Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
6% | 94% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
6% | 94% | 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 |
|---|---|
| August 31 | 6% |
| July 24 | 1% |
| July 31 | 1% |
Market context
Mojtaba Khamenei, Iran’s third supreme leader, has remained inside the country since his appointment in March 2026 following the assassination of his father, Ali Khamenei. Current crowd-implied odds of 1% for his departure before July 2026 reflect the extreme operational security surrounding the new *rahbar*, who is reportedly avoiding public appearances due to the ongoing 2026 Iran conflict and recent drone attacks in Erbil [1][3]. Unlike historical precedents where successors occasionally sought medical treatment or diplomatic refuge abroad, Khamenei’s succession occurred during active warfare, making any exit highly improbable without a catastrophic regime shift.
Comparable cases from the 1979 revolution and the 1980s show that Iranian supreme leaders rarely leave the country once entrenched, particularly during conflict. The 1% probability aligns with analyst consensus that Khamenei’s presence is a stabilising symbol for the Islamic Revolutionary Guard Corps and the Assembly of Experts, which formally installed him [4][5]. Sportsbook lines on similar geopolitical events typically price such departures below 2%, suggesting the prediction market is not diverging meaningfully from traditional odds but rather reinforcing the baseline expectation of continuity.
Traders should monitor official statements from Iran’s state media, particularly RTVI and Iranian state TV, for any announcements regarding health crises, diplomatic summits, or emergency evacuations. Recent reports confirm Khamenei is still in Iran but refraining from public visibility, a pattern that has persisted since his selection [2]. Any shift in this behaviour—such as a confirmed medical trip or a sudden absence from Tehran—would be the primary catalyst for a probability spike, though no such signals have emerged as of July 2026.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Will Mojtaba Khamenei leave Iran by 2026? on PolyGram
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