Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Alternative UK) Pick polygram.ink (preferred broker) |
90% | 10% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
90% | 10% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↓ $85 | 90% |
| ↑ $90 | 80% |
| ↓ $80 | 73% |
| ↑ $95 | 57% |
| ↑ $100 | 41% |
| ↓ $75 | 40% |
| ↑ $105 | 33% |
| ↑ $110 | 18% |
| ↓ $70 | 16% |
| ↑ $115 | 12% |
| ↑ $120 | 7% |
| ↓ $65 | 5% |
| ↑ $140 | 3% |
| ↑ $130 | 3% |
| ↑ $150 | 2% |
| ↓ $60 | 2% |
| ↓ $50 | 1% |
| ↓ $40 | 1% |
| ↓ $55 | 1% |
| ↓ $30 | 0% |
| ↓ $20 | 0% |
Market context
Polymarket currently prices this WTI August 2026 contract at **1% YES**, so the market is treating a hit of the relevant price level as a very low-probability outcome rather than a live base case. On Polymarket, that 1% is expressed through USDC-backed, conditional tokens on Polygon, so the contract price is the crowd’s marginal view on whether the settlement condition will be met by the window ending 2026-09-01T03:59:59.999Z.
For framing, the current implied probability sits well below most published 2026 oil forecasts. The EIA’s recent STEO materials and earlier 2026 outlooks put WTI in a much lower band than a sharp August spike would imply, while major bank and survey forecasts cluster around the mid-$50s to mid-$80s a barrel for 2026 on average, depending on supply assumptions and disruption risk.[1][4][9][12][13] That makes this market more like a tail-risk trade on an abrupt shock than a bet on the median path; traders usually read such low odds as pricing in a large move above consensus, not a routine summer drift.
The main catalysts to watch are OPEC+ production decisions, any update from the EIA’s monthly STEO, and shipping or geopolitical disruptions that change the physical balance quickly.[1][14] Goldman’s recent cut to its 2026 and 2027 oil forecasts after the Strait of Hormuz reopened is a reminder that route security and export flows can reset expectations fast, even when demand data are steady.[6] Near the settlement window, attention should stay on U.S. inventory releases, refinery runs, and front-month NYMEX positioning, because August WTI pricing will be driven less by long-run averages than by whether prompt supply tightens enough to force a one-off spike.
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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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 Polymarket Alternative UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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.
- 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.
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