Seoglen

By Guven Tuncay · Updated March 2026

ChatGPT SEO: How to Optimise Your Content for AI Search

How to get your business mentioned by ChatGPT, Perplexity, and Google AI Overviews — and how to track whether it is working.

TL;DR

AI search engines like ChatGPT, Perplexity, and Google AI Overviews are changing how people find businesses. Unlike Google's blue links, AI tools synthesise answers from multiple sources — and they don't always cite who they pulled from. This guide covers what “ChatGPT SEO” actually means, how generative engine optimisation (GEO) works, 5 actionable steps to get your content cited by AI, and how to track your visibility. The AI Visibility Audit ($5.99) checks whether AI search engines mention your business right now.

What Is ChatGPT SEO?

ChatGPT SEO is the practice of optimising your content so that AI language models — ChatGPT, Perplexity, Gemini, Claude — reference and cite your website when answering user queries. It is also known as generative engine optimisation (GEO), answer engine optimisation (AEO), or LLM SEO.

This is fundamentally different from traditional Google SEO. With Google, you compete for ranking positions 1 through 10 on a results page. With AI search, there are no positions — you are either cited, paraphrased, or completely absent from the answer. There is no “page two” of ChatGPT.

The shift is already significant: roughly 40% of online searches now involve an AI component, whether that is Google AI Overviews appearing above traditional results, users going directly to ChatGPT search, or researchers using Perplexity instead of Google for commercial queries.

Why businesses care: being mentioned by ChatGPT when a user asks “best [service] in [city]” or “recommend a [product]” carries massive brand authority. It functions as a personal recommendation from an AI assistant that millions of people trust — and it drives measurable referral traffic.

Why ChatGPT SEO Matters Now

1. AI Overviews Are Everywhere

Google AI Overviews now appear on over 30% of search queries. Your content must be structured for AI parsing, not just traditional crawlers. If an AI Overview answers the user's question and cites your competitor instead of you, you lose the click even if you rank position one in the traditional results below.

2. ChatGPT and Perplexity Are Growing Fast

ChatGPT search (with browsing) and Perplexity are growing as alternatives to Google, especially for commercial research queries. Users asking “what CRM should I use” or “best accounting software for small business” increasingly go to AI tools first. If you are not in those answers, you are invisible to a growing segment of buyers.

3. The Zero-Click Trend Favours Cited Sources

The “zero-click” trend means users get answers without visiting websites. This sounds like bad news, but cited sources get disproportionate authority and brand recognition. Being the source ChatGPT references is more valuable than a page-two Google ranking that nobody clicks.

4. Early Movers Have a Window

The GEO and AEO space is still young. Keywords like “chatgpt seo” have a difficulty score of just 17, and “answer engine optimization” sits at 30 — far easier than competing for traditional SEO terms. The businesses that optimise for AI search now will have a structural advantage as adoption grows.

5. B2B Sees the Biggest Impact

B2B and professional services see the biggest impact because decision-makers use AI for research. A procurement manager asking ChatGPT to compare vendors, or a CMO asking Perplexity for agency recommendations, represents high-value commercial intent — and AI citations drive those decisions.

How to Optimise for ChatGPT and AI Search (5 Steps)

1

Structure Content for LLM Parsing

AI models extract information from well-structured text, not images, PDFs behind paywalls, or JavaScript-rendered content. The easier your content is to parse, the more likely it is to be cited.

  • Use clear headings, short paragraphs, and direct factual statements
  • Lists, tables, and FAQ sections are highly citable by LLMs
  • Include specific numbers, dates, and data points — LLMs prefer concrete facts over vague claims
  • Avoid hiding key information inside images, infographics, or interactive widgets

Think of it this way: if a human could scan your page and extract the key facts in 30 seconds, an AI model can too. If your page requires scrolling through marketing fluff to find the substance, AI will pull from a competitor who gets to the point faster.

2

Build Topical Authority in Your Domain

AI models favour sources that demonstrate comprehensive expertise on a topic. A single blog post is rarely enough — you need a topic cluster: pillar page, supporting articles, and FAQ pages that cover a subject from every angle.

Update content regularly. LLMs weight recency, especially for evolving topics. A page last updated in 2023 is less likely to be cited than one updated this quarter.

