Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Tax UK Pick polygram.ink |
3% | 97% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Tax UK → |
Polymarket polymarket.com |
3% | 97% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Tax UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Tax UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Tax UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Tax UK → |
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 Polymarket Tax UK.
Active sub-markets
| No Head of State | 3% YES | 97% NO |
| Muhammad Mirbaqiri | 0% YES | 100% NO |
| Sadegh Larijani | 1% YES | 99% NO |
| Mojtaba Khamenei | 71% YES | 30% NO |
| Hassan Khomeini | 2% YES | 99% NO |
| Reza Pahlavi | 7% YES | 94% NO |
Market context
The Islamic Republic of Iran's supreme leader position remains one of the world's most durable executive offices, held by Ayatollah Khamenei since 1989. This market asks whether the individual exercising de facto control over Iran's state apparatus—command of the armed forces, judiciary, and executive institutions—will change by year-end 2026. The 3% implied probability reflects the structural stability of Iran's theocratic system and Khamenei's entrenched position, despite his age (85) and recurring health rumours that periodically surface in Western media.
Historical precedent offers limited guidance. Iran's supreme leader position has transferred only once since the 1979 revolution, when Khomeini died in office and Khamenei assumed the role. Succession mechanisms exist within the Guardian Council framework, yet no formal transition has occurred under that system. Regional comparisons—Syria's Assad succession in 2000, Iraq's post-2003 institutional transfers—show that even sudden leadership changes often preserve underlying power structures and de facto authority continuity, complicating settlement interpretation.
Traders should monitor Iranian state media announcements regarding Khamenei's public appearances and health statements, particularly any Guardian Council statements on succession procedures. The market's settlement hinges on identifying who "exercises primary governing authority" on 31 December 2026; this definition extends beyond ceremonial office-holding to actual command of security forces and core decision-making. Any constitutional crisis, military intervention, or factional power struggle would trigger settlement disputes requiring careful documentary evidence of who held effective control at the deadline.
Methodology
We track Iran leader end of 2026? 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
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 Polymarket Tax UK, 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?
- Polymarket Tax UK 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.
- 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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