Core Scientific Ends Block Bitcoin Mining Chip Deal With $41.9 Million Loss

Data center operator Core Scientific ended its Bitcoin mining chip purchase contract with Jack Dorsey’s Block at a loss of $41.9 million. According to Odaily, Core Scientific had previously paid Block $67.9 million in prepayments, including $10 million in July 2024, $21.3 million in January 2025, and $36.6 million in January 2026.After the contract was terminated, the remaining delivery obligations were canceled and the prepayments became a loss. Core Scientific signed a 15-year lease with AMD covering 529 megawatts one day before the termination, and the agreement is expected to generate more than $14 billion in contract revenue.