OKB is the native asset of OKExChain, powering spot and derivatives trading plus scalable on-chain apps. With a fixed supply of 21M and a burn mechanism that has removed over 65M tokens, OKB benefits from strategic supply management. OKX’s integration with Polygon zkEVM boosts OKB’s utility in DeFi and real-world use cases, enabling features like zero-gas transactions and faster, more secure blockchain performance.