> For the complete documentation index, see [llms.txt](https://docs.abyssprotocol.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.abyssprotocol.xyz/vaults-and-atokens.md).

# Vaults and aTokens

### Vaults

Vaults allow you to supply liquidity and earn yield from margin traders' borrowing fees.

<figure><img src="/files/AIIXt0N8ysrglGUPFQWA" alt=""><figcaption></figcaption></figure>

#### Available Vaults

| Vault | Supply Cap      | Purpose                     |
| ----- | --------------- | --------------------------- |
| SUI   | 500,000 SUI     | Lend SUI to margin traders  |
| USDC  | 1,000,000 USDC  | Lend USDC to margin traders |
| DEEP  | 20,000,000 DEEP | Lend DEEP to margin traders |
| WAL   | 7,000,000 WAL   | Lend WAL to margin traders  |

#### Depositing to a Vault

1. Navigate to the **Vaults** page
2. Select a vault
3. Click "Deposit"
4. Enter the amount you wish to supply
5. Confirm the transaction

#### Withdrawing from a Vault

1. Navigate to the **Vaults** page
2. Select the vault with your deposit
3. Click "Withdraw"
4. Enter the amount to withdraw
5. Confirm the transaction

#### Earnings

* Interest accumulates in real-time based on borrowing demand
* Higher utilization = higher APY for suppliers
* Earnings are automatically compounded

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