Use a Keyword Gap Analysis ($4.99) to find topic gaps your competitors cover that you do not. Then use a Content Refresh Analysis ($4.99) to identify which existing pages are losing rankings and need updating.

3

Establish Author and Entity Trust

E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) matters even more for AI citations than for Google rankings. AI models need to identify who is making a claim and whether they are credible.

  • Add author bios with credentials, professional experience, and expertise on every page
  • Use structured data (Organization, Person, LocalBusiness schema) to help AI models identify authoritative entities
  • Include case studies with specific metrics — concrete results are more citable than generic claims
  • Study how competitors present their authority with a Competitor Page Breakdown ($3.99)

A Competitor Page Breakdown ($3.99) shows you exactly how cited competitors present their authority versus how you do — giving you a concrete list of trust signals to add.

4

Optimise for Both Google and AI Simultaneously

Google AI Overviews pull from pages that already rank in traditional search — so Google SEO still matters. Pages with strong technical health (fast, mobile-friendly, properly structured) are more likely to be cited by AI.

  • Run a Technical SEO Audit ($4.99) to fix speed, mobile, and structured data issues
  • Check SERP intent with a SERP Intent Report ($3.99) — if Google shows an AI Overview for your keyword, your content must answer the query directly
  • Add FAQ schema and structured data — these are the hooks AI models grab
  • Ensure your pages are crawlable and not blocked by JavaScript rendering or login walls

For a complete walkthrough on technical foundations, see our Technical SEO Checklist. A Technical SEO Audit ($4.99) and SERP Intent Report ($3.99) will show you exactly what to fix.

5

Track Your AI Visibility and Iterate

You cannot improve what you do not measure. Most businesses have no idea whether ChatGPT, Google AI Overviews, or Perplexity mention them, their competitors, or neither.

  • Run an AI Visibility Audit ($5.99) on your target keywords to get a visibility score (0–100)
  • Compare your visibility against competitors — see who AI is citing instead of you
  • Re-optimise content that is not being cited and retest monthly
  • Track progress over time as you implement the steps above

Seoglen's AI Visibility Audit ($5.99) checks whether Google AI Overviews cite your domain for your target keywords. You see a free preview of your visibility score before paying — so you know whether the full report is worth it.

Real-World Example: Apex Digital Marketing

Here is how ChatGPT SEO works in practice. Meet Apex Digital Marketing — a B2B digital agency in Manchester that was ranking well on Google but losing leads to AI search.

The Problem

Apex ranked page one on Google for “digital marketing agency Manchester” but noticed leads dropping. In sales calls, prospects started saying “ChatGPT recommended [competitor]” — a competitor Apex had never considered a threat. Traditional Google rankings were no longer enough.

Step 1: Measure AI Visibility

An AI Visibility Audit revealed Apex was cited in 0 out of 15 target keyword queries. Their main competitor was cited in 8. The visibility score confirmed what the sales team was hearing: AI search engines were actively recommending the competition.

Step 2: Analyse the Competition

A Competitor Page Breakdown showed the cited competitor had comprehensive service pages with author bios, case studies containing specific metrics, and FAQ sections on every page. Apex had generic “Our Services” pages with no concrete data — nothing for AI to cite.

Step 3: Restructure Content

Apex restructured their content based on the analysis:

  • Added case studies with concrete ROI metrics (“increased organic traffic 312% in 6 months”)
  • Added author bios with industry credentials and years of experience
  • Added FAQ schema to every service page
  • Replaced vague marketing copy with specific, data-backed claims

Result: AI Visibility score went from 0 to 42 within 12 weeks. ChatGPT began citing their case studies in answers about digital marketing agencies. Three new enterprise leads were directly attributed to “AI recommended you.” Total cost: under $20 in Seoglen reports.

ChatGPT SEO vs Traditional Google SEO

ChatGPT SEO and Google SEO are complementary, not competing. Here are the key differences:

Ranking

Google gives you a position (1–10 on a SERP). AI search is binary: you are either mentioned or you are not. There is no “ranking third in ChatGPT.”

