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SEO vs AEO vs GEO: What's the Difference?

SEO, AEO and GEO each target a different part of modern search. Here's how they differ — and why you need all three in 2026.

By Half CodeMay 5, 20266 min read

Search isn’t one thing anymore. There are traditional results, answer features and AI assistants — and each needs a slightly different approach. Here’s how SEO, AEO and GEO fit together.

SEO: ranking in search results

Search Engine Optimization is the foundation. It’s about earning rankings for the searches your customers make through technical health, relevant content and authority. SEO still drives the majority of organic traffic and leads.

AEO: winning the answer

Answer Engine Optimization targets the answer features inside search — featured snippets, FAQs and Google AI Overviews. As more results are answered without a click, AEO keeps you visible as the cited source.

GEO: being referenced by AI assistants

Generative Engine Optimization targets visibility inside AI tools like ChatGPT, Gemini, Perplexity and Claude. The goal is to be the trustworthy source these assistants reference when buyers ask for recommendations.

How they overlap

TargetsGoal
SEOSearch rankingsRank your pages
AEOAnswer featuresBe the extracted answer
GEOAI assistantsBe the referenced source

The good news: they share foundations. Clear, accurate, well-structured, authoritative content helps all three. Schema and entity consistency support both AEO and GEO.

Why you need all three

If you only do SEO, you risk losing visibility as answers and AI assistants capture more of the journey. If you only chase AI, you ignore the channel still driving most traffic. The winners cover all three.

Start with the foundation

Strong SEO makes AEO and GEO easier. Build the foundation, then layer in answer optimization and AI visibility.

Book a free strategy call to build a search strategy ready for 2026 and beyond.

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