Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
2% | 98% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
2% | 98% | 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.
Market context
China launching a military offensive to seize any part of Taiwan by 30 June is priced as a deep underdog at about 2% yes, with the market’s consensus firmly on no. That makes the trade look more like a tail-risk bet than a base-case invasion call. The main comparison point is not a full assault but China’s repeated grey-zone pressure: air and naval sorties, large drills, missile rehearsals and blockade-style exercises. ISW noted in April that the PLA had rehearsed a blockade of Taiwan in December 2025, which matters because blockade preparations can be read as stepping-stones, but they are still short of an overt invasion. The market’s low probability also reflects the difficulty of mounting a cross-strait amphibious operation on short notice and the fact that most official and intelligence commentary in 2026 has pointed to no fixed invasion timetable.
For catalysts, traders should watch for any sudden shift from routine coercion to explicit operational signalling: mobilisation orders, public PLA transport or logistics activity, port and shipping restrictions, evacuation language, or a declared exercise that looks like a blockade. Reuters reported in March that Taiwan had recorded a spike in Chinese military activity near the island, but elevated pressure alone has not been enough to move the event towards resolution. The key dependency is whether Beijing couples rhetoric with visible force posture changes, especially around major political dates, PLA exercise schedules, or any deterioration in cross-strait crisis management. At 2%, the crowd is effectively saying a June deadline leaves too little time for surprise prep; the value case, if any, sits on the narrow possibility that a crisis escalates from intimidation into an overt move faster than consensus expects.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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
- 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.
- 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.
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