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
| March 31 | 0% YES | 100% NO |
| January 31 | 0% YES | 100% NO |
| December 31 | 37% YES | 63% NO |
Market context
Polymarket currently prices US military action against Cuba—defined as drone, missile, or air strikes on Cuban soil by end-2026—at zero per cent, reflecting trader consensus that such an operation falls outside plausible near-term scenarios. The contract settles YES only if a US-initiated aerial strike is announced or credibly reported; naval blockades, cyber operations, or covert ground incursions do not qualify. USDC collateral backs both YES and NO conditional tokens on Polygon, with settlement contingent on reporting from major news outlets or official US government statements.
Historical precedent suggests extremely low baseline risk. The US has not conducted military strikes on Cuba since the 1962 missile crisis, and subsequent decades of embargo coexist with de facto acceptance of Cuban sovereignty. The 2015 Obama-era diplomatic thaw, though reversed under Trump, established no pattern of escalation toward kinetic action. Even during periods of heightened US-Cuba tension—including the 2017–2021 Trump administration—no serious military strikes materialised, despite rhetorical hostility toward the Castro regime.
Near-term catalysts remain sparse. Traders should monitor statements from the incoming US administration regarding Cuba policy, any major incident involving US personnel or interests in the region, and developments in Venezuela (where Cuban military presence is substantial). Recent reporting from Reuters and AP News shows no current administration officials advocating military strikes. The 0% pricing reflects genuine structural constraints: Cuba poses no direct military threat to US territory, and domestic political appetite for unilateral action remains negligible across both parties.
Methodology
We track US military action against Cuba by...? 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
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
- 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.
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