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Dice is the simplest game on the platform: pick your own odds, pick a side, and roll. One bet, one on-chain transaction, instant settlement: the stake is debited, the number is drawn, and the result is paid out in the same instruction.

How do you play Dice?

  1. Set your win chance. Use the slider to choose how likely you want to win, anywhere from 2% to 98%.
  2. Pick a direction. Bet that the roll lands under or over your target number.
  3. Roll. A number between 0.00 and 99.99 is drawn on-chain (10,000 equally likely outcomes). You win if it lands on your side of the target:
    • Under wins when the roll is below the target.
    • Over wins when the roll is above the target.
  4. Get paid. A win pays your stake times the quoted multiplier, settled immediately.
Your odds shape your payout: a high win chance pays a small multiplier, a low win chance pays a big one, and the expected value is the same at every setting. One target, two sides: bet under and the left side of the bar wins, bet over and the right side wins; the narrower your side, the bigger the multiplier

How is a Dice payout calculated?

The multiplier applies the house edge to the true odds:
(Internally everything is computed in basis points with exact integer math and a single floor division, multiplier_bps = (10000 − edge_bps) × 10000 / win_chance_bps, so rounding is deterministic and never in the player’s favor by error.) Worked examples at the current 1.5% house edge (see Fees & limits for the canonical live value): The return-to-player is uniform across every allowed setting: win chance × multiplier ≈ 98.5% at the current 1.5% house edge, whether you play it safe at 98% or hunt the 49× at 2%.

Fairness

The roll is derived from a hash that mixes a Solana slot hash (public network entropy the operator does not control and cannot predict when submitting the bet) with your account and a per-bet counter. Every bet emits an on-chain event carrying all the inputs, so anyone can recompute the roll and check the payout, not just you, and not only after the fact. Full derivation and a verification walkthrough: Dice fairness.

Limits

  • Bets are bounded by the table minimum and maximum.
  • Profit on a single bet is capped at the table maximum. If a win would exceed the cap, you are paid the cap. A capped win is still a win, and you always keep your stake.
Current values for bet bounds, the profit cap, and the house edge live in Game limits and Fees & limits.