Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
27% | 73% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
27% | 73% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| June 30, 2027 | 27% |
| December 31 | 17% |
| September 30 | 10% |
| July 31 | 4% |
| March 13 | 0% |
| March 31 | 0% |
| April 30 | 0% |
| May 31 | 0% |
| June 30 | 0% |
Market context
The real-world event at the heart of this market is whether Mojtaba Khamenei, Iran’s newly appointed Supreme Leader, will cease to hold de facto power before the end of 2026. A YES share in this prediction market means you believe he will be removed, detained, or otherwise prevented from acting as Iran’s leader; a NO share means you expect him to remain in power through the settlement date. With the crowd-implied probability at just 10% YES, traders are largely betting on continuity under the new regime, despite the turbulent circumstances of his succession.
Historically, leadership transitions in Iran have been rare and tightly controlled by the Assembly of Experts, with only three Supreme Leaders appointed since 1979. Khamenei’s elevation in March 2026—following his father’s assassination during the 2026 Iran war—was itself a defiant, hardline move, reinforcing institutional stability rather than opening it to disruption[2][3]. Comparable cases, such as the long rule of Ali Khamenei (1989–2026), suggest that once a Supreme Leader is formally confirmed, removal is uncommon absent major internal collapse or external invasion, which currently appears unlikely.
Traders should monitor official announcements from Iran’s state media, scheduled appearances by Khamenei (such as his Nowruz message), and intelligence reports on his health or security status[5]. Any credible news of his detention, resignation, or inability to command the armed forces would sharply increase the YES probability. Recent reporting from Axios notes lingering uncertainty over whether Khamenei is actively issuing commands, citing failed attempts by Iranian officials to meet him due to security concerns[5]. While no definitive proof of incapacitation exists, such dependencies remain critical catalysts for market movement.
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
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?
- 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.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Market UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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