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BestUSDC yield Vault

ERC-4626 USDC yield optimizer on Base chain, maximizing returns across ExtraFi, Aave, Seamless, and Moonwell. Efficiently handles deposits, withdrawals, rebalancing, and reward tokens.

BestUSDC yield Vault

Created At

Superhack 2024

Project Description

This project is a user-friendly vault that operates on the Base chain, designed to help users maximize their USDC earnings. The vault can hold up to 5 million USDC and works with multiple lending protocols to find the best interest rates.

Deposit & Withdrawal Process:

  • Deposits: Users deposit USDC into the vault and receive shares representing their portion of the vault's earnings.

  • Withdrawals: To withdraw, users redeem their shares, and the vault calculates and transfers the equivalent USDC back to them while burning the redeemed shares.

Rebalancing Strategy

  • Rebalancer rebalances its funds every 6 hours.
  • It evaluates which pool provides the highest yield and considers the associated rewards.
  • The rebalancer checks the utilization rate of the target pool to ensure a positive impact before moving assets.
  • The vault requires a minimum yield difference of 0.5% between pools to justify rebalancing.

Rewards Management

Earning Rewards

  • The vault collects reward tokens from lending protocols.

Swapping and Reinvestment

  • Reward tokens are swapped into USDC.
  • The converted USDC is reinvested into the highest-yielding protocol to further boost returns.

Security and Standards

  • The vault adheres to the ERC-4626 standard for safe and compatible handling of yield-bearing tokens.

Ideal For

  • This vault is perfect for users who prefer not to engage in active management of their investments.
  • It caters to those who want to enjoy the best yields on USDC without taking on any risk or dealing with the complexities of manual yield optimization.

Current Yield Overview

As of August 2nd, 2024, the interest rates for various lending protocols are:

  • Extrafi USDC Pool: 14.79% (+0.21%) Extrafi Stable USDC Pool: 10.12% (+5.15%)
  • Aave: 4.87%
  • Seamless: 5.80% (+7.20%)
  • Moonwell: 6.0% (+OP)

Based on this data, the vault's Annual Percentage Yield (API) is approximately 15%.

How it's Made

We built this project using the ERC-4626 tokenized vault standard, which ensures secure and efficient handling of yield-bearing tokens. The vault is deployed on the @Base chain, offering fast and cost-effective transactions.

To maximize accessibility, we plan to list the vault on @Superform. This integration allows users to interact with the vault from any blockchain and with any token, enhancing user convenience and expanding our reach.

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