If you run a hosted miner, two numbers on the mining dashboards decide most of your economics: difficulty and hashprice. In early September 2026 both moved, and they moved in opposite directions in a way that is worth understanding. Difficulty rose. Hashprice rose more. Here is what each one is, what actually happened, and how it lands on your invoice.
What are hashprice and difficulty?
Difficulty is how hard the network makes it to find a block. It adjusts about every two weeks to keep blocks coming roughly ten minutes apart. When more hashrate joins, difficulty climbs so the pace stays steady. A higher difficulty means your machine represents a smaller slice of the whole network, so it earns a smaller share of the coins.
Hashprice is the gross revenue that one petahash per second (PH/s) of mining power earns in a day, quoted in dollars; in early September 2026 it was about $39.63 per PH/s per day. It bundles the block subsidy plus transaction fees, priced in dollars. One PH/s is 1,000 TH/s, so a single modern rig is a fraction of that unit. Hashprice is the closest thing miners have to a daily revenue quote.
What happened in early September
At the September 5 adjustment, difficulty rose 1.31% to 127.45 trillion. That was the eighth increase of 2026, though difficulty is still down about 13% from where it started the year, so this was a small step up against a broadly softer year, not a new record.
Hashprice did the eye-catching part. It climbed about 22% over roughly a month, to around $39.63 per PH/s per day. Network hashrate, meanwhile, sat near 934 EH/s on a seven-day average, still under the one-zettahash mark it has been flirting with.
The important detail is why hashprice jumped. It was not a mining story. Transaction fees were running at less than half a percent of block rewards, so almost all of that revenue is the block subsidy. The 22% move tracked bitcoin's dollar price, not anything about the network. Hashprice is quoted in dollars, so when the price of bitcoin rises, the same machine earns more dollars for the same work. That is the whole mechanism.
How it lands on a hosted machine
Put real numbers on it. At $39.63 per PH/s per day, a 230 TH/s-class miner (0.23 PH/s) grosses about $9.11 a day before power. If that machine draws roughly 3.4 kW, it uses about 82 kWh a day. At our all-in rate of $0.07/kWh that is about $5.71 a day in electricity, leaving roughly $3.40 a day before any one-time costs. At a $0.12/kWh residential rate, the power bill alone is about $9.79, which is more than the machine earns. That gap is the entire argument for low-cost hosting.
Notice which number you control. Hashprice and difficulty are set by the whole network and by bitcoin's price; no single miner moves them. Your electricity rate is the one input you can actually lock in. When hashprice is high, a low rate widens your margin. When hashprice falls, that same low rate is what keeps a machine cash-flow positive instead of unplugged. It works in both directions, which is exactly why it matters.
The takeaway for operators
A month like this one is a useful reminder that mining revenue in dollars rides on bitcoin's price far more than on difficulty in the short run. You cannot forecast the price, and you should be suspicious of anyone who claims they can. What you can do is fix your cost side so you stay profitable across a wide range of outcomes. That means a predictable, all-in electricity rate with no revenue share skimming the upside when a month like this comes along.
If you want to see how today's hashprice and difficulty flow through to your own setup, model it with our profitability calculator. It pulls live bitcoin price and network difficulty, so the output reflects real conditions rather than a rounded example. For the full cost picture beyond electricity, our hosting cost guide breaks down every line item.
Frequently asked questions
What is bitcoin hashprice?
Hashprice is the daily revenue a unit of mining hashrate earns, quoted in US dollars per petahash per second (PH/s) per day. It combines the block subsidy and transaction fees. Because it is priced in dollars, hashprice rises and falls with bitcoin's price as much as with network changes. In early September 2026 it was around $39.63 per PH/s per day.
What does rising difficulty do to my miner?
A difficulty increase means the network is harder to mine, so your machine earns a slightly smaller share of the coins for the same work. The September 5, 2026 adjustment raised difficulty 1.31%. On its own, that trims revenue by roughly the same percentage. A rising bitcoin price can more than offset it, which is what happened here.
Why did hashprice jump 22% if difficulty went up?
Because hashprice is denominated in dollars and bitcoin's price rose. Transaction fees were under half a percent of rewards, so the increase was almost entirely the block subsidy revalued at a higher bitcoin price, not a change in mining fundamentals. Difficulty rising and hashprice rising at the same time is normal when the price is climbing faster than difficulty.
How do I stay profitable when these numbers move?
Control the input you can control: your electricity rate. Hashprice and difficulty are set by the whole network, but your $/kWh is fixed by your hosting agreement. A low, all-in rate with no revenue share keeps a machine cash-flow positive across a wider range of prices. Fathom Labs hosts at $0.07/kWh all-in at our Southeast Texas facility, with no performance fees and no share of what you mine.
Running a fleet and want the math for your exact hardware and rate? Talk to us and we will walk through it.