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GEO vs SEO vs AEO: what each one means in 2026
Generative engine optimization, answer engine optimization, AI SEO: the acronyms are multiplying. Here's the practical difference.
GEO, AEO, AI SEO, LLM SEO. The acronyms are multiplying faster than the underlying discipline is changing. Here's the practical breakdown.
The terms
- **SEO**: Search Engine Optimization. Classic Google playbook. Rank for keywords, get clicks.
- **AEO**: Answer Engine Optimization. Optimize to be cited inside synthesized answers (ChatGPT, Perplexity, AI Overviews).
- **GEO**: Generative Engine Optimization. Same as AEO. Coined by an academic paper; popular in agency marketing.
- **AI SEO / LLM SEO**: Umbrella terms covering AEO/GEO plus the AI-aware updates to classic SEO.
Are they really different?
In practice, no. The signals that win all of them are the same:
- Machine-readable identity (Organization schema, sameAs)
- Cross-surface consistency
- Quotable specificity (numbers, named examples, first-person observations)
- E-E-A-T (authors, dates, citations)
- Zero duplicate boilerplate
The one meaningful split is citation tracking vs readiness auditing. Citation tracking pings AI engines with prompts and logs mentions. Readiness auditing (what we do) scores whether your site is structured to be citable in the first place.
Which acronym should you use?
Use whichever your audience uses. The work is the same.
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