AEO guide

Generative Engine Optimization (GEO): What It Is and What Is Proven

Generative engine optimization (GEO) refers to improving how content performs in generative AI search products, which synthesise answers from multiple sources instead of listing links. The term was popularised by a 2023 academic paper titled "GEO: Generative Engine Optimization" by researchers including Pranjal Aggarwal and colleagues, later presented at the KDD 2024 conference.

GEO is a young field. Some of what is claimed about it is research, some is practitioner experience, and a lot is speculation. This page separates them.

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What GEO means

GEO describes optimising for generative engines: systems that take a user query, retrieve relevant information and generate a composed response with a language model, often with citations. The original paper framed the problem as content creators wanting their material to be visible and well represented in those generated responses, a different goal from ranking on a results page.

In practice, GEO, AEO and "AI search optimisation" are overlapping labels. AEO is often used for answer-focused optimisation across snippets, voice and AI. GEO is used more for generative products. We cover them separately because people search for each term, but the work is largely the same.

What the research found, and its limits

The GEO paper introduced a benchmark of queries and tested content modifications to see how they affected how often, and how prominently, a source appeared in generated answers. It reported that certain content changes, such as adding relevant quotations, statistics and citations to sources, improved visibility on its benchmark, while classic keyword stuffing did not help.

Treat these findings with care:

  • They are from a specific experimental setup, using particular models and a benchmark built by the researchers. Production AI search products differ and change frequently.
  • They are about relative changes in a test, not guaranteed outcomes for real sites.
  • Product behaviour evolves, so results from one period may not hold later.

The sensible takeaway is modest: content that is specific, well-sourced and clearly written appears to be more useful to generative systems, which is also what helps readers. It does not support claims that any single tactic reliably produces citations.

Read claims about "GEO ranking factors" sceptically

Search engines and AI vendors have not published ranking factors for AI answers. Lists of "the 10 factors" are inferred from experiments, anecdotes or guesswork.

GEO compared with SEO and AEO

The terms differ in emphasis, not in the underlying craft.

SEOAEOGEO
Primary targetRanked links in search resultsDirect answers: snippets, voice, AI answersGenerative AI responses with citations
Key tacticRelevance, links, technical healthClear answers, structure, trust signalsSpecific, well-sourced, quotable content
MeasurementRankings, trafficRankings plus answer featuresSampling of AI answers (noisy)
MaturityEstablishedEstablished for snippets, evolving for AIEarly; research and experimentation

Sensible GEO practices

These are practices with good reasons independent of any AI product.

  1. Be the primary source. Original data, first-hand experience and clear explanation give generative systems something distinct to use.
  2. Cite your claims. Link to authoritative sources and include dates. Specific, sourced statements are easier to trust and quote.
  3. Write clearly and specifically. Replace vague superlatives with concrete facts.
  4. Structure for humans. Descriptive headings, short paragraphs, lists and tables where they help.
  5. Keep the site crawlable and indexed. Retrieval depends on an index.
  6. Keep information consistent. Conflicting facts across pages or profiles reduce confidence.
  7. Show who you are. Authors, About page, contact details.
  8. Earn mentions elsewhere. Reputable third-party coverage reinforces entities and facts.

What to avoid

  • Fabricated statistics or quotes inserted to "look citable". This is deceptive and risks reputational damage.
  • Keyword stuffing. The research itself found it ineffective.
  • Hidden text or prompt injection aimed at AI systems. It violates policies and erodes trust.
  • Mass AI-generated pages. Low-value scaled content is a spam risk.
  • Paying for "guaranteed" AI placement. It cannot be guaranteed.

Measuring GEO

Direct measurement is hard because outputs vary by prompt, user, time and model. A defensible approach: pick a fixed set of 10 to 20 real customer questions, ask them periodically in the AI products relevant to your audience, and record whether you are mentioned and which sources are cited. Pair this with Search Console, rank tracking and brand mention monitoring. Bizsenti AutoSEO helps with the on-site readiness, rankings, traffic and mention parts, and does not run prompts against AI products.

