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

# Arc

> What yield.xyz supports on Arc: Morpho V2 vaults, with gas paid in native USDC.

Arc is an EVM-compatible, EIP-1559 network where gas is paid in USDC rather than a separate native token. yield.xyz supports vault yields on Arc through Morpho V2.

## Network facts

| | |
| - | - |
| Network ID | `arc` (the value used in the API `network` field) |
| API category | `evm` |
| Chain ID | 5042 |
| Gas token | USDC (native, 18 decimals) |

## Available on Arc

| Category | What's available | Coverage |
| - | - | - |
| DeFi | Vaults: Morpho | [DeFi coverage](/documentation/earn/defi/coverage/providers) |

## Integration notes

The native gas token is USDC with 18 decimals. Treat it as the network's native balance for gas estimates.

## Next steps

<CardGroup cols={2}>
  <Card title="Discover yields" icon="magnifying-glass" href="/documentation/earn/core-concepts/discover">
    Filter the yield catalog by `network=arc`.
  </Card>

  <Card title="Actions" icon="arrow-right-arrow-left" href="/documentation/earn/core-concepts/actions">
    The enter, exit, and manage action model.
  </Card>

  <Card title="Networks" icon="network-wired" href="/documentation/earn/networks/index">
    All supported networks.
  </Card>
</CardGroup>


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