IDEX (IDEX) is a cryptocurrency token that serves as the native utility token for the IDEX decentralized exchange platform. The platform operates on both the Ethereum and Binance Smart Chain blockchains. IDEX leverages a unique hybrid architecture, combining off-chain and on-chain processes, which brings together the speed and user experience of centralized exchanges with the security and transparency of decentralized ones.

The IDEX token is an ERC-20 token on the Ethereum blockchain. While it serves as a governance token that enables holders to participate in decisions affecting the IDEX exchange, it is primarily used for staking and securing the protocol. Node operators are required to stake IDEX tokens to function within the network. Contrary to some claims, it's not explicitly stated in primary sources that token holders are entitled to a share of trading fees or can use the token to pay transaction fees on the exchange.

IDEX is known for its innovative approach to decentralized exchanges. It combines an order book model with an automated market maker to facilitate trading. The use of an off-chain trading engine for executing trades that are later settled on-chain sets it apart. This hybrid model eliminates issues like failed trades and susceptibility to front-running or sandwich attacks, thereby making the trading experience more efficient and secure.

IDEX was founded in 2017 under the brand Aurora by Alex Wearn and Philip Wearn. Alex Wearn serves as the CEO and Founder, while Philip Wearn is the Co-Founder and COO. They later rebranded the platform to IDEX. The development and ongoing maintenance of the IDEX exchange are managed by the Wearns, who have focused on creating an innovative decentralized trading platform.