Cipher Mining adds Amazon Web Services as data center client, announces 1 GW data center JV

Cipher Mining (NASDAQ: CIFR) has signed a second hyperscaler tenant, now with Amazon Web Services (AWS), further entrenching itself as a leader in the Bitcoin mining-to-AI factory pivot. Listed at $5.5 billion for a 15-year lease, AWS will host dedicated artificial intelligence workloads at Cipher’s Barber Lake facility. The lease covers 300 megawatts and will go live starting July 2026, with rent effective August 2026. Cipher will provide both air and liquid cooling to AWS. “There will be no need for fu ...