Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
16% | 84% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
16% | 84% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| December 31 | 16% |
| March 31 | 0% |
| March 13 | 0% |
| April 30 | 0% |
| May 31 | 0% |
| June 30 | 0% |
Market context
The real-world event at the heart of this contract is the potential removal, detention, or incapacitation of Mojtaba Khamenei, Iran’s newly appointed Supreme Leader, before the end of 2026. Despite his formal succession following his father’s assassination in early 2026, Khamenei has not appeared publicly, issuing only written statements while reports suggest he is unconscious and critically ill after injuries sustained in the same strike that killed Ayatollah Ali Khamenei[2][4]. This absence and health crisis create a tangible vulnerability, yet the prediction market currently implies a 0% chance of him ceasing to be Iran’s de facto leader, a stark divergence from analyst concerns about his inability to govern[4][6].
Historically, Supreme Leader transitions in Iran have been abrupt and tied to health crises or political upheaval, as seen when Ali Khamenei’s death triggered an immediate succession vote by the Assembly of Experts[2][5]. Comparable cases, such as the sudden removal of leaders in authoritarian systems due to illness or detention, suggest that a 0% implied probability is unusually low when a leader is reportedly unconscious and unable to act[4]. While sportsbooks and some analysts may hedge on the possibility of a formal resignation or removal announcement, the prediction market’s flatline contrasts with the uncertainty surrounding Khamenei’s physical condition and public visibility[4][6].
Traders should monitor official announcements from Iran’s state media, scheduled addresses by the Assembly of Experts, and any intelligence reports on Khamenei’s health status, as these are the primary catalysts for a “Yes” resolution[2][3]. Recent reports from US and Israeli intelligence shared by Gulf allies confirm Khamenei is unconscious and in critical condition, a fact that could precipitate a leadership change if he remains unable to govern[4]. Any official statement of resignation, removal, or a public reappearance would directly impact the market, making these dependencies critical for assessing the contract’s true risk profile[2][4].
Methodology
This page is a comparison snapshot: one live quote, 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
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?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. 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'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 Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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.
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