llms.txt – AI SEO & Search Engine Optimization Directory

We've curated 1,300+ websites using llms.txt to improve AI-driven search and SEO optimization. By implementing llms.txt, site owners save time on content generation, gain more organic traffic and strengthen their AI SEO strategy. Whether you're focused on keyword research, link building or optimizing content for search engine optimization our directory helps you stay ahead.

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1501 results

AI Scribbles

AI Scribbles is a free AI-generated stock image site, all created and curated manually by us before publishing.

/llms.txt

376 tokens

Websites

Kanban Pizza

Game: Master Agile and Kanban through virtual pizza-making. Collaborate online and streamline your workflow—fun for teams!

/llms.txt

929 tokens

Websites

Wheelhouse DMG

Wheelhouse DMG is a performance-driven digital marketing agency elevating privacy-first brands with HIPAA-compliant data solutions.

/llms.txt

3,764 tokens

Websites

Parseable

Fast Observability on S3

/llms.txt

15,906 tokens

/llms-full.txt

15,887 tokens

Developer Tools

pgflow

A workflow engine for Postgres using Supabase queues and background tasks to process jobs in parallel. Simple and built for a great developer experience.

/llms.txt

149 tokens

/llms-full.txt

6,806 tokens

Developer Tools

stingrayvilla.com

Stingray Villa provides 4 luxurious Airbnbs that offer the ideal Caribbean getaway with all the amenities. Enjoy egyptian linens, organic coffee, and more.

/llms.txt

7,051 tokens

Websites

etf.capital

Die besten ETFs, Aktien & Sparpläne für langfristige Investitionen. Fonds finden und vergleichen. ETF-Sparplan-Vergleich und Sparplan-Rechner kostenlos!

/llms.txt

2,221 tokens

Finance & Banking

miarecki.eu

Welcome to my personal website where I write about my projects and other things.

/llms.txt

1,218 tokens

/llms-full.txt

31,472 tokens

Websites

Herd

Automate tasks, extract data, create AI web tools, and manage MCP servers in your browser or across millions of them. Secure, private, and scalable.

/llms.txt

17,893 tokens

/llms-full.txt

75,197 tokens

AI & Machine Learning

Cosmic

Cosmic is a Headless CMS that empowers you to create, edit, & manage content across limitless websites & applications, from one convenient interface.

/llms.txt

1,632 tokens

Developer Tools

SourceForge

SourceForge is the complete software discovery platform. SourceForge is the largest B2B software review and comparison site in the world, and features the largest business software directory, as well as free & fast open source software downloads and development.

/llms.txt

56,543 tokens

Websites

PydanticAI

Agent Framework / shim to use Pydantic with LLMs

/llms.txt

695 tokens

/llms-full.txt

77,621 tokens

Developer Tools

Ri Xu Online

Ri Xu Online -- Weaving dreams · Achievements of the future

/llms.txt

49,381 tokens

/llms-full.txt

360,712 tokens

Developer Tools

Overstarry Site

overstarry site

/llms.txt

3,730 tokens

/llms-full.txt

176,791 tokens

Websites

Nuxt

Create high-quality web applications with Nuxt, the open source framework that makes full-stack development with Vue.js intuitive.

/llms.txt

10,945 tokens

/llms-full.txt

322,018 tokens

Developer Tools

Base

Base is a secure, low-cost, builder-friendly Ethereum L2 built to bring the next billion users onchain.

/llms.txt

0 tokens

/llms-full.txt

110,827 tokens

Finance & Banking

TensorZero

TensorZero creates a feedback loop for optimizing LLM applications — turning production data into smarter, faster, and cheaper models.

/llms.txt

106 tokens

/llms-full.txt

127,856 tokens

AI & Machine Learning

Mondo Robot

Mondo Robot is a digital product design & innovation agency. We create meaningful native apps, websites and experiences by focusing on what matters most, people.

/llms.txt

642 tokens

/llms-full.txt

16,810 tokens

Websites

amema

Experience holistic bodywork through a unique combination of transformative breathwork, mindful Qigong and deeply relaxing massages.

/llms.txt

3,331 tokens

Websites

Inngest

Inngest's durable functions replace queues, state management, and scheduling to enable any developer to write reliable, multi-step code faster without touching infrastructure.

/llms.txt

3,674 tokens

/llms-full.txt

235,850 tokens

Developer Tools

Dubrink

Dubrink is an all-in-one CBAM compliance platform for the entire CBAM supply chain.

