No Summary provided as the original text is short
- Perp DEX: A decentralized exchange for perpetual futures (crypto derivatives without expiry), letting users trade on-chain without a centralized intermediary.
- Open interest: The total value of active derivative positions that remain open, often used to gauge market participation and leverage.
- Perpetual futures: Derivative contracts without a settlement date, commonly used in crypto markets for leveraged long or short exposure.