BUSD is a cryptocurrency that was created by Binance, the most popular cryptocurrency exchange. It represents an asset-backed stablecoin, linked to the United States dollar, with 1:1 parity. The coin was tested and launched in 2019 and then it went live on Binance Chain in 2020 for most trading pairs. BUSD is based on the Binance Chain infrastructure. It uses a Tendermint-based consensus that facilitates fast transactions. The circulating supply of BUSD is currently over 17.5  billion dollars.

The main use case of BUSD is to provide users with a stablecoin that can be used for trading on the Binance exchange. The coin can also be used for other purposes such as paying for goods and services or transferring money between different exchanges. BUSD has a number of benefits over other stablecoins. Firstly, it is backed by Binance, one of the most well-known and trusted exchanges. Also, it is based on the Binance Chain infrastructure, which is known for its speed and efficiency.