GEO — how to appear in ChatGPT, Perplexity & Claude.

How GEO differs from SEO

Classic SEO fights for a click from Google results. GEO fights for a citation in an AI answer. The user doesn't click — they read the answer and trust the model. The winner is whoever the model picks as a source.

How LLMs pick who to cite

Based on analysis of 12,000 answers from ChatGPT, Perplexity, and Claude (FETCHER Research Q1 2026), 7 repeatable signals stand out:

1. Clear authorship — article has a specific author with name and bio
2. Quotable sentences — concrete facts, numbers, dates
3. Structured data — Schema.org (Article, FAQPage, HowTo) boosts citation chance 3×
4. Freshness — articles under 6 months old are preferred for time-sensitive queries
5. Expertise — LLMs recognize authors appearing across multiple reputable sources
6. Technical availability — site renders without JS (LLM crawlers often skip JS)
7. llms.txt — a root-level file telling LLMs how to treat your content

Concrete GEO tactics

1. Write in "question → answer" format

LLMs love Q&A structure. Use H2/H3 as questions, answer in the first paragraph, then expand. Boosts direct citation chance up to 5×.

2. Add llms.txt

Markdown file at root (`/llms.txt`) tells LLMs which content matters:

# FETCHER Solutions

> Tech agency from Poland specializing in AI automation, websites, Shopify stores.

## Key pages

- [Services](https://fetchersolutions.pl/en/#services)
- [Pricing](https://fetchersolutions.pl/en/#pricing)

## Expert articles

- [Automation 2026](https://fetchersolutions.pl/en/blog/business-process-automation-2026.html)
- [GEO Guide](https://fetchersolutions.pl/en/blog/geo-optimization-chatgpt-perplexity.html)

3. Schema.org — maximum types

• Article + author + datePublished on blogs
• FAQPage for Q&A
• HowTo for step-by-step
• LocalBusiness for local
• Organization site-wide
• Product + Review for e-commerce

4. Build author authority

Every article should have author name (not "Admin"), link to bio/LinkedIn, Schema `Person` with `sameAs`, consistency — same author writing in 5+ places online.

5. Facts, not opinions

LLMs don't cite opinions ("we think…"). They cite facts ("in 2026 the average Shopify Basic store costs $39/mo"). Convert subjective statements into measurable numbers.

6. Layered content structure

Build topic clusters: one long pillar + 5–10 shorter subtopics, all interlinked. LLMs map your expertise more easily.

7. Render without JavaScript

Perplexity and GPTBot crawlers often don't execute JS in 2026. Use SSR/SSG (Next.js, Astro) or static HTML. Client-rendered SPAs are invisible.

8. Get mentions, not just links

LLMs index brand mentions even without links (unlinked mentions). Getting mentioned in reputable sources (Forbes, TechCrunch, Wired) builds GEO authority even stronger than backlinks.

9. Optimize for "direct answer"

Write the first paragraph as a complete answer to the H1 question. LLMs often cite just the first 2–4 sentences.

10. Monitor GEO

Track citations in LLMs: Perplexity API shows sources, ChatGPT — prompt regularly for your brand/vertical, Google AI Overviews — monitor in Search Console, tools: Profound, Brightedge GEO, HubSpot LLM Tracker.

What NOT to do

• Don't keyword-stuff — LLMs detect and penalize
• Don't mass-generate AI content — duplicate content, no authority
• Don't block LLM bots in robots.txt (unless you know what you're doing)
• Don't drop SEO — GEO adds to, doesn't replace. Classic SEO still drives 70% of traffic

GEO checklist 2026

1. ✅ Add llms.txt at domain root
2. ✅ Review and complete Schema.org on every page
3. ✅ Rewrite H2/H3 as questions
4. ✅ Add author to every article (with Person schema)
5. ✅ Verify site renders without JS (view-source)
6. ✅ Add FAQ with 5+ questions (with FAQPage schema)
7. ✅ Test your brand in ChatGPT / Perplexity — see what they know
8. ✅ Build 3 topic clusters
9. ✅ Get 2 mentions in reputable industry outlets
10. ✅ Monitor citations monthly

Takeaways

GEO won't replace SEO in 2026 — it'll coexist. But companies ignoring AI search will see 30–50% organic traffic drop in 2–3 years. GEO rollout is fast (mostly tidying what you have) and cheaper than a classic SEO campaign. So — start today.