Mining Pool Fee

A mining pool fee is the cut a pool keeps from the rewards it distributes, charged in exchange for aggregating many miners' hashrate, smoothing out luck, and handling payouts. The fee is usually expressed as a percentage of earnings and commonly falls between 0% and 4%. The exact figure is tightly linked to the pool's payout scheme, because different schemes shift the risk of bad luck between the pool and the miner — and whoever carries that risk expects to be compensated for it.

How the payout scheme sets the fee

Under Pay-Per-Share (PPS) and Full-Pay-Per-Share (FPPS), the pool guarantees payment for every valid share regardless of whether it actually finds a block, absorbing all the variance itself. To pay for that insurance, these schemes charge more — often in the 2–4% range — with FPPS also crediting each miner an average share of the transaction fees in recent blocks, not just the block subsidy. Pay-Per-Last-N-Shares (PPLNS), by contrast, only pays when the pool actually finds a block, distributing the reward across the last N submitted shares; variance lands on the miner, and in return PPLNS pools typically charge lower fees, sometimes near zero. Neither model is "better" in the abstract — a PPS-style pool is selling you an insurance product, and the fee is the premium.

Reading the true cost

The headline fee is not the whole story. A low PPLNS fee can still underperform a higher FPPS fee for a miner with intermittent uptime, because PPLNS rewards continuous share submission, while a high-uptime operation may keep more under PPLNS over a long horizon. Whether transaction fees are shared and how they are calculated, how "luck" is reported, payout timing, minimum-payout thresholds, and any withdrawal charges all move realized income. So does share accounting integrity: a pool's stated fee means little if its stratum implementation quietly discards valid shares. When comparing pools, compute expected sats per terahash per day after everything, not the advertised percentage.

Two reporting details help you audit what you are actually paid. First, the PPS rate: FPPS pools publish an expected value per terahash per day derived from difficulty, block subsidy, and recent fee levels — comparing your realized payout against that figure, and that figure against independent calculators, is how fee games get caught. Second, luck: PPLNS earnings swing with the pool's block-finding fortune, so judge such pools over weeks, not days, and be suspicious of persistent sub-100% luck at any large pool. Larger operations should also simply ask — meaningful hashrate routinely negotiates fee tiers below the published rate, and pools compete harder for steady, well-run fleets than their pricing pages admit.

Fees beyond the pool

Two other percentages deserve a place in the same mental ledger. Aftermarket firmware typically carries a dev fee — usually a low-single-digit percentage of hashrate mined to the developer's pool, and for the well-known options a small range rather than a flat number — which stacks on top of whatever your pool charges. And solo mining is the zero-pool-fee extreme: you keep 100% of any block you find and pay nobody, in exchange for accepting the full, brutal variance of the lottery yourself. For a small home miner, solo through your own node is less an income strategy than a sovereignty statement — and a perfectly honorable one.

Fees and decentralization

Pool choice is one of the few levers a miner fully controls, and it interacts directly with hardware efficiency and electricity cost — but it is also a vote. Fee revenue funds the handful of large pools that assemble most block templates today, so routing your hashrate (and your fee) toward pools that support miner-side template construction, as Stratum V2 job declaration enables, strengthens the network you are being paid in. For how miners shift hashrate toward better-paying targets, see profit switching; for instruments that hedge this revenue, see hashrate derivatives.

Compare pools in the pool centralization tracker.