Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↓ $80 | 100% |
| ↓ $85 | 100% |
| ↑ $80 | 100% |
| ↓ $75 | 72% |
| ↑ $85 | 70% |
| ↑ $90 | 40% |
| ↓ $70 | 37% |
| ↑ $95 | 24% |
| ↑ $100 | 17% |
| ↓ $65 | 16% |
| ↑ $105 | 9% |
| ↑ $110 | 7% |
| ↓ $60 | 4% |
| ↑ $115 | 4% |
| ↑ $120 | 3% |
| ↑ $150 | 1% |
| ↑ $140 | 1% |
| ↑ $130 | 1% |
| ↓ $55 | 1% |
| ↓ $50 | 0% |
| ↓ $40 | 0% |
| ↓ $30 | 0% |
| ↓ $20 | 0% |
Market context
WTI crude oil needs to trade at the market’s stated threshold at any point in August 2026, so the key issue is not the month-end average but whether a brief spike clears the level before the settlement window closes. The crowd is pricing that event at just **1%**, which is far below most external oil forecasts and indicates the contract is being treated as a long-shot tail outcome rather than a base case.
That 1% reading looks sharply out of line with the broader range of public 2026 oil views. The EIA’s latest Short-Term Energy Outlook, released in June, pointed to much lower 2027 prices after disruption eases, while Reuters reported in January that analysts expected U.S. crude to average about **$58.15** in 2026[2][11]. Other published forecasts for August 2026 cluster well above that level, including one at **$61.4** and another around the mid- to high-$80s, although those retail-style forecasts vary widely in methodology and are less authoritative than agency outlooks[1][5]. The gap suggests the market may be pricing this as an extreme upside event, while consensus forecasters see a much calmer price path.
For traders, the main catalysts are OPEC+ supply policy, any disruption to Middle East shipping lanes, U.S. inventory trends, and the monthly updates from the EIA, which can reset expectations quickly[2][11]. August also sits inside the period when front-month futures can react sharply to refinery maintenance, hurricane risk in the Gulf, and any shift in global demand outlook. If spot WTI is already well below the contract strike by mid-July, the probability of an intra-month touch usually depends on a sudden headline shock rather than gradual fundamentals.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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 What will WTI Crude Oil (WTI) hit in August 2026? on Best Prediction Markets
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