What is eip-4337?

EIP-4337 is a proposal authored by Vitalik Buterin, Yoav Weiss, Kristof Gazso, Namra Patel, Dror Tirosh, Shahaf Nacson and Tjaden Hess which lays out the specifications of the account abstraction proposal without making consensus-level changes (i.e., no hard-fork needed).

What is erc-4337?

ERC-4337 is a Smart Wallet standard on the Ethereum Blockchain. While the concept was proposed back in 2021, Yoav Weiss, an Ethereum Foundation developer, announced its availability for use at WalletCon in Colorado on March 1, 2023.

Do erc-4337 wallets charge a gas fee?

For example, while using ERC-4337 wallets you don’t always have to pay a gas fee., That’s because “sponsored transactions” are now possible, allowing another entity, such as a dApp or wallet provider, to pick up the transaction fee for you.

What is the difference between eip-2938 and erc-4337?

EIP-2938 was similar to ERC-4337 but called for consensus-layer changes. ERC-4337 circumvents this. It does so by introducing a higher-layer pseudo-transaction object called a UserOperation, which shares similarities to rollups as both involve different versions of the concept of bundling.