> For the complete documentation index, see [llms.txt](https://docs.markr.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.markr.io/markr-go/testnet/phase-1/supported-networks.md).

# Supported Networks

In Testnet Phase 1, supported networks are as follows:

<table><thead><tr><th>Network</th><th data-type="checkbox">Supported</th></tr></thead><tbody><tr><td>Avalanche C-Chain</td><td>true</td></tr><tr><td>Arbitrum</td><td>false</td></tr><tr><td>Ethereum</td><td>false</td></tr></tbody></table>