YieldFi is a permissionless on-chain asset management platform offering Liquid Yield Bearing Tokens (LBTs) across assets. yBTC is a vault-backed Bitcoin yield token that abstracts complex DeFi strategies into a simple, composable token. By depositing wrapped BTC, users gain exposure to yield opportunities sourced from tier-1 BTC-Fi protocols. yBTC is fully backed, transparent, and redeemable, enabling BTC holders to earn sustainable real yield while retaining liquidity.