Buterin pegs bitcoin mining cost at $93,700, above spot price
- —Buterin's breakdown: $37,600 for hardware and $40,600 for power
- —AI data centers spend 76% of costs on hardware and just 4% on power
- —CoinShares puts weighted average miner production cost at about $75,500
- —Mining difficulty rose 5.92% to 140.58T on Oct. 16, 2026
Why it matters: Production cost is not a price floor: with power costs at $40,600, most miners stay profitable well below spot.
Source: Block-Builders