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BitGo, the institutional custodian behind Wrapped Bitcoin, has chosen Chainlink’s Cross-Chain Interoperability Protocol as the sole bridge technology for WBTC and any future wrapped assets it issues. The decision effectively hands Chainlink a monopoly over how the most widely used wrapped Bitcoin token moves between blockchains.
WBTC has been the primary vehicle for getting Bitcoin liquidity into decentralized finance since its launch in January 2019, and whoever controls its cross-chain plumbing has an outsized influence on how billions in value flows through DeFi.
What CCIP actually does here
Chainlink’s CCIP is essentially a messaging layer that lets tokens move securely between different blockchain networks, handling the logistics of locking tokens on one chain and minting equivalent ones on another.
For WBTC specifically, CCIP currently supports two operational modes. On Ethereum, it handles lock and release operations, meaning WBTC gets locked in a smart contract when moving to another chain. On Ronin, it uses a burn and mint mechanism, destroying tokens on the source chain and creating fresh ones on the destination.
The “exclusive” part of this deal is what makes it interesting. BitGo isn’t hedging its bets across multiple bridge providers. It’s going all-in on a single interoperability stack, which simplifies the technical architecture but also concentrates risk in one protocol.
A pattern is emerging
BitGo isn’t the first major player to make this exact move. Coinbase selected Chainlink CCIP as its exclusive bridging solution for cbBTC, its own wrapped Bitcoin product, in May 2025. When two of the biggest names in wrapped Bitcoin custody independently choose the same cross-chain infrastructure, that starts to look less like coincidence and more like industry consolidation.
The relationship between BitGo and Chainlink also isn’t new. BitGo had already integrated Chainlink’s Proof of Reserve technology, which provides on-chain verification that the actual Bitcoin backing WBTC exists in custody. Adding CCIP on top of that existing relationship creates a deeper technical dependency. BitGo is now relying on Chainlink for both proving its reserves exist and moving its tokens across chains.
The broader context here includes BitGo’s August 2024 joint venture with BiT Global, which involved shifting WBTC’s custody model to a multi-jurisdictional framework. The CCIP selection suggests BitGo is continuing to reshape the technical infrastructure around its flagship wrapped asset.
Why this matters for DeFi liquidity
WBTC remains one of the most important tokens in decentralized finance because it lets Bitcoin holders participate in Ethereum-based DeFi without selling their BTC.
Cross-chain bridges have historically been one of crypto’s biggest attack surfaces. Bridge exploits have accounted for some of the largest losses in DeFi history. By standardizing on CCIP, BitGo is betting that Chainlink’s security model, which relies on decentralized oracle networks rather than simple multisig setups, represents a meaningful upgrade over alternatives.
With both WBTC and cbBTC now running exclusively on CCIP, Chainlink has locked up the two most prominent wrapped Bitcoin products. Competing bridge protocols like LayerZero, Wormhole, and Axelar now face a narrower path to capturing wrapped Bitcoin volume.
Disclosure: This article was edited by Editorial Team. For more information on how we create and review content, see our Editorial Policy.
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