Content Format

Google rewards keyword-optimised pages. AI rewards citation-worthy factual content — specific data, clear structure, and authoritative claims that can be extracted and quoted.

Trust Signals

Google relies heavily on backlinks and domain authority. AI relies on entity recognition, author expertise, and factual accuracy. A page with no backlinks but excellent structured data and author credentials can still be cited by AI.

Measurement

Google gives you rankings, impressions, and clicks in Search Console. AI visibility requires checking whether models mention you — which is what an AI Visibility Audit does.

Speed of Impact

Google rankings shift over months. AI citations can change with each model update or recrawl. Structural improvements can show results in 4–8 weeks.

The Overlap

Pages that rank well on Google are more likely to be cited by AI. The two strategies reinforce each other. Do not abandon Google SEO to chase AI mentions — build both. For a broader view of AI SEO tools available, see our comparison guide.

Common ChatGPT SEO Mistakes

  • Treating ChatGPT SEO as separate from Google SEO — they’re complementary. Pages that rank on Google are more likely to be cited by AI. Ignoring traditional SEO fundamentals while chasing AI mentions is a mistake.
  • Writing vague, marketing-heavy content — AI models extract factual statements, not superlatives. “We’re the best agency in town” is never cited. “We increased client organic traffic by 312% in 6 months” gets cited.
  • Hiding content behind logins or paywalls — LLMs can only cite content they can access. Gated whitepapers, login-required case studies, and JavaScript-only rendering make your content invisible to AI crawlers.
  • Ignoring structured data — FAQ schema, Organization schema, and author markup are the hooks that help AI models identify and cite your content. Without them, you are harder to parse.
  • Not tracking AI visibility — you cannot optimise what you do not measure. Most businesses have no idea whether AI search engines mention them, their competitors, or neither. Check before you optimise.

If you run a small business and want broader SEO context alongside AI optimisation, our SEO for small business guide covers the full picture. SaaS companies should also check our SEO for SaaS guide, which includes a dedicated AI search section.

Frequently Asked Questions

What is generative engine optimisation (GEO)?
GEO is the practice of optimising your content to be cited by AI-powered search engines like ChatGPT, Perplexity, and Google AI Overviews. Unlike traditional SEO which targets ranking positions, GEO focuses on making your content citable — structured, factual, and authoritative enough for AI models to reference when answering user queries.
Does ChatGPT SEO replace Google SEO?
No. ChatGPT and Google AI Overviews primarily cite content that already ranks well on Google. Traditional SEO (keyword research, technical health, backlinks) is still the foundation. ChatGPT SEO is an additional layer — structuring your already-ranking content to be citation-worthy for AI models.
How does ChatGPT decide what to cite?
ChatGPT selects sources based on topical authority, content recency, factual specificity, and entity recognition. Pages with clear author expertise, concrete data points, well-structured headings, and FAQ sections are more likely to be cited. The exact algorithm is not public, but these patterns are consistent across studies.
Can I optimise for Perplexity and Claude too?
Yes, the same principles apply across all LLM-based search engines. They all favour well-structured, factual, authoritative content. Perplexity is more transparent about its citations (it always shows sources), making it useful for testing whether your content is being picked up. The optimisation techniques in this guide work for all AI search engines.
How do I check if ChatGPT mentions my business?
You can manually ask ChatGPT about your industry and see if it mentions you, but this is unreliable and time-consuming. Seoglen’s AI Visibility Audit ($5.99) systematically checks whether Google AI Overviews cite your domain for your target keywords and gives you a visibility score out of 100.
How long does it take to appear in AI search results?
It varies significantly. Google AI Overviews update as Google recrawls your pages (weeks to months). ChatGPT’s training data is periodically updated, and its browsing feature accesses live content. Structural improvements (adding author bios, FAQ schema, concrete data) can improve AI Overviews citations within 4–8 weeks of being indexed.
Is ChatGPT SEO worth it for small businesses?
Yes, especially for local and professional services. When someone asks ChatGPT “best plumber in [city]” or “recommend a digital marketing agency”, being mentioned is enormously valuable — it’s essentially a personal recommendation from an AI assistant that millions of people trust. The barrier to entry is low right now because few small businesses are optimising for AI.

Sources & Further Reading

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