What is Coinbase Wrapped Staked ETH (CBETH)?

Quick Facts

  • Issuer: Coinbase, a publicly traded US crypto exchange
  • Token standard: ERC-20, available on Ethereum and multiple chains
  • Launched: August 2022, ahead of Ethereum's Merge
  • Backing: 1:1 with ETH staked through Coinbase
  • Yield model: Non-rebasing; value accrues via a floating conversion rate
  • Commission: Coinbase charges a fee on staking rewards passed to holders
  • DeFi ready: Tradeable on DEXs like Uniswap and Curve

Introduction

Coinbase Wrapped Staked ETH, or cbETH, is a liquid staking token that gives users a tradeable representation of their ETH staked through Coinbase. Instead of waiting for staked assets to unlock, holders can sell, transfer, or deploy cbETH across the DeFi ecosystem at any time.

The token solves a fundamental problem with Ethereum staking: once ETH is locked for validation, it loses flexibility. cbETH restores that flexibility without requiring users to exit their staking position.

History & Background

Coinbase announced cbETH in August 2022, releasing an official whitepaper shortly before Ethereum's historic Merge — the event that transitioned Ethereum from Proof-of-Work to Proof-of-Stake. At the time, staked ETH was fully illiquid, making a liquid wrapper particularly valuable.

The token was initialized on June 16, 2022, when Coinbase set the starting conversion rate and balance for the cbETH system. It was listed for trading shortly after the public announcement.

How Coinbase Wrapped Staked ETH Works

When a user stakes ETH through Coinbase, they receive ETH2 representing their stake. They can then wrap this into cbETH, a standard ERC-20 token, with zero wrapping fees. The process is reversible — users can unwrap at any time.

cbETH is modeled after cTokens (compound tokens), meaning it is not a rebasing token. Rather than adjusting balances, its value relative to ETH rises over time through a floating conversion rate that accounts for staking rewards earned, penalties incurred, and Coinbase's commission fee.

This design makes cbETH straightforward to integrate with DeFi protocols, as the token balance stays constant while the exchange rate to ETH increases.

Tokenomics

cbETH is minted when users wrap their staked ETH and burned upon unwrapping. Its supply is directly tied to the amount of ETH staked through the Coinbase platform. Yield accrues not by increasing the number of tokens held, but by the rising cbETH-to-ETH conversion rate — meaning each cbETH becomes redeemable for progressively more ETH over time as staking rewards accumulate.

Coinbase charges a commission on staking rewards before passing the remainder to holders, representing the primary fee structure of the token.

Circulating supply ? 143,622 CBETH
Total supply ? 373,334 CBETH
Max supply ? -- CBETH
Updated 2w ago

Ecosystem & Use Cases

cbETH is deployed across several blockchains including Ethereum, Base, Arbitrum, Optimism, and Polygon, broadening its reach into the wider DeFi landscape.

Key use cases include:

  • Trading on centralized and decentralized exchanges (e.g., Uniswap, Curve)
  • Collateral in DeFi lending protocols
  • Capital efficiency — earning staking rewards while still putting assets to work
  • Portfolio flexibility — moving staked ETH to personal wallets without unstaking

Team, Governance & Community

cbETH is developed and managed by Coinbase, one of the largest and most regulated cryptocurrency exchanges globally. Coinbase controls all permissioned addresses within the cbETH smart contract system, including minting and exchange rate updates.

This is a centralized product with no DAO or on-chain governance. Trust in cbETH is therefore tied directly to trust in Coinbase as an institution. The smart contracts are open-sourced, allowing independent developers to review and build upon them.

Advantages

  • Liquidity: Staked ETH becomes tradeable without sacrificing staking rewards
  • DeFi compatibility: ERC-20 standard ensures broad protocol support
  • Simplicity: Wrapping and unwrapping carry zero fees from Coinbase
  • Multi-chain reach: Available on Ethereum, Base, Arbitrum, and more
  • Open source: Smart contracts are publicly available for review

Risks & Challenges

  • Centralization risk: Coinbase controls minting and rate-setting, introducing custodial trust assumptions
  • Smart contract risk: Bugs in the token contract could affect all holders
  • Slashing risk: Ethereum validator penalties reduce the staking rewards passed to cbETH holders
  • Regulatory risk: As a US-based product, cbETH is subject to evolving regulatory frameworks
  • Price divergence: cbETH may trade at a discount to its theoretical ETH value on secondary markets during periods of stress

Long-Term Vision

Coinbase's goal is for cbETH to become a widely adopted standard for liquid staking, competing in the same space as other major liquid staking tokens. By open-sourcing its smart contracts and expanding to multiple chains, Coinbase aims to deepen cbETH's role as a building block for the broader DeFi ecosystem. As Ethereum staking participation grows, cbETH is positioned to serve as a key bridge between institutional-grade staking infrastructure and on-chain financial applications.

Frequently Asked Questions

cbETH (Coinbase Wrapped Staked ETH) is an ERC-20 token that represents ETH staked through Coinbase. It allows stakers to maintain liquidity by trading or using their staked position in DeFi without unstaking.

cbETH uses a floating conversion rate rather than rebasing. As staking rewards accumulate, each cbETH becomes redeemable for a slightly larger amount of ETH, so the token's value relative to ETH rises over time.

No, cbETH is not pegged 1:1 to ETH. It represents staked ETH plus accrued rewards, so its conversion rate to ETH gradually increases. On secondary markets, it may trade at a slight premium or discount.

Coinbase charges a commission on the staking rewards earned and passes the remainder to cbETH holders. Wrapping and unwrapping cbETH itself carries no additional fee.

cbETH can be traded on centralized exchanges like Coinbase and DEXs like Uniswap and Curve. It can also be used as collateral or in other DeFi protocols across Ethereum, Base, Arbitrum, Optimism, and Polygon.

Yes, users can unwrap cbETH back to ETH2 (staked ETH) at any time through the Coinbase platform. The unwrapping process is free of additional fees.

cbETH is a centralized product issued and managed by Coinbase. Coinbase controls all permissioned functions in the smart contract, including minting and the exchange rate update mechanism.

Both are liquid staking tokens, but cbETH is issued by Coinbase and uses a non-rebasing model with a floating conversion rate. stETH is issued by Lido Finance and uses a rebasing model where token balances adjust to reflect accrued rewards.