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HOW THE MINE WORKS

The whole protocol, no fine print withheld.

The idea

GPU is virtual mining that pays a real token. Every GPU card is an NFT with a hashrate. Stake it in the rig and it earns exactly the way real hardware earns on a proof-of-work chain: a global rate per second, split pro-rata across all the power currently mining.

your rate = stream × your MH ÷ network MH

Each card is a Metaplex Core NFT — the same format OTC Desks uses. It is a single account in the GPU collection, so it costs less to mint than a classic Solana NFT, it shows up in any Solana wallet, and it can be listed on Magic Eden or Tensor like any other NFT. Staking one moves it into the rig's escrow; unstaking hands it back.

What you mine is $GPU, and the single most important thing to understand about it is that the game cannot make any. $GPU was launched on Pump.fun, which mints the whole supply once at creation and revokes the mint authority in the same transaction. No key in existence can issue another one.

So every $GPU a miner earns was bought on the open market first, with SOL other players paid into the game. There is no emission schedule to inflate, and equally no free money: if nobody plays, the pot is empty and the stream is zero. See where the money comes from.

$GPU has a second job besides being the prize: it is burned to mint a machine and to build a PC (see the $GPU burn), and burned means gone from a supply nothing can replace.

More cards on the network → everyone's share thins. Bigger card → bigger cut. That's the whole game: grow your rig faster than the network grows.

The $GPU stream

The miners' 70% of everything the game earns collects as SOL in a pot. A keeper spends that pot on $GPU through Jupiter, and what it buys is streamed out to staked machines. The stream leaks — on purpose. Every buy takes whatever is left unstreamed and re-streams the total linearly over 12 hours (the classic Synthetix drip):

rate = ($GPU still unstreamed + newly bought) ÷ 12 hours

One asset, one stream, one clock — simpler than the six rotating stock streams this replaced, and the reason is the token rather than a change of taste: with a fixed-supply coin there is nothing to rotate between. Mining never stops or switches off. If the network is briefly empty (nobody staked), the stream pauses and the $GPU waits for the next rig to come online — time never steals from miners.

What the keeper pays matters to you directly. A thin market means the same pot buys fewer tokens, so the keeper refuses any buy whose price impact is over its ceiling and splits the pot across runs instead.

Where the money comes from

70% of every mint (0.35 SOL per card) is forwarded on-chain into the rig's pot the moment it's paid, where it waits to be turned into $GPU — every new player buys $GPU for the rigs already online. The remaining 30% funds the project.

Every in-game fee splits exactly the same way: overclock costs, fusion fees and rack prices send 70% into the pot and 30% to the project. One rule for every lamport that enters the game — money spent upgrading your rig becomes income for everyone mining, you included.

And it is the only source. The pot is the whole of what pays miners, because $GPU cannot be minted: no treasury unlock, no team allocation drip, no emission. When the game is quiet, the stream thins. That is not a bug being managed, it is the design.

Your room and its racks

Your mining room starts with 4 shelf slots. Each rack you buy adds 4 more, up to 12 racks (52 slots total). Rack n costs 0.875 SOL × n, so the price climbs with every rack, and 70% of it goes straight into the pot that buys the miners' $GPU. Expanding your farm pays the whole network.

The cards

ModelRarityBase MH/sMint odds
Spud GT 210Common1052%
Miner MX 450Uncommon2526%
Volt VX 3060Rare6013%
Blaze BZ 4080Epic1507%
Quantum QX 9090Legendary4002%
Singularity ∞Mythic1000fusion only

Minting costs 0.35 SOL per card, up to 8 per transaction — plus the $GPU burn below.

Only 2,500 machines will ever be made. Not 20,000 — that figure is a constant in the contract from before the collection was capped, and the game does not honour it. The site stops signing mints at 2,500.

From there the number only falls, because fusion is subtraction: two machines go in and one comes out, so every forge removes one from the world permanently. The ceiling drops with it — most that can exist = 2,500 − fusions — and it never rises again. Fusing does not free room to mint something new; it retires a slot.

So two figures are worth reading, and the site shows both: how many have been made, against the 2,500 that ever will be, and how many are alive, against a ceiling that is lower every time someone forges. The second is the number a marketplace and your wallet report.

The $GPU burn

A machine is paid for twice. The SOL half is the mint price above, and it goes to work for the miners. The second half is 50,000 $GPU, and it goes nowhere: the tokens are burned against the mint, which on Solana permanently reduces the supply the mint reports. Nobody has to be trusted to leave a "dead address" alone, because there is no address — the tokens stop existing.

The number is not decoration. $GPU has a fixed supply of one billion — fixed in the strong sense, since Pump.fun revoked the mint authority at creation — and the collection is capped at 2,500 machines, so minting the last one burns 2,500 × 50,000 = 125,000,000 $GPU — 12.5% of everything that will ever exist, gone from a supply nothing can replace. The burn only runs one way, so that share can only grow.

How it works. The burn happens inside the mint itself: one transaction takes the SOL, burns 50,000 $GPU from your token account, and makes the card. Nothing is held in escrow, nothing has to be bought in advance, and there is no separate pass to acquire first.

The burn is enforced by the program, not by this site. That distinction is the whole point: a rule the front end checks holds exactly as long as the front end keeps checking it, and anybody can skip a front end.

The amount can be retuned — $GPU is a young coin in a thin market, and a token that doubled overnight would otherwise silently double the cost of a machine. It moves only inside a band fixed at deploy (1,000 to 200,000), so it can never be set to zero and never priced out of reach.

