> For the complete documentation index, see [llms.txt](https://xr-one.gitbook.io/xr/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xr-one.gitbook.io/xr/technology/xr-one.md).

# XR One

| Property          | Config            |
| ----------------- | ----------------- |
| Blockchain Name   | XR One            |
| Short Name        | xr1               |
| Chain ID          | 273               |
| Token Name        | XR                |
| Token Symbol      | $XR               |
| Data Availability | Arbitrum AnyTrust |
| L2                | Arbitrum One      |
| L1                | Ethereum          |

XR One is not currently live. However, our XR Sepolia testnet is. Learn more [here](/xr/connect/xr-sepolia-testnet/add-xr-sepolia-to-wallet.md).