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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> Венета Маринова е българска художничка, специализирана в абстрактна живопис и съвременно изкуство. > Този файл предоставя структуриран преглед на уебсайта, за
Advisorate empowers Indian startups with comprehensive legal, tax, and financial services, streamlining company registration, compliance, and payroll.
"Noble Management LLC specializes in educational consulting, guiding institutions through the accreditation process to ensure compliance and enhance quality."
AceEssay transforms your writing with a free essay humanizer that bypasses AI detectors, ensuring natural, authentic prose for academic success.
ACRCloud offers powerful audio recognition services, enabling seamless identification of music and custom content through its intuitive API and SDK.
Founded to bridge the gap between traditional businesses and digital presence, AcronWeb has become a trusted partner for companies across Cyprus and Greece. ...
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"Across simplifies cross-chain communication, enabling seamless asset transfers and enhancing interoperability across blockchain networks."
"Activepieces empowers businesses with seamless event streaming and customizable integrations, enhancing workflow automation and real-time responsiveness."
> Professional filmmaker, documentarist, and AI creator with 20+ years of experience in visual storytelling. Based in Athens, Greece. Specializing in documentar
Adexon Fire Curtains specializes in manufacturing and installing high-quality fire and smoke curtains, ensuring safety and compliance for your spaces.
AdGate Media connects advertisers with users through targeted offers, enhancing engagement and revenue for publishers with seamless API integrations.
Adly simplifies data management for businesses, offering seamless integration and powerful analytics to drive informed decision-making and growth.
Admira offers an intuitive online management portal, empowering users to efficiently upload, assign, and monitor content with ease.
Adnuntius empowers publishers to seamlessly manage and grow their programmatic and direct revenue through a unified advertising platform.
> Edge Delivery Services for Adobe Experience Manager Sites
"AdPie simplifies mobile advertising integration with its SDK, offering seamless solutions for banner, interstitial, and native ads."
ads.txt Guru is a SaaS platform that simplifies ads.txt file management for website publishers and advertising networks. We provide automated validation, ver...
"AdsBravo is an innovative advertising platform that empowers businesses with impactful pop-up and push notification solutions to enhance user engagement."
AdSights provides comprehensive creative analytics and optimization tools for digital marketers, performance marketers, and advertising professionals. The pl...
"Advanced Fertility Center of Texas offers expert IVF treatments and compassionate care to help you navigate your fertility journey with confidence."
Advin Servers offers reliable VPS solutions with a user-friendly control panel, ensuring seamless setup and robust DDoS protection for your online presence.
"ADX offers advanced ad integration solutions for Android, empowering developers to seamlessly implement diverse ad formats and maximize revenue."
Adyen is a global payment company that enables businesses to accept payments, manage risk, and optimize their financial operations through a unified platform.
Aethir offers a decentralized network for developers to build and deploy scalable applications, featuring advanced staking rewards and a unique token ecosystem.
"Aevo empowers traders with innovative video guides and comprehensive support for mastering perpetual futures and enhancing trading strategies."
A Fair Way Mediation offers affordable divorce mediation services in San Diego and Palm Springs, helping couples achieve peaceful resolutions without court.
Discover afoo.me, where 福强老师 shares insights and knowledge on technology, business, and personal growth through blogs, courses, and a premium knowledge base.
This file contains structured content from After Hours Plumbing Melbourne for language model processing.
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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