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McVault

Our cross-chain vault optimize user yields by bridging assets to protocols across multiple chains with the highest APY. Users interact from a single chain, while the vault manages fund allocation and converts SuperFest rewards into additional yield, ensuring maximum profit

McVault

Created At

Superhack 2024

Winner of

Superform - Best ERC-4626 vault implementation 3rd place

Project Description

This ERC-4626 vault strategy on the Base chain allows users to deposit WETH, which is converted to ezETH on the Renzo Protocol. The ezETH is then used on the MorphoBlue platform to borrow USDC at a cumulative APY of -46%, effectively yielding 46% for borrowing. The USDC is bridged to the Optimism chain via CCIP and deposited into Silo Finance, earning a combined APY of 13.3%. Upon maturity, the vault smart contract swaps earned OP rewards for USDC and bridges it back to the Base chain, where it repays the MorphoBlue loan, reclaims ezETH, and swaps it back to WETH, delivering it back to the user with an estimated total APY of ~59%.

How it's Made

We have used Solidity and Foundry for writing and testing the smart contract. Foundry played a significant role in easing development with robust testing. We have integrated Renzo, Morpho, and Silo Finance into our vault to generate maximum yield cross-chain. We used CCIP to transfer funds from one chain to another.

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