Base, an Ethereum layer-2 blockchain by Coinbase, launched in August 2023, offers fast, low-cost transactions via Optimistic Rollup and the 2024 Dencun upgrade. Integrated with Coinbase, it serves over 110 million users with user-friendly wallets and fiat on-ramps. Its ecosystem includes DeFi (Aerodrome, Uniswap, Aave), NFTs (Tatou.io, DINO, NFTs2Me), and SocialFi/GameFi (Friend.tech, Base God). Base hit 100,000 users in 56 days and over $400M in TVL, without a native token. Its low costs, high speed, and strong integration drive DeFi and NFT growth, with strong potential for future expansion.