Connect to Metamask

A non-custodial wallet (e.g. Metamask) is required to use Gumball Protocol.


  • Web: Metamask browser extension is downloaded https://metamask.io/download/ Mobile: Metamask app is downloaded from App Store (iOS) or Google Play Store (Android)
  • Metamask wallet is set-up


1. Click on the icon in the upper-right corner

2. Click on 'Settings' in the drop-down menu

3. Click on 'Networks' on the left-side menu, then click 'Add a network'

4. Click on the 'Add' button next to desired network

If 'Add' option is unavailable, click 'Add a network manually' & enter network info. Example for Arbitrum below
Network name: Arbitrum One
New RPC URL: https://arb1.arbitrum.io/rpc
Chain ID: 42161
Currency symbol: ETH
Block Explorer URL: https://arbiscan.io

5. Click on 'Ethereum Mainnet' in the upper-right to switch networks