xBTC - Achieve more with Bitcoin

xBTC is a wrapped token issued by OKX that strictly follows a 1:1 reserve mechanism. You could utilize xBTC flexibly within the DeFi ecosystem, while enjoying the same security and reliability as native Bitcoin assets.

Start by simply withdrawing your Bitcoin as xBTC.

What xBTC offers you

High security & transparency

As a wrapped token, xBTC maintains 1:1 reserves fully custodized by OKX, with asset transparency verified in real-time via on-chain Proof of Reserves (PoR).

View PoR details

Unlocking DeFi liquidity

Integrated with DeFi apps, xBTC supports on-chain activities like lending and liquidity mining, unlocking new yield opportunities and maximizing capital efficiency.

Cross-chain interoperability

xBTC uses OKX's on-chain deposit and withdrawal service for frictionless interoperability across multi-chain networks, ensuring secure and efficient circulation of Bitcoin-native assets.

How xBTC works

When BTC is transferred from an OKX Exchange account to supported blockchains, users receive xBTC on the designated chains.

If xBTC is deposited back to an OKX Exchange account from a supported chain, the equivalent BTC will be credited to the account.

xBTC in the DeFi ecosystem

xBTC will first be available on the Solana, Sui and Aptos chains, while more blockchains will be supported in the future. Stay tuned for more DeFi integrations to come.

Navi

Navi is the native one-stop liquidity protocol on Sui. It enables users to participate as liquidity providers or borrowers within Sui ecosystem.

Cetus

Cetus is a pioneer DEX and concentrated liquidity protocol built on Sui. It focuses on delivering premier trading experience and liquidity efficiency to DeFi users.

Hyperion

Hyperion is a fully on-chain hybrid Orderbook-AMM DEX. Built natively for Aptos, it takes advantage of the network's high speed and low latency to provide a trading experience for both professional and retail users.

Aries

Aries Markets is a comprehensive decentralized finance platform that features an innovative money market. Users could easily lend, borrow, and trade with leverage, all in one convenient place.

Kamino

Kamino's liquidity vaults are an automated liquidity solution that allows users to earn yield on their crypto assets by providing liquidity to concentrated liquidity market makers (CLMMs).

Enforcing security and transparency

We guarantee that every xBTC created is backed by native BTC. We ensures full transparency of xBTC, with all key information fully verifiable on the blockchain.

Total reserve

104.33847009 BTC

$11,522,090.76

Total supply

104.23862009 xBTC

$11,511,064.33

Supply by network

Address	Balance
bc1q7mvqd5apnrngm36rwqlgk7nwkt5kwc37thzgd79puh55wscr42mqct7lss	104.33847009 $11,522,090.76

Use your Bitcoin like never before

FAQ

xBTC is a token backed 1:1 by Bitcoin (BTC) securely held by OKX. As a wrapped asset, xBTC represents ownership of its underlying asset, BTC, on supported blockchains, so you can conveniently use Bitcoin in the DeFi ecosystems.
When you withdraw BTC from your OKX Exchange account to any supported blockchains, you’ll receive xBTC on those blockchains. The xBTC is available for use across DeFi apps on supported blockchains.
By depositing xBTC back to an OKX Exchange account from a supported chain, you’ll get the equivalent BTC in your account.

We don’t support a specific trading pair or order book for xBTC currently. You’ll automatically get BTC when you deposit xBTC into your OKX account.

We only charge a withdrawal fee when you withdraw BTC as xBTC from your OKX account - you don’t need to pay any other fees.

Certik and MoveBit are the independent auditor of xBTC, with the smart contract auditing completed on May 19, 2025.