Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
28% | 72% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
28% | 72% | 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
The event here is whether U.S. authorities physically take Raul Castro into custody by 30 June 2026. At the current crowd-implied 28% for Yes, the market is pricing a low-probability, high-impact enforcement outcome rather than a routine diplomatic development. On the access side, the market’s “no-KYC up to $1,500” threshold means smaller positions can usually be placed with lighter onboarding, but that does not change the underlying legal framing: users in Germany should still consider the GlüStV position on online betting and the fact that U.S.-linked event markets can sit in a grey area depending on local treatment. The CFTC angle matters too, because Polymarket’s ability to serve users and list contracts is shaped by U.S. regulatory reach even where the underlying event is political rather than financial.
Historically, custody-style outcomes on former foreign leaders tend to trade as tail events until there is a concrete enforcement step, such as an indictment, arrest warrant, extradition request, or confirmed travel disruption. Comparable cases have often moved sharply only when official filings or custody logistics become public, not on rhetoric alone. Recent reports in the U.S. press and market coverage suggest the Castro story has already been pulled into a broader pressure campaign on Cuba, with Polymarket-linked coverage citing a possible indictment and U.S. officials discussing whether Castro could appear “by his own will or by another way”. That kind of language can support short-term repricing, but it still falls well short of actual U.S. custody.
For traders, the main catalysts are formal DOJ announcements, any sealed or unsealed charging documents, and whether there is evidence of a travel or detention operation before month-end. Watch for court scheduling, Treasury or State Department actions, and whether the U.S. publicly confirms a custody basis rather than merely an indictment. In this market, the distinction is critical: an accusation, summons, or diplomatic statement does not satisfy settlement unless U.S. government personnel physically detain, arrest, capture, or otherwise assume custodial control.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.
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?
- 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.
- 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.
- 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.
Trade Ex-Cuba leader Raul Castro in US custody by 2026? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Trade on PolyGram →