# Gas Used > **Simple CLI tool to count the gas used by accounts interacting with a specific Ethereum contract** [](https://crates.io/crates/gas-used) Licensed under [MIT](LICENSE-MIT). 1. [About](#about) 2. [Usage](#usage) ## About This is a simple CLI that can compute the total amount of gas used by a list of account addresses interacting with a specific contract on Ethereum. It can, for example, be used to count the total gas used by owners of a multisig contract when interacting with the multisig. ## Installing ``` git clone https://github.com/rauljordan/gas-used && cd gas-used cargo install --bin gas-used --path . ``` ## Usage ``` gas-used \ --api-key= \ --contract= \ -- ADDRESS_1 ADDRESS_2 ``` Sample output ``` Computing gas used for addresses: 0xf, 0x3 Contract address: 0x9b984d5a03980d8dc0a24506c968465424c81dbe Querying page 1 of Etherscan API Querying page 2 of Etherscan API Querying page 3 of Etherscan API Querying page 4 of Etherscan API Address "0xf" has used 0.775665286702632882 ETH for gas Address "0x3" has used 1.220864757568855979 ETH for gas