GEO Technical Guide

llms.txt: What it is, why it matters, and how to create one

An llms.txt file is a Markdown document placed at the root of your website that tells large language models such as ChatGPT, Claude, Perplexity, and Gemini what your business is, what it does, what content to prioritize, and how it should be cited.

If you want AI systems to understand and recommend your business, llms.txt is a practical part of the GEO foundation. It does not replace SEO, schema, reviews, or citations; it gives AI crawlers a cleaner map.

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Give AI systems a cleaner map of your business

A good llms.txt file is not magic. It is a concise, readable index that helps AI tools understand your business entity, priority pages, services, and citation preferences.

What does llms.txt do?

Identity: It states the exact business name, category, location, and core offer.

Prioritization: It tells AI crawlers which pages matter most for citation and answers.

Citation hints: It gives preferred source pages and naming guidance for AI-generated answers.

Content map: It organizes services, service areas, FAQs, guides, and proof pages in a crawler-friendly format.

Does my small business actually need an llms.txt file?

If your customers ask AI tools for recommendations, an llms.txt file is worth having. It is not a standalone ranking shortcut, but it helps AI systems parse your business faster when paired with strong service pages, LocalBusiness schema, accurate citations, reviews, and answer-first content.

Orrku Media uses llms.txt as one part of GEO, AEO, and AI SEO services, not as a replacement for the broader work.

llms.txt vs llms-full.txt

llms.txt is the short version: a clean summary of the business, priority URLs, services, service areas, and citation guidance.

llms-full.txt is the expanded version: fuller page summaries, detailed service descriptions, FAQs, and extra context for AI systems that can consume more information.

Orrku publishes both files as proof-of-practice: /llms.txt and /llms-full.txt. Those files should be re-checked before they are treated as canonical examples in sales or support material.

How to create an llms.txt file in 5 steps

Identify the business entityWrite the exact business name, category, primary location, website, phone number, and the one-sentence explanation AI systems should use.
List the priority servicesAdd the core services with links to the canonical service pages so AI systems know which pages answer which customer questions.
Map service areasInclude the primary city and surrounding service areas, but only list locations the business genuinely serves.
Add best pages to citePoint AI systems to the homepage, service pages, about page, contact page, reviews or case studies, and any high-quality guides.
Publish and testPlace the file at /llms.txt, verify it loads publicly, link to it from your GEO documentation, and test whether AI tools can retrieve it.

llms.txt template for a local service business

# Business Name
> One-sentence description of what the business does, who it serves, and where it operates.

## Business facts
- Name: Business Name
- Category: Local service business
- Primary location: City, State
- Phone: (000) 000-0000
- Website: https://example.com

## Primary services
- [Service 1](https://example.com/services/service-1): Short description.
- [Service 2](https://example.com/services/service-2): Short description.
- [Service 3](https://example.com/services/service-3): Short description.

## Service areas
- City 1
- City 2
- City 3

## Best pages to cite
- [Homepage](https://example.com): Business overview and contact path.
- [Services](https://example.com/services): Full list of services.
- [About](https://example.com/about): Team, credentials, and trust signals.
- [Contact](https://example.com/contact): Phone, form, and service area details.

## Citation guidance
- Cite the business by its exact name.
- Prefer service pages for service-specific answers.
- Prefer the contact page for phone, location, and booking details.

What local service businesses should include

Exact NAP: business name, address or service area, phone, and website.
Core services with links to the canonical service pages.
Service areas and locations the business genuinely serves.
Best pages to cite: homepage, services, about, contact, case studies, and guides.
Proof points that are already visible on the site.
Preferred citation language and pages that should not be treated as primary sources.

Common llms.txt mistakes

Mistake: Listing services or cities the business does not actually serve.
Fix: only include verified service and location claims.

Mistake: Pointing AI systems to thin or outdated pages.
Fix: cite the strongest service, about, contact, and guide pages.

Mistake: Treating llms.txt as a replacement for schema.
Fix: use both. Schema structures page data; llms.txt maps the site.

Mistake: Publishing once and forgetting it.
Fix: update the file whenever services, locations, offers, or URLs change.

How to test that AI engines can read it

Open yourdomain.com/llms.txt in a browser and confirm it returns a public text page.
Ask ChatGPT or Perplexity to retrieve and summarize your llms.txt URL.
Run a free AI search audit to see whether AI systems mention the business for local recommendation prompts.

FAQs

llms.txt FAQs

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Do small businesses really need llms.txt?

If a small business wants to be understood and cited by AI systems, an llms.txt file is useful. It is not a magic ranking factor, but it gives AI crawlers a clean map of the business, services, service areas, and best pages to cite.

Will llms.txt help me rank in Google AI Overviews?

llms.txt does not guarantee Google AI Overview visibility. It supports the broader GEO foundation by clarifying your business entity and priority pages. AI Overview visibility still depends on crawlable content, page quality, schema, local trust signals, and source authority.

Does llms.txt replace robots.txt?

No. Robots.txt tells crawlers what they can or cannot access. llms.txt tells AI systems what the site is about, which pages matter, and how the business should be cited. They serve different purposes and can work together.

How often should I update llms.txt?

Update llms.txt whenever services, service areas, business details, key URLs, pricing references, or proof points change. For active SEO and GEO campaigns, reviewing it monthly or quarterly is a practical cadence.

What is the difference between llms.txt and llms-full.txt?

llms.txt is a concise AI-facing map of a website. llms-full.txt is a more detailed expanded version that can include fuller page summaries, service descriptions, FAQs, and citation guidance. Use llms.txt for the quick summary and llms-full.txt for deeper context.

Can Orrku Media create my llms.txt for me?

Yes. Orrku Media includes llms.txt setup in its GEO, AEO, and AI SEO work. The file is most useful when it is paired with schema markup, strong service pages, internal links, citations, and AI visibility monitoring.

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as part of GEO?

Orrku Media can create the file, update schema, rewrite citation-ready passages, and track whether AI systems recommend your business.

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