Tea-Fi
Yield
Tea-Fi is an all-in-one decentralized finance (DeFi) platform that turns complexity into opportunity.

Supported Networks

EthereumPolygonArbitrumAvalancheBaseOptimism
Download OneKey App

Use Tea-Fi with OneKey App

Secure wallet with built‑in trading and dApp access. Buy, trade, and connect from desktop, mobile, or browser.

What is Tea-Fi?

Tea-Fi is a decentralized finance (DeFi) protocol built on the blockchain that focuses on providing users with liquid staking and yield generation opportunities. The platform allows participants to stake their crypto assets, such as ETH, and in return, receive a yield-bearing liquid token. This token represents the user's principal and the rewards that accrue over time, a process analogous to brewing. A key feature of Tea-Fi is the composability of its liquid staking token, which can be freely traded, transferred, or utilized as collateral in other DeFi applications for activities like lending, borrowing, or providing liquidity, thereby maximizing capital efficiency without unstaking the original asset. To address common user concerns regarding high gas fees and network scalability, the Tea-Fi protocol is deployed on a Layer 2 network. This strategic decision enables faster transaction finality and significantly lower costs compared to interacting directly on the Ethereum mainnet, making the platform more accessible to a wider range of users. The core functionality is powered by a series of audited smart contracts that automate the staking, reward distribution, and token minting processes. Governance of the Tea-Fi ecosystem is managed through a Decentralized Autonomous Organization (DAO). Holders of the native governance token, TEA, are empowered to submit proposals and vote on key protocol parameters, future developments, and treasury allocations. This on-chain governance model aims to foster a community-driven and transparent environment. The project emphasizes security by subjecting its smart contracts to independent third-party audits to ensure the integrity of the code and the safety of user funds within the protocol.

How to use Tea-Fi

01

Open OneKey browser

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Open Browser in the OneKey App and search for Tea-Fi.

02

Connect wallet

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On the Tea-Fi page, choose OneKey and approve the connection.

03

Select operation

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In Tea-Fi, choose an action and enter the details.

04

Confirm and sign

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Review the transaction in OneKey, then confirm and sign on your device.

Why use OneKey with Tea-Fi for secure transactions

Supported on all platforms

Supported on all platforms

Desktop, mobile, and browser extension — securely connect to Tea-Fi from any device.

Multi-chain compatible

Multi-chain compatible

Native support for the major public chains where Tea-Fi operates (such as Ethereum, Arbitrum, Polygon, BNB Chain, Avalanche, etc.), allowing one wallet to manage assets across multiple chains.

Built-in dApp browser

Built-in dApp browser

OneKey’s secure dApp browser gives you one-tap access to Tea-Fi, with contract and phishing checks for safer interactions.

Hardware-level security

Hardware-level security

With a OneKey hardware wallet, keys stay offline and every critical action is confirmed on the device for hardware-level protection.

Why hardware wallets make dApps safer

Private key stored offline

Your private key lives in a secure offline chip and never touches the internet.

Private key stored offline

Physically confirm every transaction.

See and approve every transaction on your hardware wallet’s screen.

Physically confirm every transaction.

Protect against malware

Even if your phone or computer is infected, the secure chip keeps your assets safe.

Protect against malware

Open-source verifiable

OneKey is fully open source, with security proven by the community.

Open-source verifiable

Pair with a OneKey hardware wallet to keep your keys offline and verify every transaction on-device.