Binary prediction markets on Sui. Oracle-settled, fifteen-minute windows, sub-second finality. The floor is always open.
BTC, ETH, SOL, SUI — each with a strike price and a fifteen-minute window. One question: above or below at the bell.
One press. Your position is committed to Sui. No order books, no counterparties — just a binary stance and a fixed window.
When the window closes, the oracle reports. Settlement is automatic. Winners receive proportional payouts. No claims, no friction.
Every market has a strike price, a fifteen-minute window, and an oracle. When the bell rings, the chain decides. No ambiguity, no appeals.
Pick above or below. Your position is committed instantly to Sui. No order books, no slippage, no counterparty risk.
Settlement is deterministic. The oracle reports, the contract executes, payouts flow. Every step verifiable on-chain.
The leaderboard is your track record. Consistent edge surfaces. Reputation is earned in fifteen-minute increments.
“The market is a room of opinions. We built a quieter room — strike, window, settle.”
Built on Sui for parallel execution and instant finality. Pyth oracles for deterministic price feeds. No intermediaries between your position and your payout.
Pyth Network price feeds on Sui. Every settlement is deterministic, verifiable on-chain, and independent of YOSUKU as an operator. The oracle reports; the contract executes.
A small settlement fee (1-2%) is taken from the winning side of each market. There are no hidden spreads, no market-making positions, and no proprietary trading.
No. Your maximum loss is your position size. There is no leverage, no margin, and no liquidation. Binary markets have a fixed downside by definition.
Short enough to be engaging and testable, long enough for genuine price discovery. Fifteen minutes is the smallest window where oracle latency is negligible relative to the round duration.
YOSUKU is a decentralised protocol on Sui. There is no geo-blocking at the protocol level. However, you are responsible for compliance with your local regulations.