Definition ∞ Order Book Models are a method of organizing and displaying buy and sell orders for a financial asset, showing the current market depth. In digital asset exchanges, they present a real-time list of outstanding limit orders, indicating the prices and quantities at which traders are willing to transact. These models are central to price discovery and liquidity provision in both centralized and decentralized trading environments.
Context ∞ Order Book Models are frequently discussed in crypto trading news, as they directly impact market liquidity and execution efficiency for digital assets. The design and implementation of these models vary across exchanges, influencing trading strategies and market stability. Decentralized exchanges (DEXs) are continuously innovating to replicate or enhance traditional order book functionality while maintaining the benefits of a permissionless environment.