$ETH Ethereum (ETH) is the world's leading blockchain platform, supporting smart contracts and decentralized applications (DApps). As the second largest cryptocurrency, ETH not only has trading capabilities but also serves as the foundation for numerous DeFi, NFT, and Web3 projects. After the upgrade to Proof of Stake (PoS) through the 'Merge', Ethereum has improved energy efficiency and scalability, continuously leading innovation and practical applications in blockchain technology.