# Page Not Found

The URL `building-on-matchain/using-testnet` does not exist.

You might be looking for one of these pages:
- [Using Mainnet](https://docs.matchain.io/getting-started/using-mainnet.md)
- [Using DApps](https://docs.matchain.io/getting-started/using-dapps.md)
- [Bridges](https://docs.matchain.io/utilities/bridges.md)
- [Technical Architecture](https://docs.matchain.io/getting-started/technical-architecture.md)
- [Running Matchain Node](https://docs.matchain.io/development/running-matchain-node.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/getting-started/using-mainnet.md`)
- Use `Accept: text/markdown` header for content negotiation