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Pendle: An Analysis of the Core Protocol for DeFi Yield Trading Infrastructure and Fixed-Income Markets

Update Time:2026/09/206 mMark Lee87.7K
Pendle: An Analysis of the Core Protocol for DeFi Yield Trading Infrastructure and Fixed-Income Markets

What is Pendle

PENDLE is the governance token of the decentralized yield trading protocol Pendle. Pendle is a core infrastructure protocol in the DeFi sector focused on "yield tokenization." By separating yield-bearing assets into principal and future yield, Pendle allows users to freely trade, manage, and hedge against changes in future yields. Unlike traditional DeFi protocols that primarily provide lending, trading, or liquidity services, Pendle aims to build a yield trading platform similar to traditional financial interest rate markets, making "future yield" an asset that can be priced and traded.

Pendle was created in response to efficiency issues in the early DeFi yield market. In 2021, Pendle was founded by TN Lee, Vu Nguyen, and other team members, with the initial goal of addressing the lack of liquidity in DeFi yield assets and the inability to efficiently trade yield. Under the traditional DeFi model, users can earn yields through Aave, Compound, or various staking protocols, but these yields typically fluctuate with changes in market supply and demand. Users can only passively accept changes in yield rates, without the ability to lock in future yields in advance or trade the yield component separately.

To address this issue, Pendle introduced the "Yield Splitting" mechanism. Simply put, any yield-bearing asset, such as ETH staking assets, liquid staking tokens (LSTs), liquid restaking tokens (LRTs), or other DeFi yield products, can be split on Pendle into Principal Tokens (PT) and Yield Tokens (YT). PT represents the portion that can be redeemed for the principal at maturity, while YT represents the right to receive the yield generated by the asset in the future.

Yield Tokenization Mechanism — Turning Future Yield Into a Tradable Asset

Pendle's core innovation lies in bringing the concept of fixed income from traditional finance into DeFi. Taking ETH staking yield as an example, when users hold yield-bearing assets such as stETH, the value of the asset accumulates yield over time. On Pendle, however, this asset can be split into two different types of tokens, PT and YT, giving the principal and yield independent market prices.

PT (Principal Token) represents the principal component of an asset, and its price is typically lower than that of the underlying asset. For example, a one-year ETH yield-bearing asset can be split into PT-ETH and YT-ETH. Investors who purchase PT are effectively purchasing the future principal at a discount. At maturity, PT can be redeemed for the underlying asset at the corresponding ratio, making its return profile similar to that of a zero-coupon bond in traditional finance.

YT (Yield Token) represents the right to future yield. Users holding YT can receive the yield generated by the asset during the specified term and may also participate in certain ecosystem incentives. Unlike PT, the value of YT is highly dependent on market expectations for future yield rates. If the market expects the yield rate of a particular protocol to increase, demand for YT may rise, potentially pushing up its price. Conversely, if the yield rate declines, the value of YT may also decrease. YT therefore provides the DeFi market with a new way to trade future yield rates.

To support the trading of different types of yield-bearing assets, Pendle uses SY (Standardized Yield) to standardize the format of yield-bearing assets and convert assets from different sources into a unified trading format. The overall process can be understood as follows: users deposit yield-bearing assets into Pendle, the assets are converted into SY, and are then split into PT and YT. Both tokens can be freely traded in Pendle markets.

Pendle's Continued Evolution — From a Yield Trading Platform to DeFi Interest Rate Market Infrastructure

Pendle has not remained a simple yield-splitting protocol. Over the past several years, it has continued to expand its product capabilities, gradually evolving from a "yield trading market" into interest rate infrastructure for the broader DeFi ecosystem.

  • Pendle V1

In 2021, Pendle officially launched the first version of its protocol, introducing the concept of yield tokenization to the DeFi market for the first time. In its early stages, Pendle primarily supported yield-bearing assets generated by lending protocols, such as interest income from platforms including Aave and Compound. This allowed users to sell future yield in advance or purchase the right to receive yield from other assets. However, because the early DeFi yield market was relatively small, the liquidity and use cases of Pendle V1 remained limited.

