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
Donald Trump’s Truth Social output in this settlement window is the thing being measured, not the subject matter of the posts themselves. The count runs from 15 May, 12:00 pm ET to 22 May, 12:00 pm ET, with main-feed posts, reposts and quote posts counting, and replies excluded unless they appear on the main feed. Because the tracker only needs a post to remain visible for about five minutes, even brief deletions can still be captured for settlement.
A 0% implied probability is consistent with a contract that hinges on an active account rather than a one-off announcement. Trump’s posting volume on Truth Social has historically been uneven, with bursts around court rulings, campaign events, foreign-policy developments and media appearances, but also stretches of lower activity. Recent search results show him using the platform for high-salience political and foreign-policy messaging, including comments on Iran and the World Cup, which suggests the account can still be used for rapid-response signalling when headlines move. On-chain mechanics matter here because the market settles in USDC; liquidity in that venue typically tracks broader crypto risk appetite, even if the contract itself is not tied to BTC or ETH direction.
For traders, the main catalysts are scheduled appearances, fresh legal or policy developments, and any escalation in US political or international news that could prompt immediate posting. Post frequency can also be affected by travel, rallies, television interviews and late-day reactions to breaking stories. If broader crypto markets turn volatile, that can influence positioning and funding across BTC and ETH perpetuals, but it does not change the underlying settlement rule: only the captured Truth Social post count between the two ET timestamps matters.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
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.
- Is this market available outside the US?
- PolyGram 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 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in 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 15 - May 22, 2… on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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