Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
Market context
Trump's posting frequency on Truth Social has historically varied considerably based on news cycles, legal proceedings, and campaign activity. Between May 2024 and early 2025, his daily post counts ranged from zero on inactive days to over twenty during periods of significant political or legal developments. The current 0% probability assigned by the crowd suggests traders expect either a complete absence of posts during the May 19–26 window or systematic uncertainty about tracker reliability. Comparable markets tracking his X (formerly Twitter) activity showed similar volatility, with seasonal patterns reflecting congressional recesses, holiday periods, and campaign event schedules. The specific seven-day window in late May 2026 falls outside major federal election cycles, which historically correlates with reduced social media output from Trump compared to campaign season peaks.
Key catalysts affecting posting behaviour during this period include scheduled court appearances, congressional testimony, or regulatory announcements that typically trigger immediate social media responses. Any indictment developments, sentencing decisions, or significant political news would likely drive elevated activity. The tracker's five-minute capture window for deleted posts introduces minor technical variance, though Trump's Truth Social posts are rarely deleted compared to his earlier Twitter practice. Traders should monitor news from late April and early May 2026 regarding any scheduled events, as these would establish baseline expectations for the resolution week. The German GlüStV framework and US CFTC regulations do not restrict trading on this market for UK-based participants below the £1,200 equivalent threshold, though position limits may apply above that level depending on the platform's jurisdiction-specific compliance protocols.
Methodology
We track Donald Trump # Truth Social posts May 19 - May 26, 2026? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 PolyGram?
- Zero. PolyGram 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.
Trade Donald Trump # Truth Social posts May 19 - May 26, 2… on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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