Binance.US will list Avalanche (AVAX) and open trading on AVAX/USD, AVAX/USDT, and AVAX/BTC pairs on November 18, 2021 at 8 a.m. EST / 5 a.m. PST. What is Avalanche (AVAX)? Avalanche is a smart contract platform designed by Ava Labs used for creating custom blockchain networks and decentralized applications (dApps).