Arbitrum is a cryptocurrency system that supports smart contracts without the limitations of scalability and privacy of systems previous systems such as Ethereum. Arbitrum, like Ethereum, allows parties to create smart contracts by using code to specify the behavior of a virtual machine (VM) that implements the contract's functionality.
Metamask other mainnets
FTM, Polygon, BSC, AVAX, Metis, Arbitrium... When will the api be able to pull from other mainnets off same wallet?