Visit the zkSync Faucet Portal & connect your MetaMask Wallet.

Select 'Request Funds from Faucet'.

You will then be prompted to tweet that will verify you are not a bot that you are claiming your zkSync token. ...

Wait 5 minutes and faucet tokens will arrive on your MetaMask Wallet.

zkSync gives you: Low gas: up to 1/100 of L1 gas & cheaper than using optimistic rollups. High speeds: 2000+ transactions per second (tps) compared to 14tps on L1. Security: secured by the main Ethereum blockchain.