Anti-bot — why the supply can't be sniped

A cooldown alone stops nobody — bots just rotate wallets. The mint stacks three real layers:

1 · Humans only. mint() refuses contracts (EOA-only). That also kills tier-sniping — no contract can simulate the roll and revert unless it lands a Quantum.

2 · Signed permits. While the gate is armed, every mint needs a single-use EIP-712 permit issued by the site behind a bot check — it names your wallet, your count and a 5-minute deadline, and burns an on-chain nonce. Headless scripts can't farm mints without farming captchas.

3 · The drip. A global cap of 400 mints per hour is enforced on-chain. Even a captcha farm cannot drain 20,000 machines in a rush — sold out in 10 minutes is mathematically impossible. (Plus the polite layer: a 30s per-wallet cooldown.)

Overclock

Any card can be overclocked +20% of its base hashrate per level, up to +100% at level 5. The cost is base MH × 0.004 SOL × 2^level — it doubles every level, and 70% of it buys $GPU for the miners.

A card must be in your wallet to overclock (eject it from the rig first). The rig re-reads the hashrate when you slot it back in.

Fusion

Two cards of the same tier + a SOL fee (base MH × 0.001 SOL, 70% into the miners' pot) forge one card of the next tier, fresh at level 0. The two sources burn forever — fusion shrinks the collection and concentrates power.

The Singularity ∞ (1,000 MH/s) never drops from a mint. The only path is fusing two Quantum QX 9090s.

The workshop

Every machine's looks — chassis, case colour, accent, finish, lights, decal, screen — were rolled from its serial at mint and stuck there. In the workshop you burn $GPU to roll them again, as many times as you like, and burn more to seal a look: sealing freezes it forever and marks the card as sealed in its metadata, for you and for anyone you ever sell it to.

Looks only. Hashrate, earnings, rank and rarity are untouched — a sealed machine in gold mines exactly what a plain one does. This is not modesty about a hidden buff: the rig is ownerless and immutable, so no function exists, for us or for anyone, that can raise what a miner earns. Appearance is the one thing a burn can honestly buy, because the site is what serves the metadata.

Where the tokens go. Straight from your wallet to 0x…dEaD in the same transaction. The workshop never holds a balance and has no withdraw. Its two prices can be retuned inside a band written into the contract at deploy, for the same reason the pass price can — a thin pool moves, and a fixed number would drift into nonsense — and outside that band they cannot go.

Nothing changes for a machine you never bring in. A card that is never rerolled draws from its serial exactly as it does today, forever. A shelved card can be worked on without unshelving: it keeps mining throughout.

The crafting membership. Working on a machine asks you to hold 100,000 $GPU — hold, not spend: the tokens never leave your wallet, they are only measured at the moment you act. It covers the workshop and the overclock, and honestly put, the gate is the site's rule rather than the chain's — there is no Solana program to check a balance yet. What is never gated, by anything: mining, claiming, shelving, selling. The game you bought stays the game you bought.

Trust model

The rig has no owner. No pause, no parameter changes, no withdraw function. $GPU that enters the rig can only leave through a miner's claim — pro-rata mining, nothing else. The pool is the vault's plain token balance, checkable on Solscan by anyone.

It does have one privileged role, and it is worth being precise about: turning SOL into $GPU needs somebody to execute the trade, so a keeper may release the pot. It can only ever buy $GPU — one fixed mint, not a token it gets to choose — and every buy is bounded by a minimum output and a price-impact ceiling. What it buys is measured as the vault's own balance change, so a bad route fails instead of quietly losing money, and the keeper can never name itself as the recipient. It cannot touch staked cards or anything already accrued. The trade-off is honest: if the keeper key is lost, the SOL in the pot stays there, because there is no owner to appoint another.

The collection keeps a small owner surface: metadata URI (so art can move to IPFS), the anti-bot throttle, royalties, and sweeping the project's 30% of mints and fees. The owner can never touch your cards or the miners' stream — the 70% cut is forwarded the instant you pay.

The mint burn has one dial and no custody. The owner can retune how much $GPU a machine destroys; nothing else. Nothing ever holds the token — it is burned out of your own token account inside the mint — so there is no balance for anyone to withdraw.

The RoyaltyRouter has no owner at all. It is the collection's royalty address: whatever any marketplace sends it, it splits 70/30 between the rig and the project. The split is hardcoded, the three addresses are immutable, and the flush is permissionless — anyone can force the money through, so nobody can sit on it, and it holds funds only between a sale and the next keeper round. Royalties paid in wrapped SOL are unwrapped before splitting, so nothing can strand.

Randomness fine print: tier rolls use slot-derived pseudo-randomness (recent blockhash + payer + serial). That is fair against other players but theoretically influenceable by the leader for the slot. It decides which card you pull — never who earns what.

The loop

burn $GPU → mint → slot in → mine $GPU → claim → spend into upgrades → mine harder

It closes, and that is the point: the $GPU you burn to mint comes out of the same fixed supply the pot has to buy from, so a busy game makes the thing it pays you in scarcer. Or list a card on Magic Eden and sell the hashrate itself — staked cards sit inside the rig, so anything listed is provably idle.

WELCOME TO GPU

A mining game on Solana. Buy a graphics card, put it in your rig, and it earns $GPU for as long as it is plugged in.
Not financial advice. Only spend what you are happy to lose. Full mechanics →