Wei

In a sentence

The smart contract records ether-denominated amounts internally in wei.

• The smart contract records ether-denominated amounts internally in wei.
• One ether is equal to one quintillion wei.
• Gas prices are usually quoted in gwei, while final calculations resolve to wei.
• The developer converted the payment to wei before passing it to the contract.
• Using integer units such as wei helps avoid floating-point rounding errors.