Who will Trump publicly insult by July 31?

Platform comparison

Market context

Trump has kept up a familiar cadence of personal attacks in the past week, most recently using a rally to call Kamala Harris “mentally impaired” and saying she should be “impeached and prosecuted”. His appearance at the White House Correspondents’ Dinner was also described as a stream of insults rather than substantive remarks, underscoring how easily a public comment can satisfy this market’s threshold.[2][1]

That is why a 32% implied chance looks more like a steady baseline than a special event bet. Trump has a long record of ad hominem nicknames and derisive language in public settings, and recent coverage shows he is still willing to escalate when he has a live audience or a campaign stage.[1][2] For traders, the key comparison is not whether he is likely to criticise opponents in general, but whether he singles out the named person in clearly negative personal or professional terms before settlement.

The main catalysts are his public schedule, any televised remarks, and unscripted exchanges after legal, policy, or campaign developments. The final stretch before the 31 July cut-off still leaves room for a rally, press gaggle, courtroom reaction, or social-media post that is then amplified by mainstream outlets. The Polymarket framing also matters: a qualifying insult can be brief, and does not need to be part of a formal speech, so traders should watch both planned appearances and opportunistic reactions as the deadline approaches.[4]

Sources: 1 · 2 · 3 · 4

Methodology

We track Who will Trump publicly insult by July 31? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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 Prediction Today. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today 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.