Resolution criteria on PolyGram: This market will resolve to "Up" if the XRP price at the end of the time range specified in the title is greater than or equal to the price at the beginning of that range. Otherwise, it will resolve to "Down". The resolution source for this market is information from Chainlink, specifically the XRP/USD data stream available at https://data.chain.link/streams/xrp-usd. Please note that this market is about the price according to Chainlink data stream XRP/USD, not according to other sources or spot markets.
Real-money prediction markets aggregate live odds from thousands of traders, surfacing a sharper probability than any single forecast. Current odds favour the YES side at 50%, making this a coinflip market with 1 day to resolution — final-48h markets historically see the largest volume spikes, backed by $2K of resting liquidity.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| XRP Up or Down - May 16, 1:30AM-1:35AM ET | 50% YES | 50% NO |
XRP's price movement across a five-minute window on 16 May 2026 will determine this market's resolution, with settlement contingent on Chainlink's XRP/USD data feed rather than spot exchange prices. The current 50/50 split on Polymarket's order book reflects genuine uncertainty around intraday volatility at that specific timestamp, suggesting neither directional bias has gained traction amongst active traders positioning ahead of the settlement window.
Five-minute price windows in cryptocurrency typically exhibit noise-driven outcomes rather than directional conviction. Historical precedent from similar micro-timeframe markets shows that without scheduled announcements or macroeconomic releases coinciding with the exact settlement period, XRP tends to oscillate within its prevailing range. The equal probability weighting indicates traders are pricing this as a near-random outcome, consistent with how equity and crypto microstructure behaves during low-volatility periods absent exogenous shocks.
Traders monitoring this market should track whether any regulatory announcements, exchange listings, or broader cryptocurrency market movements occur in the hours preceding 1:30 AM ET. XRP's sensitivity to SEC litigation developments and institutional adoption news could introduce directional pressure, though the compressed five-minute window limits the likelihood of meaningful price discovery unless a major catalyst breaks immediately before settlement. Chainlink's data feed reliability and any potential divergence from major spot markets warrants attention, as the resolution explicitly depends on that specific oracle rather than aggregated exchange pricing.
This market settles from the official outcome published at https://data.chain.link/streams/xrp-usd. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
For this market, the resolution date is 16 May 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. Disputed resolutions are rare — fewer than 0.5% of PolyGram markets in 2026 to date — and even rarer for events with clear, verifiable resolution sources.
Funds clear directly to your in-app USDC balance on Polygon. From there, withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. At the current YES price of 50%, a $100 stake on YES would buy shares paying out at $1.00 each on resolution — your slippage tolerance and the depth of resting limit orders determine the actual fill.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
The mechanics for trading "XRP Up or Down - May 16, 1:30AM-1:35AM ET" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$0 in lifetime turnover and $2K of resting liquidity puts this market in the below the median by volume for crypto prices contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
As of today, traders on Polymarket price this outcome at 50%. The number updates continuously as the order book clears. PolyGram mirrors the same live odds with locale-aware formatting and USDC settlement.
Resolution is sourced from https://data.chain.link/streams/xrp-usd. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 16 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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