SEO vs GEO vs AEO: What is the Difference?

See how SEO, GEO, and AEO help Melbourne businesses stay visible in AI search.

Table Of Contents

seo_geo_aeo_digital_city
Introduction

Search Has Changed

Search has changed significantly. What began as traditional search engine optimisation (SEO) — helping websites rank in Google — has expanded into AI-driven search, where answers are generated and summarised across platforms.

Today, people search differently. They ask questions in ChatGPT, see Google's AI Overviews, use voice assistants, and expect quick, reliable answers. This shift has introduced two newer optimisation approaches: Generative Engine Optimisation (GEO) and Answer Engine Optimisation (AEO).

For Melbourne businesses, this change matters. AI-generated results are reducing clicks to websites, with studies showing organic click-through rates can fall significantly when AI Overviews appear, while zero-click searches continue to increase.

Relying on traditional SEO alone is no longer enough. Understanding how SEO, GEO, and AEO work together is becoming essential for businesses that want to stay visible as search continues to evolve.

Context

Industry Overview

At a high level, SEO, GEO, and AEO all aim to improve visibility, but they do so in fundamentally different ways: SEO decides where your page ranks, GEO decides whether your brand is referenced inside an AI answer, and AEO decides whether your content becomes the answer itself.

SEO: where your page ranks
Traditional SEO optimises for standard search engine results pages (SERPs), focusing on technical performance, on-page optimisation, content quality, and authority signals such as backlinks. The goal is to drive qualified organic traffic from users actively searching for products or services.
GEO: whether your brand is referenced
Generative Engine Optimisation focuses on structuring content so it is referenced, cited, or paraphrased by generative AI systems such as Google AI Overviews, ChatGPT, and Perplexity. You may not rank first in traditional search, but you can still be cited as a trusted source within an AI-generated answer. GEO rewards clear, factual, well-structured content written with authority.
AEO: whether your content becomes the answer
Answer Engine Optimisation focuses on users asking direct questions and expecting immediate answers. It wins high-intent moments through featured snippets and voice search results. AEO prioritises clarity, conciseness, and precision, requiring intentional content structuring and question-led optimisation.
The new rules of engagement
The strategies that worked in 2023 will not secure visibility in 2026. Research from Princeton University demonstrates that GEO techniques can boost content visibility in AI-generated responses by up to 40%. The single most effective tactic?

Adding original statistics and proprietary data improves AI visibility by 41%.

Content formatted specifically for large language model (LLM) extraction is three times more likely to be cited by answer engines.
Comparison

SEO vs GEO vs AEO

Use this table when deciding where to invest next. Most Melbourne businesses already have partial SEO coverage — the gap sits almost entirely in the GEO and AEO columns.
Feature SEO GEO AEO
Primary Goal Rank #1 in SERPs Be cited in AI summaries Become the definitive answer
Target Platform Google, Bing ChatGPT, Perplexity, AI Overviews Featured Snippets, Voice Search
Key Metric Organic Traffic, Rankings Brand Citations, Share of Voice Position Zero Ownership
Content Focus Keywords, Backlinks, Length Original Data, Expert Consensus Conciseness, Answer-First Format
Technical Need Core Web Vitals, Crawlability Clear Hierarchy, Entity Recognition Schema Markup, FAQ Structure
Proprietary Data

Fox & Lee Audit

While the global statistics paint a clear picture of the shift toward AI search, the reality for local businesses is often overlooked. Fox & Lee audited 45 Melbourne business websites across professional services, trades, and eCommerce sectors — and the findings reveal a significant gap between current website infrastructure and the requirements of AI-driven search engines.

Figure 2: Fox & Lee 2025 audit findings showing 78% of Melbourne websites lack schema markup for AI search — Fox & Lee
These numbers highlight a critical vulnerability. The vast majority of Melbourne businesses are entirely unprepared for GEO and AEO, leaving their digital visibility exposed as AI Overviews continue to consume traditional organic clicks.
Finding % of Sites Affected Risk Level
No schema markup implemented 78% High
No FAQ sections on service pages 61% High
Content under 500 words on main pages 54% Medium
No answer-first heading formatting 88% High
Cited in Google AI Overviews 7% Critical Gap
Insights

Key Insights

The transition from SEO to a blended SEO/GEO/AEO strategy requires a shift in how content is planned, written, and structured. Three insights should drive your 2026 strategy: authority beats volume, depth is non-negotiable, and structure is the new SEO.

Authority trumps volume

AI engines prioritise consensus and authority to reduce hallucinations. A recent study of 75,000 brands found that brand mentions correlate three times more strongly with AI visibility than traditional backlinks. Furthermore, 82% of AI citations come from earned media, while only 6% come from paid or owned content. This means digital PR, expert mentions, and cross-platform visibility are now just as important as publishing on your own blog.

