Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
88% | 12% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
88% | 12% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Biden | 88% |
| Police Officer | 81% |
| Communist / Communism | 80% |
| Oil / Gas / Gasoline | 80% |
| Hottest | 74% |
| Stock Market | 72% |
| Transgender | 69% |
| Crazy | 68% |
| MAGA / Make America Great Again | 56% |
| Zohran / Mamdani | 56% |
| Through The Roof | 49% |
| Drug / Murderer 10+ times | 48% |
| Barack Hussein Obama | 47% |
| Supreme Court | 43% |
| Crime 15+ times | 41% |
| Kamala | 39% |
| Border 15+ times | 38% |
| Hell 7+ times | 33% |
| Think About It | 31% |
| Bitcoin / Crypto / Cryptocurrency | 3% |
| -No Qualifying Event- | 2% |
Market context
Donald Trump is scheduled to deliver remarks in New York on 14 August 2026. The Polymarket contract pricing this event at 39% YES reflects genuine uncertainty about whether a specific term will be uttered during the appearance. Settlement hinges entirely on the scheduled event occurring as planned and the remarks being publicly available for verification; any cancellation or postponement would render the market void. Traders are effectively pricing the intersection of two variables: the likelihood Trump attends and speaks, and the conditional probability he uses the particular phrase in question.
Historical precedent suggests Trump's prepared remarks and impromptu comments diverge substantially. During his 2016–2020 presidency, scheduled addresses often deviated significantly from prepared text, particularly when fielding questions or responding to crowd energy. His New York appearances specifically—whether at rallies, press conferences, or formal events—have demonstrated high variability in terminology and messaging. Markets pricing similar Trump speech contracts have typically settled YES when the term appeared in any form, including partial phrases or contextual variations, though exact resolution criteria vary by contract specification.
The critical catalyst is confirmation of the event's timing and format. As of early August 2026, traders should monitor whether Trump's schedule remains firm and what type of remarks are anticipated—a formal address carries different linguistic patterns than a rally speech. Any public statements from Trump's team about the New York appearance's nature, expected duration, or topic focus could shift market pricing materially. Media coverage of Trump's activities in the days preceding 14 August will likely influence late trading, as will any indication of technical issues preventing speech verification.
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 PolyGram, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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