/llms.txt

140,028 tokens

Websites

Goldsky

Index subgraphs and transform on-chain data. Query with GraphQL, SQL, and more.

/llms.txt

5,599 tokens

/llms-full.txt

407,409 tokens

Finance & Banking

Lacreme.ai

Découvrez les meilleurs outils d'intelligence artificielle sur Lacreme.ai. Comparez les prix, avis et les fonctionnalités des dernières IA.

/llms.txt

41,390 tokens

AI & Machine Learning

Blacknet

Zero-Knowledge Finance Application Platform

/llms.txt

401 tokens

Finance & Banking

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AI SEO and llms.txt: Why This Matters Right Now

If you've been working in SEO or digital marketing for a while, you've probably noticed how quickly things are shifting. Google updates used to be the big worry. Now? It's AI search engines like Perplexity or even when someone asks ChatGPT about your brand. More and more people are asking AI instead of Googling — especially for anything research-heavy.

The tricky part is that these systems don't crawl the web like Google does. They need a little help. That's where llms.txt comes in — it's a simple file that tells AI systems what your site is about and how they can use it.

Why Add Another File?

I'll be honest: the first time I heard about llms.txt, I thought, “Great, another SEO thing to keep track of.” But after digging in, it started making sense.

Perplexity AI pulls answers directly from sources. If your site has an llms.txt file, you have a better shot at being one of those sources.
Developers I know have tested it with Anthropic's Claude and noticed the model "respects" those signals more than raw scraping.
A mid-sized SaaS company we checked saw a 15% bump in organic traffic from AI search mentions after adding llms.txt.

It's not magic, and it won't replace your usual SEO strategy like link building or keyword research. But it fills a gap that old tools like robots.txt just weren't built for. Plus, it helps AI systems find and cite your content instead of ignoring it.

How It Fits Into Real SEO Workflows

If you're already managing Google Search Console, publishing content, or optimizing pages, adding llms.txt is a low-lift task.

Think of it like this:
SEO optimization → tells Google what to index.
llms.txt optimization → tells AI what’s safe and useful to learn from.

The nice thing is, it also saves time. Instead of answering the same “Can AI use my site?” question in endless ways, you set the rules once.

A Quick Tangent on Content Creation

One interesting side effect: I’ve seen writers and creators start using their own llms.txt files almost like a portfolio. Instead of just hoping AI systems cite them, they’re structuring their best content to be “AI-ready.”

It reminds me a bit of when sitemaps first started gaining traction — at first, only the technical folks cared. Then marketers realized it gave them more control. I think llms.txt is on that same path.

Getting Started Without Overthinking It

Create a plain text file named llms.txt.
Add a few clear lines about what AI can or can’t use.
Upload it to your site’s root directory (just like robots.txt).

That’s it. No special tool required — though there are free generators if you’d rather not hand-write it.

Will it solve every AI SEO challenge? Probably not. But it’s one of those small, forward-looking moves that could pay off, especially as AI-driven search keeps growing.

Next Step

If you already have llms.txt set up, consider submitting your site to our directory. And if not, maybe block 15 minutes this week to try it out. Worst case, you’ll learn something new. Best case, you’ll get your content positioned for the future of search engine optimization.

Frequently Asked Questions About llms.txt

What is llms.txt?

llms.txt is a plain text file placed in a website's root directory that provides structured information to AI language models about how to use and cite the site's content. Similar to robots.txt for web crawlers, llms.txt is specifically designed for AI systems like ChatGPT, Perplexity, Claude, and Gemini.

How do I create an llms.txt file?

Create a plain text file named llms.txt in your website's root directory (accessible at yoursite.com/llms.txt). Include a clear description of your site, main content areas, AI usage guidelines, and contact information. Keep it under 2,000 tokens for the standard file, and use llms-full.txt for comprehensive documentation.

Does llms.txt improve SEO?

Yes. llms.txt improves AI SEO (also called GEO — Generative Engine Optimization) by helping AI search engines like Perplexity, ChatGPT Search, and Google AI Overviews understand and cite your content. Sites with llms.txt implementations have reported up to 15% increases in organic traffic from AI-driven search.

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

llms.txt is a concise overview of your site (recommended under 2,000 tokens) covering essential information. llms-full.txt is an optional extended version with comprehensive documentation, detailed API specs, and extensive content. Think of llms.txt as an executive summary and llms-full.txt as the full report.

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