Contract Details
Tech Stack
TypeScript ethers.js v6 ganache-core
Chains
Ethereum
Description
Local simulation harness for testing MEV bundles before submitting to Flashbots. Simulate bundle execution, estimate gas, calculate profit, and validate state changes without spending real ETH.
Features
- ✓ Local bundle execution simulation
- ✓ State diff visualization
- ✓ Gas estimation and profit calculation
- ✓ Multi-transaction bundle support
- ✓ Fork mode: simulate against mainnet state
- ✓ Revert reason decoding
- ✓ JSON-RPC compatible simulation endpoint
- ✓ Comprehensive test suite
// SPDX-License-Identifier: MIT pragma solidity ^0.8.24; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; /// @title Bundle Simulator /// @notice Local simulation harness for testing MEV bundles before submission. contract BundleSimulator { address public immutable owner; uint256 public constant VERSION = 1; event Initialized(address indexed deployer); constructor() { owner = msg.sender; emit Initialized(msg.sender); } // ... full implementation in purchased package }