
Circle enters the wrapped Bitcoin market with cirBTC, a product targeting financial institutions. Circle has announced cirBTC, a 1:1 BTC-backed wrapped Bitcoin issued on Ethereum, designed for OTC desks, market makers, and institutional lending protocols. Wrapped Bitcoin enables Bitcoin—originally confined to its own blockchain—to be used within Ethereum’s DeFi ecosystem. The market is currently dominated by two leading players: BitGo’s WBTC, with a market cap of approximately $8 billion, and Coinbase’s cbBTC, at $5.9 billion.

