Liquid Restaking Token
A Liquid Restaking Token (LRT) represents a user's staked assets in a restaking protocol, allowing users to maintain liquidity while earning restaking rewards.
A Liquid Restaking Token (LRT) is a derivative asset issued by a restaking protocol that represents a user's underlying staked assets, plus the accrued rewards, within that protocol. Restaking, a concept popularized by EigenLayer, allows users to stake their already staked assets (e.g., ETH staked in a liquid [staking](/en/terms/liquid-staking) protocol like Lido) into additional "Actively Validated Services" (AVSs) such as new blockchains, oracle networks, or data availability layers. This process earns users additional rewards beyond standard staking yields. However, directly restaking locked assets would forfeit liquidity. LRTs solve this problem by providing liquidity. When a user deposits their liquid staked asset (like stETH) into a restaking protocol, they receive an LRT (e.g., rstETH). This LRT represents their claim on the underlying staked asset and the rewards generated from both the original staking and the restaking activities. The LRT can then be freely traded, used as collateral in DeFi protocols, or otherwise utilized, maintaining the user's liquidity. The value of an LRT is typically pegged to the value of the underlying staked assets plus accumulated rewards, though market dynamics can cause deviations. Key risks include smart contract vulnerabilities in the restaking protocol, slashing penalties on the underlying staked assets (which affect the LRT's value), and impermanent loss if the LRT is used in volatile DeFi strategies.
graph LR
Center["Liquid Restaking Token"]:::main
Pre_logic["logic"]:::pre --> Center
click Pre_logic "/terms/logic"
Rel_restaking["restaking"]:::related -.-> Center
click Rel_restaking "/terms/restaking"
Rel_liquid_staking["liquid-staking"]:::related -.-> Center
click Rel_liquid_staking "/terms/liquid-staking"
Rel_lp_token["lp-token"]:::related -.-> Center
click Rel_lp_token "/terms/lp-token"
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🧒 Explain Like I'm 5
It's like getting a special ticket that proves you've put your money into a super-safe piggy bank that earns extra pocket money. You can trade this ticket or use it to borrow toys, even while your original money is still safely earning more.
🤓 Expert Deep Dive
LRTs function as receipts for deposited assets within restaking protocols, abstracting away the complexity of managing multiple staking and restaking operations. The core mechanism involves smart contracts that receive staked assets (often liquid staking derivatives like stETH or rETH), re-stake them across various AVSs, and mint corresponding LRTs. The LRT's value accrues based on the yield generated from the original Proof-of-Stake (PoS) network (e.g., Ethereum) and the additional rewards from the AVSs, minus protocol fees and potential slashing penalties. The tokenomics often involve a mint-and-burn mechanism tied to the underlying asset value. A critical aspect is the collateralization ratio and risk management associated with the underlying staked assets and the AVSs. Slashing events on the underlying ETH or on the re-staked assets within AVSs directly impact the LRT's backing value. Furthermore, the composability of LRTs within DeFi introduces systemic risks, as a failure in one protocol (e.g., a DEX using LRTs as collateral) could cascade. The design trade-offs involve balancing yield generation, liquidity provision, and risk mitigation (slashing, smart contract bugs, AVS failures). Advanced LRT designs might incorporate mechanisms for managing collateral diversification across AVSs and dynamic fee structures.