Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Legal UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Joe Biden | 100% |
| Barack Obama | 100% |
| Nicolás Maduro | 100% |
| Jimmy Kimmel | 100% |
| Kaitlan Collins | 100% |
| Vladimir Putin | 69% |
| Marjorie Taylor Greene | 48% |
| Emmanuel Macron | 48% |
| Alex Jones | 42% |
| Zohran Mamdani | 40% |
| Jerome Powell | 38% |
| Tucker Carlson | 26% |
| Freidrich Merz | 10% |
| Candace Owens | 8% |
| Keir Starmer | 8% |
| Elon Musk | 8% |
| Norah O'Donnell | 8% |
| Megyn Kelly | 7% |
| Pope Leo XIV | 7% |
| Pam Bondi | 5% |
| Benjamin Netanyahu | 5% |
| Kevin Warsh | 4% |
| Viktor Orbán | 3% |
| Mohammed bin Salman | 3% |
| J.D. Vance | 2% |
| Melania Trump | 1% |
| Xi Jinping | 1% |
Market context
Donald Trump has a long record of using public remarks to attack opponents by name, often with repeated personal jibes rather than policy criticism. Recent examples include a rally in Erie, Pennsylvania where he called Kamala Harris “mentally impaired” and described her as “stupid”, “weak”, “dumb as a rock” and “lazy”, which is the sort of language this market is designed to capture.[2]
That history matters because the current **32%** crowd-implied probability sits below what his rhetoric often suggests in high-tempo political moments, but it still depends on whether he has a visible stage or interview opportunity before the window closes. Coverage of a recent White House Correspondents’ Association dinner speech also described his remarks as “filled with far more insults than assertions of fact”, reinforcing that insult risk rises when he is in front of cameras and reacting to live political or media pressure.[1][4] Traders should watch scheduled appearances, press avails, campaign events, court-related commentary, and any response to breaking news, because those are the settings where personalised attacks typically surface first.
For accessibility and settlement, this is the kind of retail-facing event that may be easy to observe but not always easy to access uniformly. Under German **GlüStV** rules, the combination of event-based wagering and payment controls can affect whether a platform is available to users in Germany at all, while the **US CFTC** can matter if a venue or market structure is treated as a derivatives product rather than a pure social prediction game. A “no-KYC up to $1,500” policy means a trader can usually enter without full identity verification until cumulative activity reaches that threshold, which lowers friction for small positions but does not change how the market resolves.
Methodology
This overview of Who will Trump publicly insult by July 31? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Legal UK has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Legal UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Legal UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
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