How to read GEO claims critically

GEO attracts confident claims. Use these questions on any article, product or pitch.

  1. Where does the claim come from? A published study with a method, a vendor's own sample, or an anecdote?
  2. Which product and when? AI products change constantly; a result from last year may not apply.
  3. How large and how representative was the sample? Ten prompts is not a study.
  4. Is the effect size stated? "Improves visibility" without numbers is marketing.
  5. Is there a control? Compared with what?
  6. Can you reproduce it? Run the same test yourself.
  7. Who benefits if you believe it? A seller of GEO services has an incentive to inflate its importance.

If a claim fails several of these, treat it as a hypothesis to test, not as a fact.

Translating research findings into editorial practice

The GEO paper tested modifications such as adding citations, quotations and statistics to content. The sensible editorial translations are below; none is a trick, and each is something you would do anyway for credibility.

Research themeResponsible editorial version
Add citations to sourcesLink to authoritative primary sources for factual claims
Add quotationsInclude real, attributed expert comments you have permission to use
Add statisticsUse real statistics from named sources, with dates, or your own original data with the method described
Improve fluency and clarityEdit for plain, specific language
Keyword stuffing (found not to help)Do not do it

The irresponsible versions are inventing numbers, misquoting people or stuffing pages with citations that do not support the text. They deceive readers and damage trust.

Designing a small experiment of your own

If you want evidence for your own site, treat it as a modest experiment, not proof.

  1. 1

    Pick a question set

    Choose 10 to 20 realistic customer questions and keep them fixed.

  2. 2

    Record a baseline

    Over two or three separate days, ask each question in the products you care about and record whether you are cited and which sources are.

  3. 3

    Change one page group

    Improve the pages relevant to half of the questions (clearer answers, sources, authorship) and leave the other half untouched as a rough control.

  4. 4

    Wait

    Allow several weeks for indexing and changes to propagate.

  5. 5

    Repeat the observation

    Ask the same questions the same way and record again.

  6. 6

    Interpret cautiously

    Small samples and varying outputs mean you can only note a tendency. Share it as an observation.

Ethical and practical risks

  • Misinformation: adding unverifiable "facts" to look citable harms readers.
  • Over-optimisation: content shaped for a model can become unreadable for people.
  • Platform dependence: tactics tied to one product's quirks can stop working overnight.
  • Reputation: being caught fabricating sources or quotes is far costlier than missing a citation.
  • Spam policy exposure: mass-produced pages and hidden text can violate search engine spam policies.

A reasonable rule: if you would not be comfortable showing a human reader what you did, do not do it.

Frequently asked questions

Is there a way to guarantee GEO results?

No. Generative systems vary by prompt, user, time and model, so outcomes cannot be guaranteed.

Should I add many citations to my content for GEO?

Only cite sources that genuinely support what you say. Padding pages with irrelevant citations is poor practice.

What does GEO stand for?

Generative engine optimization: improving how content performs in generative AI search products.

Is GEO different from AEO?

The terms overlap. AEO is often used for answer-focused optimisation generally; GEO is used for generative AI products specifically.

Does GEO replace SEO?

No. Generative products rely on retrieving indexed content, so SEO fundamentals remain essential.

Are there proven GEO ranking factors?

No official ones exist. Research suggests specific, well-sourced content helps in test settings, but results do not guarantee real-world outcomes.

Can I measure GEO success?

Only approximately: by tracking a fixed set of questions over time and monitoring search, mention and traffic signals.

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Related pages

Related guides

Sources and references

  1. Aggarwal et al., "GEO: Generative Engine Optimization" (arXiv:2311.09735)
  2. Google Search Central: AI features and your website
  3. Google Search Central: Spam policies for Google web search

Written by the Bizsenti AutoSEO editorial team. Last reviewed November 2026. Third-party facts can change; check the linked sources for the latest.