffic, convert visitors. SEO was king.

That era is ending.

The Shift

Today, when someone wants to know "What's the best CRM for startups?" they don't scroll through 10 blue links. They ask ChatGPT. Or Claude. Or Perplexity. And they get one synthesized answer.

This isn't a prediction. It's happening right now:

  • ChatGPT has 200M+ weekly active users
  • Perplexity processes millions of queries daily
  • Google itself is adding AI summaries to search results

What is GEO?

GEO (Generative Engine Optimization) is the practice of structuring your content so AI systems can find, understand, and cite it.

While SEO focuses on ranking signals (backlinks, keywords, page speed), GEO focuses on:

  • Machine-readability: Can AI parse your content programmatically?
  • Citation signals: Does your content have clear authorship and dates?
  • Extractability: Can AI pull clean quotes and facts?
  • Crawler access: Are you blocking AI crawlers?

Why It Matters

The stakes are binary. When someone asks an AI a question in your category:

  • You're either mentioned in the answer, or
  • You're invisible

There's no "page 2" in AI answers. No scrolling. Just one response.

And the conversion numbers are staggering. Early data suggests AI referral traffic converts at 9x the rate of traditional search. People who click through from an AI citation already trust the recommendation.

The Blind Spot

Here's what makes this interesting: most companies have zero GEO strategy.

They've spent years and millions on SEO. They've optimized every meta tag, built backlink profiles, hired content teams. But when you ask them about structured data for AI, or citation signals, or llms.txt? Blank stares.

This is a massive opportunity for early movers.

Getting Started

The first step is understanding where you stand today. That's exactly what LLMGeoKit does: we scan your website across 7 key dimensions and tell you what's helping and hurting your AI visibility.

No signup. No payment. Just paste your URL and see your score.