LLMs.txt Lab
Example & Evidence Hub

Real-World llms.txt Examples & Templates

Ready-to-use structural templates for 12 site categories, paired with live-verified real-world implementations from major developer and AI platforms.

Structural Patterns

Customizable Templates by Website Category

Need to create a new file? Select your website type below to inspect recommended section structures, sample Markdown snippets, and curation guidance.

Software Documentation A complete llms.txt example for an open-source library, framework, SDK, or software product containing installation guides, technical documentation, API references, examples, and release information. API Documentation Use this example for an API portal containing authentication, endpoint references, SDKs, errors, and usage limits. SaaS Website A complete llms.txt example for a SaaS platform containing onboarding instructions, product documentation, features, integrations, workspace management, billing, security, support, and release information. E-commerce Store A complete llms.txt example for an e-commerce store containing product categories, buying guides, ordering and payment information, shipping, returns, warranties, account management, support, and store policies. Business Website A complete llms.txt example for a business website containing company information, services, industries, case studies, resources, support options, policies, and secondary company content. Local Business A complete llms.txt example for a local business containing operating hours, service areas, services, appointment information, payment details, warranties, contact options, and secondary resources. Basic Website A simple llms.txt example for a small website containing its main pages, essential guides, support information, policies, and selected optional resources. Blog or Publication A complete llms.txt example for a blog or online publication containing topic hubs, essential guides, author information, editorial standards, reader resources, and selected optional content. Portfolio or CV A complete llms.txt example for a professional portfolio or CV website containing profile information, work experience, selected projects, education, skills, publications, and contact resources. Educational Website A complete llms.txt example for a school, college, university, or learning platform containing programs, courses, admissions, departments, learning resources, research, student information, and academic policies. Government Website A complete llms.txt example for a government website containing public services, applications, forms, payments, laws, notices, open data, publications, accessibility information, and citizen support. Nonprofit Website A complete llms.txt example for a nonprofit website containing mission information, programs, impact reports, donation and volunteer options, governance, financial transparency, policies, and secondary resources.
Live Verified Data Last Audited: 2026-09-07

Verified Real-World Implementations Directory

Rather than relying on outdated blog lists, every entry in this directory is directly tested live by LLMs.txt Lab. Below are actual observed llms.txt deployments across prominent AI labs, developer platforms, and cloud services.

Neutral Research Disclosure: The presence of a publicly accessible llms.txt file confirms that a live endpoint was observed at the recorded crawl date. Inclusion in this directory does not constitute or imply official partnership, endorsement, or recommendation of LLMs.txt Lab by these organizations.
Methodology Note: Measurements are point-in-time observations made using the LLMs.txt Lab research User-Agent. Public files may change after the recorded check time.
Anthropic • Anthropic Developer Documentation
https://platform.claude.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 Anthropic Developer Documentation
Sections / Links 3 H2s • 700 links
Payload Weight 71.8 KB
## Optional Section None

Canonical 301/308 redirect chain resolving to platform.claude.com/llms.txt. Provides structured index of SDKs, API references, and model guides.

OpenAI • OpenAI Developers
https://developers.openai.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 OpenAI Developers
Sections / Links 4 H2s • 38 links
Payload Weight 5.7 KB
## Optional Section None

Subdomain root index covering API guides, prompt engineering documentation, and reference libraries.

Answer.AI / FastHTML • FastHTML Documentation
https://fastht.ml/docs/llms.txt
HTTP 200 OK Path-Scoped (/docs/llms.txt) Checked: 2026-09-07T08:25:00Z
Observed H1 FastHTML
Sections / Links 4 H2s • 21 links
Payload Weight 4.7 KB
## Optional Section Observed (Present)

Reference Answer.AI ecosystem documentation. Path-scoped index (/docs/) with designated Optional section.

Google • Gemini API Documentation
https://ai.google.dev/gemini-api/docs/llms.txt
HTTP 200 OK Path-Scoped (/gemini-api/docs/llms.txt) Checked: 2026-09-07T08:25:00Z
Observed H1 Gemini API
Sections / Links 1 H2s • 197 links
Payload Weight 31.8 KB
## Optional Section None

Path-scoped Gemini API developer documentation index organizing quickstarts, SDK guides, and model parameter specifications.

Mintlify • Mintlify Platform
https://www.mintlify.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 Mintlify
Sections / Links 8 H2s • 38 links
Payload Weight 5.6 KB
## Optional Section Observed (Present)

Automated documentation platform root implementation with dedicated Optional section for auxiliary tooling.

Supabase • Supabase Documentation
https://supabase.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 Supabase Docs
Sections / Links 2 H2s • 31 links
Payload Weight 2.3 KB
## Optional Section None

Lightweight, curated documentation index linking to database, authentication, and edge functions guides.

Modal • Modal Cloud Documentation
https://modal.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 Modal Documentation
Sections / Links 3 H2s • 308 links
Payload Weight 24.7 KB
## Optional Section None

Comprehensive reference resource detailing serverless Python cloud execution and GPU container infrastructure.

Vercel • Vercel Platform
https://vercel.com/llms.txt
HTTP 200 OK Root Endpoint Checked: 2026-09-07T08:25:00Z
Observed H1 Vercel
Sections / Links 8 H2s • 18 links
Payload Weight 3.4 KB
## Optional Section Observed (Present)

Frontend cloud deployment platform featuring curated navigation sections and conventional Optional links.

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