
OKX launches xBTC on Sui, driving the Bitcoin DeFi ecosystem to flourish
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OKX launches xBTC on Sui, driving the Bitcoin DeFi ecosystem to flourish
As Bitcoin TVL on Sui surges and BTCfi assets become increasingly diverse, OKX has chosen Sui, a leading Layer1, as one of the first partners for xBTC.

On Sui, Bitcoin holders have more choices than ever before. As BTC-backed assets grow increasingly popular in Web3, Sui is building the most comprehensive BTCfi infrastructure and asset matrix. Today marks the official launch of xBTC—a flagship BTC asset natively issued by OKX—further strengthening this asset ecosystem.
Sui is one of only three major public blockchains to support xBTC at launch, leveraging its secure, high-speed, and scalable environment to simplify user access to Bitcoin DeFi. xBTC can be minted directly on the OKX exchange and withdrawn as a native asset to any chain-compatible wallet, including the OKX Wallet. Two leading DeFi protocols in the Sui ecosystem, Cetus and Navi, will serve as exclusive initial partners for the xBTC rollout.
Jason Lau, Chief Innovation Officer at OKX, said: “At OKX, we continuously introduce new features that drive on-chain growth and support decentralized finance. As one of the most trusted and transparent institutions, we bring a robust security model to xBTC and are thrilled to bring it into Sui’s thriving Bitcoin finance ecosystem.”
The launch of xBTC opens a wide range of yield-generating strategies for Sui users and introduces a new liquidity channel backed by one of the world’s most trusted exchanges, further solidifying Sui’s position as the most diverse Layer 1 for BTCfi.
Sui’s BTCfi Momentum Remains Strong
Since February, nearly 600 BTC have flowed into Sui, driven by the network’s rich selection of assets and DeFi opportunities, making Sui the top choice for Bitcoin holders seeking secure on-chain DeFi access. BTC-backed assets now represent over 10% of Sui’s total value locked (TVL), a figure that continues to rise rapidly.
The addition of xBTC strengthens Sui’s growing suite of BTC assets, which already includes WBTC, LBTC, and sBTC—each offering distinct models, integration methods, and on-chain advantages. These options span from fully decentralized custodial solutions to familiar exchange-issued assets, covering the full spectrum of user needs—all accessible on Sui.
Christian Thompson, Head of the Sui Foundation, said: “Bitcoin DeFi on Sui has evolved from an intriguing idea to a proven product-market fit in just months. OKX choosing to bring xBTC to Sui is a strong validation of the strength and maturity of Sui’s BTCfi ecosystem, marking another key milestone in enabling deeper DeFi participation for Bitcoin holders on Sui.”
The arrival of OKX and xBTC is just one of several key BTCfi integrations on Sui recently, alongside others such as Stacks, Lombard, Babylon, Cubist, SatLayer, and RedStone—all collectively positioning Sui as the preferred platform for unlocking value from Bitcoin assets.
👉 Learn more about xBTC on Sui: Click here
About Sui
Sui is the first Layer 1 blockchain and smart contract platform built for digital asset ownership, designed for speed, privacy, security, and accessibility. Its object-oriented model based on the Move programming language enables parallel execution, sub-second finality, and rich on-chain assets. With horizontally scalable compute and storage capabilities, Sui delivers unmatched speed at minimal cost for diverse applications—an evolutionary leap in blockchain technology and an ideal platform for developers and creators to build seamless user experiences. Learn more at: https://sui.io
About OKX
OKX is a leading global technology company trusted by over 60 million users worldwide, dedicated to building a decentralized future and making the world more liquid, transparent, and interconnected. As one of the fastest and most reliable crypto platforms, OKX has processed hundreds of billions of dollars in trading volume.
OKX maintains offices across key global regions, including its Americas headquarters in San Jose, USA, and Middle East headquarters in Dubai, along with locations in New York, Hong Kong, Singapore, Turkey, Australia, and Europe. OKX holds compliance licenses in the U.S., UAE, EEA, Singapore, Australia, and other jurisdictions, establishing one of the most comprehensive compliant crypto platforms globally.
Committed to transparency and security, OKX publishes proof-of-reserves reports monthly. For more information, download the OKX App or visit: okx.com
What is xBTC?
xBTC is a 1:1 Bitcoin-backed token, fully collateralized by BTC assets held in OKX’s secure reserves. Users can verify the collateral status of xBTC through OKX’s transparent proof-of-reserves, ensuring full backing. Minting and redeeming xBTC incurs no fees—only standard Sui network gas fees apply.
📧 Contact: media@sui.io
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