Aave Ethereum WETH (AETHWETH), also known as aEthWETH, is an interest-bearing token issued by the Aave Protocol on the Ethereum blockchain. It represents a user's deposit of Wrapped Ether (WETH) into Aave's Version 3 (V3) lending pool. When users deposit WETH into Aave, they receive a corresponding amount of aEthWETH tokens. These tokens accrue interest over time, reflecting the yield generated from lending activities within the protocol. The aEthWETH token maintains a 1:1 peg with the underlying WETH, with its value increasing as interest accumulates.

AETHWETH serves as a yield-bearing token within the Aave ecosystem. Users receive aEthWETH tokens when they deposit WETH into Aave's V3 lending pool. These tokens can be held to earn interest or used in other decentralized finance (DeFi) applications that accept aTokens. The interest earned is automatically reflected in the increasing balance of aEthWETH in the user's wallet, eliminating the need for manual claim processes.

AETHWETH is part of the Aave Protocol, a decentralized finance platform founded by Stani Kulechov. Originally launched as ETHLend in 2017, the platform rebranded to Aave and has since evolved through multiple versions, with V3 being the latest iteration. Aave V3 introduced features like cross-chain asset transfers and improved efficiency. The protocol is developed and maintained by Aave Labs and operates as an open-source project.