Firsthand Bitcoin · Data · Bitcoin miners

Data / Difficulty adjustments / Block 917,280

Bitcoin difficulty adjustment at block 917,280

October 1, 2025. Difficulty rose by +5.97% to 150.84T from 142.34T.

Change+5.97%
New difficulty150.84T
Period length13.2 days
Network hashrate then (7-day)1058.3 EH/s
Bitcoin price then$116,183
Hashprice then$50/PH/day

The 2,016 blocks before it took 13.2 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 5.97%: a large adjustment. For every machine on the network that is a pay cut of the same size until the next retarget.

Previous: September 18, 2025, +4.63% · Next: October 16, 2025, -2.73%

Every adjustment, charted · The next one · Difficulty in 2025