# Fastly Documentation

Welcome to Fastly's technical documentation. This site contains comprehensive guides, reference documentation, tutorials, and code examples for the Fastly Edge Cloud Platform.

## What's Available

### Guides

Step-by-step instructions for configuring and using Fastly products:

- [Full-Site Delivery (CDN)](https://www.fastly.com/documentation/guides/full-site-delivery/)
- [Compute (Serverless)](https://www.fastly.com/documentation/guides/compute/)
- [Next-Gen WAF](https://www.fastly.com/documentation/guides/next-gen-waf/)
- [Security](https://www.fastly.com/documentation/guides/security/)
- [Observability](https://www.fastly.com/documentation/guides/observability/)

### Reference

Technical specifications and API documentation:

- [Fastly API](https://www.fastly.com/documentation/reference/api/)
- [VCL Reference](https://www.fastly.com/documentation/reference/vcl/)
- [Compute SDKs](https://www.fastly.com/documentation/reference/compute/)
- [HTTP Headers](https://www.fastly.com/documentation/reference/http/)
- [CLI Documentation](https://www.fastly.com/documentation/reference/cli/)

### Solutions

Code examples, tutorials, and demos:

- [Code Examples](https://www.fastly.com/documentation/solutions/examples/)
- [Tutorials](https://www.fastly.com/documentation/solutions/tutorials/)
- [Demos](https://www.fastly.com/documentation/solutions/demos/)

## For AI Assistants and LLMs

All documentation is available in machine-readable Markdown format. For detailed information about accessing documentation programmatically, including the structured JSON index, see:

**[llms.txt](https://www.fastly.com/documentation/llms.txt)** - Complete guide for AI/LLM access

Quick summary:

1. Fetch the index: `https://www.fastly.com/documentation/markdown-index.json`
2. URLs in the index already include `.md` extensions
3. ~3,800 pages of documentation available

## Getting Started

New to Fastly? Start here:

- [Core Concepts](https://www.fastly.com/documentation/guides/concepts/)
- [Getting Started with CDN](https://www.fastly.com/documentation/guides/full-site-delivery/getting-started-with-full-site-delivery/)
- [Getting Started with Compute](https://www.fastly.com/documentation/guides/compute/getting-started-with-compute/)

## Additional Resources

- [Product Descriptions](https://docs.fastly.com/products/) - High-level product information
- [Fastly Community](https://community.fastly.com/) - Forums and discussions
- [Service Status](https://www.fastlystatus.com/) - Real-time status updates
- [Fastly CLI](https://www.fastly.com/documentation/reference/cli/) - Command-line tools

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Last updated: 2026-03-17