Permissionless cash-or-nothing σ-band markets on Robinhood Chain. Anyone creates bands around spot; traders buy shares in USDG; at expiry the winning pot splits pro-rata.
To start, select a market action below…
Basic
- Explore markets(live)
- Portfolio(positions)
- Live markets(open)
- Settled(history)
Bands
- ATM band(μ)
- μ−1σ / μ+1σ(wings)
- μ−2σ / μ+2σ(tails)
- Full chain(3–21)
Create
- New market(anyone)
- σ calculator(EWMA)
- BTC / ETH(crypto)
- SOL / NVDA(more)
Enter an expected horizon — our calculator suggests the σ step that fits.
- LIVE: Robinhood Chain · USDG collateral
- Straddle & Strangle helpers on every board
- Settlement via Chainlink (Pyth fallback)
1. Create
Pick underlying, expiry, σ, bands, optional 0–2% fee.
2. Trade
Buy shares in any band with USDG. Price = share of the pot.
3. Settle
Oracle picks the winner. Pot splits pro-rata.
7-day historical + EWMA blended step for your horizon.
7d hist σ
21.8%
EWMA σ
16.9%
Step (bps)
101