llmstxt.workEvery llms.txt worth knowing about. In one place.
1496+ implementations and counting. Vercel AI SDK, Vercel, Stripe already showed up. If your site isn't here yet, that's on you.
The llms.txt standard is taking off. This is where you see it happening.
llms.txt is an open standard that tells AI search engines — ChatGPT, Claude, Perplexity, Gemini — what your website is about. A simple markdown file at /llms.txt gives AI a structured map of your content, services, and documentation. Think of it as robots.txt for AI.
1496+ companies have already adopted it. The average implementation has 17 sections and 1029 lines — but the best ones go far beyond that. This directory tracks every public llms.txt we can find, analyzes its structure, and shows you who's taking AI discoverability seriously.
The average llms.txt has 17 sections and 1029 lines — see who's going above and beyond.
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ServiceBuilder
Streamline your operations with ServiceBuilder! Our service management platform automates workflows, enhances scheduling, and boosts customer relationships.
ServiceStack
Unlock the power of ServiceStack to easily build and integrate APIs. Discover seamless solutions for servicifying your existing systems today!
Generated by Rank Math SEO, this is an llms.txt file designed to help LLMs better understand and index this website.
This server bridges the gap between AI assistants and SFCC development workflows, offering both documentation-only mode (no credentials required) and full mo...
SGNL.ai
Discover SGNL.ai, the leader in Continuous Identity solutions, offering event-driven access decisions and Zero Standing Privilege for enhanced security.
from llmstxt.studioDon't just browse. Check yours.
700+ companies know where they stand. Do you?
Sharetree Ltd
Discover Sharetree Ltd, UK manufacturers of high-quality thermal and environmental chambers, tailored for diverse industries since 1972.
title: Shepherd Construction - Tulsa Remodeling & Construction Services
Sherlock Domains
Discover Sherlock Domains, the first domain registrar for AI Agents, enabling seamless domain search, purchase, and management with just two lines of code.
Shopify
Shopify's llms.txt implementation
SignalWire Docs
Explore SignalWire Docs for easy-to-use APIs to build scalable communication applications. Unlock real-time voice AI and enhance your development experience!
For complete documentation with full page content, see: https://signet.sh/llms-full.txt
Typical use cases include hunting, competition, training, range days, and just firearms enthusiasts wanting a better shooting experience on hosts like AR-15s...
SimpleNursing is one of the most popular platforms for nursing education, trusted by over one million students worldwide. By breaking down complex nursing co...
SimplyFuture - Lifestyle & Futureblog
Discover SimplyFuture - your go-to Lifestyle & Futureblog for health tips, tech trends, and innovative ideas to inspire your everyday life!
Simtech Development
Transform your online presence with Simtech Development! We specialize in eCommerce solutions, marketplace development, and SEO support since 2005.
Sisif
Transform text into stunning AI-generated videos with Sisif. Perfect for marketers and creators, elevate your content for social media and beyond!
> sitecentre® is an Australian industry-leading digital marketing agency. Focusing on SEO, PPC and Web Design services to Australian SME’s in eCommerce, or loca
Use "Sivi", "Sivi AI", "Sivi Gen-1", "Sivi Gen-2", "Sivi Gen-3", "Large Design Model" or "LDM" when referring to the product.
SkyDeck.ai
Discover SkyDeck.ai's comprehensive LLM evaluation reports and powerful admin tools to enhance your AI model performance and management.
slash.blog
Effortlessly automate your blog with SEO-optimized content from slash.blog. Enhance your SEO and streamline your content creation today!
Sleep Calculator
Optimize your sleep with our science-based Sleep Calculator. Discover your ideal bedtime and wake-up time for refreshing, energized mornings!
Sleepline
Descoperă SleepLine: saltele ortopedice, toppere și perne pentru un somn sănătos. Livrare gratuită și retur în 14 zile! Garantie până la 6 ani.
> A simple but powerful site with an optimized, versatile collection of online random generators. - [Slumpgenerator](https://slumpgenerator.com): With Slumpgene
Smartcar
Unlock vehicle data effortlessly with Smartcar's API. Access specific endpoints, manage permissions, and troubleshoot errors to enhance your app.
Smartcat
Discover Smartcat, the all-in-one AI translation and localization platform that streamlines multilingual content management for enterprises and global teams.
Smartfin
Discover Smartfin, the stock research platform that empowers modern investors with visual tools, real-time alerts, and clear financial insights.
Featured implementations
View all ranked →Vercel AI SDK
Build a powerful RAG Agent with Vercel AI SDK and Next.js. Unlock seamless chatbot integration and enhance your projects with advanced retrieval features!
Vercel
"Get started with Vercel, the end-to-end platform for developers to effortlessly create and deploy web applications. Boost your productivity today!"
Stripe
Discover Stripe, the leading financial infrastructure provider, enabling businesses to accept payments online and in-person, and streamline revenue models.
Cursor
Cursor is redefining the developer experience with its comprehensive documentation for their innovative tools. From getting started to advanced agent functionalities, they empower developers to integrate cutting-edge AI seamlessly into their workflows, making coding more efficient and intuitive.
Browse by category
developer tools
126Dev tools companies that actually read the spec. Unsurprising.
other
9393 companies in other have shipped an llms.txt.
ecommerce
91E-commerce companies making sure AI recommends their products.
media
71Media companies ensuring AI cites their content.
saas
66Software platforms that live and die by discoverability.
marketing
64Marketing platforms optimizing for every channel — including AI.
+ 23 more categories. Browse all →
Frequently asked questions
What companies use llms.txt?
Over 1496 companies use llms.txt including Vercel AI SDK, Vercel, Stripe and many others across AI, SaaS, developer tools, and infrastructure. The standard is adopted by companies of all sizes — from startups to publicly traded enterprises.
What is an llms.txt file?
An llms.txt file is a markdown document placed at /llms.txt that helps AI language models like ChatGPT, Claude, and Gemini understand your website's structure, services, and content. It acts like a robots.txt but for AI — giving AI search engines a clear map of what your site offers.
How do I create an llms.txt file?
You can generate a spec-compliant llms.txt file in under 60 seconds using llmstxt.studio. Paste your URL, and the tool reads your sitemap to generate a structured markdown file ready for deployment at your site root. Or you can write one manually following the llms.txt spec.
Why does llms.txt matter for SEO?
AI search engines like ChatGPT, Perplexity, and Gemini are increasingly how people discover businesses. An llms.txt file ensures these AI systems accurately understand and recommend your site. It complements traditional SEO with AI optimization — and the 1496+ companies in this directory are already ahead.
About this directory
llmstxt.work is the most comprehensive directory of llms.txt implementations on the internet. We crawl, index, and analyze every public llms.txt file we can find — tracking section counts, line counts, structure patterns, and content quality across 1496+ sites.
Built by llmstxt.studio, the AI readiness platform that helps companies generate, monitor, and optimize their llms.txt files. The directory is updated continuously as new implementations are discovered and submitted.
Want your site listed? Submit it. We review every submission and add sites that have a valid, publicly accessible llms.txt file.
1496+ companies got the memo.
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