> ## Documentation Index
> Fetch the complete documentation index at: https://goldrush.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Arc Testnet Now Supported

*Published December 4, 2025*

![Arc Testnet Now Supported](https://www.datocms-assets.com/86369/1764883890-chain-integration-arc.jpg)

Arc Testnet is now indexed and available via the GoldRush Foundational API. Here is the chain details for the supported network:

| Chain       | Chain Name  | Chain ID |
| ----------- | ----------- | -------- |
| Arc Testnet | arc-testnet | 5042002  |

Arc Testnet is classified as a 'Frontier Chain' meaning comprehensive support for core structured data, including token balances, complete transaction histories and decoded event logs.

[Learn more](https://goldrush.dev/docs/chains/arc)