Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets UK Pick polygram.ink |
10% | 90% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets UK → |
Polymarket polymarket.com |
10% | 90% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Best Prediction Markets UK.
Active sub-markets
| Megyn Kelly | 10% YES | 91% NO |
| Pope Leo XIV | 4% YES | 96% NO |
| Barack Obama | 100% YES | 0% NO |
| Pam Bondi | 2% YES | 98% NO |
| Melania Trump | 1% YES | 99% NO |
| Tucker Carlson | 22% YES | 79% NO |
Market context
The market assesses whether Donald Trump will publicly insult a specific individual between now and 31 May 2026. The resolution criteria encompass direct personal attacks, derogatory nicknames, accusations of weakness or disloyalty, and professionally disparaging remarks across any public platform—social media, rallies, press conferences, or interviews. The 9% implied probability suggests traders view such an occurrence as unlikely over the next eighteen months, though the definition's breadth means minor critical comments could trigger resolution depending on interpretation.
Trump's historical pattern of public criticism provides essential context for calibrating this probability. During his 2016 campaign and presidency, he issued frequent personal attacks on political opponents, media figures, and former associates—from "Crooked Hillary" to "Sleepy Joe" to "Disloyal" characterisations of cabinet members. The 9% odds imply either significant behavioural restraint compared to prior years, or that the unnamed target is someone Trump currently maintains cordial relations with. Cross-market comparison data remains sparse, though sportsbook operators typically avoid such granular political-speech markets, leaving prediction markets as the primary pricing mechanism.
Traders should monitor Trump's public schedule, particularly campaign announcements and media appearances, which historically correlate with elevated criticism frequency. Recent reporting from January 2025 indicates Trump remains active on Truth Social and at public events. The resolution hinges partly on how strictly moderators apply the criteria—whether mild criticism qualifies or whether only unambiguous insults count—creating potential for dispute resolution complications. Any significant political rupture involving Trump and the target individual would substantially increase resolution likelihood.
Methodology
This page reviews Who will Trump publicly insult by May 31? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Best Prediction Markets UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
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
- Is this market available outside the US?
- Best Prediction Markets UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 does it cost to trade on Best Prediction Markets UK?
- Zero. Best Prediction Markets UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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.
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