The most gas optimized ERC-4337 account - written in Huff
Note
These contracts are unaudited and are not recommended for use in production.
The main usage of these contracts is to benchmark other ERC-4337 accounts against the lowest possible gas cost for an account.
| Creation | Native transfer | ERC20 transfer | Total | |
|---|---|---|---|---|
| MinimalAccount | 222902 | 93254 | 81883 | 398039 |
| SimpleAccount | 410061 | 97690 | 86754 | 594505 |
| Biconomy | 296892 | 100780 | 89577 | 487249 |
| Etherspot | 305769 | 100091 | 89172 | 495032 |
| Kernel v2.0 | 366662 | 106800 | 95877 | 569339 |
| Kernel v2.1 | 291413 | 103240 | 92289 | 486942 |
| Kernel v2.1-lite | 256965 | 97331 | 86121 | 440417 |
Gas difference between MinimalAccount and cheapest account in each category:
| Creation | Native transfer | ERC20 transfer | Total | |
|---|---|---|---|---|
| MA cheaper by | 34063 | 4077 | 4238 | 42378 |
Calculations are based on ZeroDev's AA Benchmark
- Clone this repo
git clone https://github.com/kopy-kat/MinimalAccount.git
cd MinimalAccount
- Install dependencies
Once you've cloned and entered into your repository, you need to install the necessary dependencies. In order to do so, simply run:
forge install- Build & Test
To build and test your contracts, you can run:
forge build
forge testFor more information on how to use Foundry, check out the Foundry Github Repository and the foundry-huff library repository.
- Dynamically splice owner account into bytecode
- Remove unnecessary jumps
- Upgrade to Solidity 0.8.20 and replace push1 0x00 with push0
- Implement executeBatch
These smart contracts are being provided as is. No guarantee, representation or warranty is being made, express or implied, as to the safety or correctness of the user interface or the smart contracts. They have not been audited and as such there can be no assurance they will work as intended, and users may experience delays, failures, errors, omissions, loss of transmitted information or loss of funds. The creators are not liable for any of the foregoing. Users should proceed with caution and use at their own risk.