$BNB BNB (Binance Coin) is more than just a cryptocurrency; it's the fuel behind the Binance ecosystem. Originally created as a utility token for Binance's exchange, BNB now powers Binance Chain and Binance Smart Chain (BSC), supporting decentralized apps (dApps) and smart contracts. With use cases ranging from trading fee discounts to staking, and even participating in token sales, BNB has grown significantly since its launch in 2017. As one of the largest cryptocurrencies by market capitalization, BNB continues to evolve, helping shape the future of decentralized finance (DeFi) and the broader blockchain ecosystem. Its versatility is key to its staying power.