agentleFS

llms.txt examples

How real projects summarise themselves for language models.

Worked for most · soon
Cloudflarellms.txt

chanfana

cloudflare/chanfana/llms.txt

OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router, and Cloudflare Workers. Chanfana automatically generates OpenAPI specs from Zod v4 schemas, validates requests, and provides auto CRUD endpoints with built-in D1 database support. This package includes source code and documentation to help AI tools understand the library:

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Cloudflarellms.txt

polystella

cloudflare/polystella/llms.txt

AI-driven content localization for Astro: build-time translation of Markdown/MDX/TOML/JSON/YAML into additional locales, cached in Cloudflare R2, with locale-prefixed routing. PolyStella is an Astro integration plus three published packages (core, EmDash, and Astro). Translations happen at build time, are content-addressed (source bytes + glossary + model), cached in R2, and rendered as static bytes — no runtime AI calls. The Astro package includes the integration and a polystella CLI with verb-style subcommands (translate, check-ui, sync-ui, translate-ui). Direct flow: source/record -> adapter…

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CLAUDE.md vs AGENTS.md

About llms.txt

What is llms.txt?

A markdown file at a website's root that gives language models a short guide to the site and links to the pages worth reading.

What's llms-full.txt?

The same idea with the content included, so an agent can read the documentation in one request.

Who reads it?

Agents and tools that fetch documentation on someone's behalf. It's a proposal, not a standard, and support varies.

How do I write one?

Start with a one-line summary, then sections of links with a sentence each. The examples here show what real projects do.