Publicly traded Bitcoin miners need roughly $50 billion to complete planned AI infrastructure projects, with IREN, Riot Platforms, and HIVE Digital facing funding gaps of about $21.1 billion, $7.2 billion, and $4.6 billion respectively. Borrowing costs vary by client, contract, and project completion path, while miner debt has surged about 500% since Q2 2024 even as Bitcoin weakens.