  • Pendle V2

In 2022, Pendle launched V2, introducing a major upgrade to the protocol architecture, including a new AMM model and the SY standardized yield framework. Unlike traditional AMMs, which primarily facilitate spot trading, the Pendle V2 AMM was specifically designed for assets with maturity dates and changing yield rates, allowing it to handle PT/YT trading more efficiently. The launch of Pendle V2 transformed the protocol from a simple yield-splitting tool into a comprehensive yield trading market. Users could not only trade future yield, but also manage their DeFi portfolios through fixed-yield strategies, yield arbitrage, and directional yield trading.

  • The Rise of the LST and LRT Ecosystem

From 2023 to 2024, Pendle experienced rapid growth as Ethereum completed the Shanghai upgrade and the liquid staking and restaking markets expanded rapidly. A large number of yield-bearing tokens, represented by LST/LRT assets such as stETH, eETH, and ezETH, began entering the Pendle market. In particular, following the rise of the EigenLayer restaking ecosystem, demand for Points and potential future airdrop rewards increased significantly. Pendle became an important platform for users trading expectations around "future yield." Many investors purchased YT to gain exposure to potential Points rewards, driving rapid growth in Pendle's TVL and trading volume.

PENDLE Tokenomics

PENDLE is the native governance token of the Pendle protocol. It was officially launched in 2021, with a maximum supply of 258 million tokens. Unlike many DeFi protocols that rely on highly inflationary incentives to attract liquidity, Pendle adopted a relatively distinctive token model that uses the vePENDLE (Vote Escrow PENDLE) mechanism to link token governance, liquidity incentives, and the future direction of the protocol.

PENDLE holders can lock their tokens to receive vePENDLE. The longer the lock-up period, the more vePENDLE they receive, with a maximum lock-up period of two years. Users holding vePENDLE can not only participate in Pendle DAO governance votes, but also influence the allocation of incentives across different PT/YT liquidity pools. This means vePENDLE holders can influence which yield markets receive greater liquidity support, creating a "liquidity governance market" similar to the Curve veCRV model.

The initial distribution of PENDLE primarily consisted of the following allocations: 65.1% of the tokens were allocated for market circulation to increase ecosystem activity and trading liquidity; 19.2% were allocated to the ecosystem fund to support protocol development, community building, and future ecosystem expansion; 10% were allocated to incentive mechanisms to encourage users to provide liquidity and participate in ecosystem activities; and the remaining 5.7% were held by the project team. Team tokens were subject to a waterfall-style vesting mechanism and released gradually to reduce short-term selling pressure and support the project's long-term development.

How to Buy PENDLE

Early users primarily acquired PENDLE through Pendle's liquidity mining mechanism. Users could provide assets to PT/YT liquidity pools on Pendle and earn PENDLE rewards based on the amount of capital provided, pool incentive rules, and governance voting outcomes. However, providing liquidity also involves potential losses arising from market price volatility, smart contract risks, and changes in yield rates. For ordinary investors, acquiring PENDLE through liquidity mining requires a certain level of DeFi experience and is more suitable for advanced users familiar with on-chain trading, yield strategies, and liquidity management.

Purchasing PENDLE through centralized cryptocurrency exchanges such as Bitunix allows the platform to serve as a trusted intermediary, supporting users in purchasing crypto assets directly with fiat currencies or stablecoins. Some platforms also support instant purchases via credit cards, significantly lowering the barrier to entry. Before using the platform for the first time, users need to register an account and complete identity verification (KYC) to comply with global anti-money laundering (AML) and counter-terrorist financing requirements. Bitunix has established a comprehensive compliance and risk-control framework. Through hot and cold wallet segregation, multi-signature technology, and real-time monitoring mechanisms, Bitunix provides users with a secure and efficient digital asset trading environment.

Disclaimer

Trading digital assets involves risk and may result in the loss of capital. Always do your own research. Terms, conditions, and regional restrictions may apply.

About Bitunix

Bitunix is a global cryptocurrency derivatives exchange trusted by over 5 million users across more than 150 countries. The platform is committed to providing a transparent, compliant, and secure trading environment for every user. Bitunix offers a fast registration process and a user-friendly verification system supported by mandatory KYC to ensure safety and compliance. With global standards of protection through Proof of Reserves (POR) and the Bitunix Care Fund, Bitunix prioritizes user trust and fund security. The K-Line Ultra chart system delivers a seamless trading experience for both beginners and advanced traders, while leverage of up to 200x and deep liquidity make Bitunix one of the most dynamic platforms in the market.