# Page Not Found

The URL `vdex/what-is-vdex` does not exist.

You might be looking for one of these pages:
- [About Virtual Labs](https://docs.virtuallabs.network/overview/about-virtual-labs.md)
- [Vision](https://docs.virtuallabs.network/overview/vision.md)
- [ZK State Channels](https://docs.virtuallabs.network/virtual-rollups/zk-state-channels.md)
- [ZK State Channel vs. State Channel](https://docs.virtuallabs.network/virtual-rollups/zk-state-channel-vs.-state-channel.md)
- [Background](https://docs.virtuallabs.network/overview/background.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.virtuallabs.network/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.virtuallabs.network/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/overview/about-virtual-labs.md`)
- Use `Accept: text/markdown` header for content negotiation