Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi 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 Kalshi UK.
Active sub-markets
Market context
Polymarket is pricing a leadership transition for Mojtaba Khamenei—the presumed successor to Iran's Supreme Leader and current holder of significant security and religious authority—at zero per cent on USDC-settled conditional tokens through end-2026. The market structure reflects traders' assessment that no removal, detention, or loss of de facto control occurs within roughly two years, despite Iran's history of internal power struggles and the inherent fragility of succession arrangements in theocratic systems.
Historical precedent suggests caution with zero-probability pricing in Iranian politics. Ayatollah Khomeini's designated successor, Ayatollah Montazeri, was removed from his position in 1989 amid factional disputes and health concerns—a shift that occurred without formal announcement of incapacity. More recently, the 2009 Green Movement and subsequent factional conflicts demonstrated how rapidly Iran's power structures can destabilise when legitimacy fractures. Mojtaba's position, whilst institutionally entrenched through control of the Quds Force and clerical networks, remains contingent on maintaining backing from the military establishment and hardline factions. His lack of formal religious credentials—he holds no grand ayatollah rank—distinguishes him from predecessors and creates potential vulnerability if broader clerical consensus shifts.
Traders should monitor Iran's internal security apparatus for signs of factional realignment, particularly any public statements from rival power centres or the Revolutionary Guards. Health developments affecting the current Supreme Leader, Ayatollah Ali Khamenei (now 85), could accelerate succession disputes. Geopolitical escalation—whether nuclear negotiations, military confrontation, or sanctions intensification—may trigger internal power recalculations. Recent reporting from Reuters and AFP on Iranian factional tensions provides baseline context for detecting material shifts in Mojtaba's institutional position.
Methodology
We track Iran leadership change by 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
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
- Is this market available outside the US?
- Kalshi 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.
- What does it cost to trade on Kalshi UK?
- Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in 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.
Trade Iran leadership change by 2026? on Kalshi UK
Live order book, 0% fees, USDC settlement in seconds.
Trade on Kalshi UK →