Cardano unveils Cardinal to connect Bitcoin users to $334M DeFi ecosystem

  • Cardano has launched Cardinal, a new protocol aimed at connecting Bitcoin to the Cardano decentralised finance (DeFi) ecosystem. The announcement, made by Cardano founder Charles Hoskinson on 9 June during the Bitcoin 2025 conference, marks a strategic shift to draw liquidity from Bitcoin's vast network into Cardano's smart contract infrastructure.