What is Optimistic Ethereum?
Optimistic Ethereum is an EVM-compatible Optimistic Rollup chain. It’s designed to be fast, simple, and secure. If you know Arbitrum, this is very similar.
Network Details for MetaMask
Network Name: Optimistic Ethereum
One-click add to MetaMask
Bridge funds from ETH to Optimistic using the legacy bridge. UPDATE: There is a V2 bridge now. Or use any alternative below.