# Vaults

## Loan Vaults

Each Loan Vault is a unique smart-contract based on the ERC-4626 standard that has specific parameters, including: 

* Loan Type (e.g. open-ended or fixed term)
* Eligible Collateral
* ERC-20 Vault Token
* Liquidity Asset (e.g. USDC, EURC)
* Interest Rate
* Exchange Rate
* [Exchange Rate Method](https://docs.opentrade.io/stablecoin-yield/product-overview/exchange-rates)
* Cut-Off Times 
* Processing Times 
* Fees
* User permissions

For a list of active loan vaults and more information, see [here](https://docs.opentrade.io/stablecoin-yield/stablecoin-yield-vaults).