Content depth is non-negotiable

Informational queries dominate AI Overviews, with shallow content sinking to the bottom. Research indicates that 99.2% of keywords triggering AI Overviews are of informational intent. To be cited, content must be comprehensive. Pages with extensive, in-depth content receive significantly more AI citations than thin, 500-word articles.

Structure is the new SEO

If an AI engine cannot easily parse your content, it will not cite it. A massive 44.2% of all LLM citations are pulled from the first 30% of a piece of content — primarily the introduction. Businesses must embrace structural elements like bullet points, tables, clear heading hierarchies, and schema markup to make extraction as simple as possible for browsing agents like GPTBot and ClaudeBot.

3× signal strength

Brand mentions correlate three times more strongly with AI visibility than backlinks. 82% of AI citations come from earned media.

99.2% informational

Nearly every keyword that triggers an AI Overview carries informational intent. Thin content is filtered out first.

First 30% wins

44.2% of all LLM citations come from the first 30% of a page — so your answer must lead, not trail.

Case Study

Assaggia Case Study

Assaggia, a Melbourne-based purveyor of fine Italian food products, approached Fox & Lee with a clear but challenging brief: grow their digital footprint and drive online sales in a saturated gourmet food market.

eCommerce · SEO + AI Visibility
+60%
Organic traffic in six months
Top 3
AI rankings in ChatGPT & Gemini
Significant
Uplift in overall SERP visibility
Measurable
Engagement & bounce-rate improvement
Challenge

Despite offering premium products, their website was not ranking for key search terms, had no AI visibility strategy, and was being outpaced by larger, more established competitors. Initial audits also revealed underlying technical SEO issues that were preventing proper crawling and indexing.

Actions taken
  • Full technical SEO audit and remediation to restore clean crawling and indexing.
  • Extensive keyword research focused on high-intent Italian food product queries, with systematic on-page optimisation across product and category pages.
  • A content strategy targeting real customer questions and showcasing culinary expertise.
  • Technical AI implementation — schema markup for products and FAQ structured data — to build entity recognition with generative engines such as ChatGPT and Google Gemini.
Results
  • +60% increase in organic traffic within the first six months.
  • Top 3 AI recommendation rankings in ChatGPT and Google Gemini for target product keywords.
  • Significant uplift in overall SERP visibility, positioning Assaggia as a leading online Italian food destination.
  • Measurable improvements in user engagement metrics, including reduced bounce rates and increased time on site.
Key takeaway: Competing in a saturated market does not require a bigger budget — it requires a smarter strategy. By combining technical SEO with a deliberate AI visibility programme (schema markup, answer-first content, and entity-based optimisation), Assaggia achieved Top 3 AI recommendation rankings and a 60% organic traffic increase within six months. Read the full case study →
Action Plan

Recommendations

Adapting to the AI search landscape does not mean abandoning SEO. Strong technical SEO remains the foundation of both GEO and AEO. Here is the actionable checklist for Melbourne businesses looking to secure their visibility in 2026.

The 2026 AI Search Visibility Checklist
Six actions to secure your brand in SEO, GEO, and AEO
01
Answer-First Formatting
Start every H2 section with a concise 40–60 word summary that directly answers the heading’s implied question.
02
Deploy Schema Markup
Use JSON-LD structured data (LocalBusiness, FAQPage, Article, Organization) to explicitly define your entities for AI crawlers.
03
Inject Proprietary Data
Stop publishing generic advice. Include your own statistics, client results, and audit findings — original research is the strongest signal for AI citation.
04
Build an FAQ Strategy
Identify the specific questions customers ask during the sales process, then build dedicated, schema-marked FAQ sections to capture AEO featured snippets.
05
Diversify Your Footprint
Do not rely solely on your own website. Publish expert insights on LinkedIn, third-party platforms, and industry publications to build the consensus AI engines look for.
06
Audit Technical Foundations
Ensure your site loads quickly, is mobile-responsive, and is easily crawlable by AI bots like GPTBot.
Priority matrix: where to start
Action Effort Impact Priority
Schema Markup (FAQ + Article) Low High 1 — Do First
Answer-First Formatting Medium High 2 — Do Next
FAQ Section on Service Pages Medium High 2 — Do Next
Proprietary Data / Research High Very High 3 — Plan Now
Digital PR / Earned Media High High 4 — Ongoing
Technical SEO Audit Medium Medium 3 — Plan Now
Conclusion

The End of Blue Links

As AI Overviews and generative engines continue to consume traditional search clicks, businesses that rely solely on outdated SEO tactics will see their traffic steadily decline.

The future of search belongs to brands that can blend the technical foundation of SEO, the authoritative depth required for GEO, and the structural precision demanded by AEO. By focusing on proprietary data, answer-first formatting, and multi-channel authority, you can ensure your business remains the definitive answer in your industry — regardless of which engine your customers use to search.

Is your content strategy ready for AI search?
Most Melbourne businesses are creating content that never gets surfaced by AI search. Fox & Lee develops MOG-standard content strategies to improve your visibility across Google Search, AI Overviews, and platforms like ChatGPT.
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