Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Market context
The market asks whether WTI Crude Oil futures will close higher on 20 July 2026 than on the prior trading day. In prediction markets, a YES share pays out if the event occurs, while a NO share pays out if it does not. Here, the crowd implies a 100% chance of an “Up” close, meaning traders collectively expect the price to rise on that specific day.
Daily oil moves are rarely guaranteed, even when probabilities look absolute. Historically, markets assigning 100% to a single-day directional outcome often reflect thin liquidity or a mispriced event rather than certainty. Comparable cases in commodities show that even strong technical signals, such as the current “Strong Buy” reading on WTI futures, can reverse quickly if supply or demand shifts unexpectedly [2]. A 100% implied probability should therefore be treated as a signal of trader consensus, not a forecast immune to error.
Traders should monitor the US Energy Information Administration’s weekly inventory report, typically released on Wednesday, and any unexpected geopolitical developments affecting supply chains. The current WTI price sits near $82.18, with technical indicators favouring upside, but a drop below key support levels could trigger rapid downside pressure [2][4]. Any surprise in global demand data or refinery activity could override the current bullish bias, making the 100% YES price vulnerable to revision.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Market UK, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade WTI Crude Oil (WTI) Up or Down on July 20? on Prediction Market UK
Live order book, 0% fees, USDC settlement in seconds.
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