Cipher Mining Expands AI Data Center Push With ERCOT Capacity And Long-Term Lease

TL;DR Cipher Mining disclosed conditional ERCOT interconnection capacity for up to 300 MW. The company also reported a 15-year hyperscaler master lease tied to HPC data-center infrastructure. The SEC filing does not identify the hyperscaler tenant by name. Cipher Mining is pushing further into high-performance computing and AI infrastructure, using the power assets built around its mining business as a platform for longer-term data-center contracts. A September 21 SEC filing outlines conditional