# Gas Fees ### ⛽️ What are Gas Fees? Gas fees are typically settled in the native currency of the blockchain being utilized. For instance, if you're operating on the Ethereum blockchain, gas fees must be paid in Ether. While we offer a lot of Free tools on iMintify, you'll be responsible for the expenses incurred in executing actions that modify the blockchain's state, including: * Deploying smart contracts * [Lazy-minting](https://docs.imintify.com/smart-contract/lazy-minting) the metadata of your NFTs * Updating permissions on your smart contracts * Setting [claim phases](https://docs.imintify.com/smart-contract/claim-conditions) Check here the current gas fees for ETH