Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
87% | 13% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
87% | 13% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Mojtaba Khamenei | 87% |
| No Head of State | 5% |
| Reza Pahlavi | 3% |
| Maryam Rajavi | 1% |
| Hassan Rouhani | 1% |
| Alireza Arafi | 1% |
| Muhammad Mirbaqiri | 0% |
| Sadegh Larijani | 0% |
| Hassan Khomeini | 0% |
| Hassan Shariatmadari | 0% |
| Massoud Rajavi | 0% |
| Seyed Hossein Mousavian | 0% |
| Reza Pirzadeh | 0% |
| Navid Shomali | 0% |
| Mustafa Hijri | 0% |
| Ali Motahari | 0% |
| Gholam-Ali Haddad-Adel | 0% |
| Mostafa Pourmohammadi | 0% |
| Sadegh Mahsouli | 0% |
| Masoud Pezeshkian | 0% |
| Saeed Jalili | 0% |
| Mahmoud Ahmadinejad | 0% |
| Mohammad Khatami | 0% |
| Other | 0% |
| Mohammad Pakpour | 0% |
| Ali Larijani | 0% |
| Abbas Araghchi | 0% |
| Ahmad Vahidi | 0% |
| Mohsen Araki | 0% |
| Nasir Hosseini | 0% |
| Ahmad Hosseini Khorasani | 0% |
| Ali Asghar Hejazi | 0% |
| Mohammad-Bagher Ghalibaf | 0% |
| o | 0% |
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| cw | 0% |
| cx | 0% |
| cy | 0% |
| cz | 0% |
Market context
The Iran leader end of 2026? prediction market currently prices this outcome at 87% YES. This market will resolve to the individual who de facto holds and exercises the powers of the head of state of the Islamic Republic of Iran on December 31, 2026 at 12:00 PM ET. For the purposes of th…
Methodology
This page reads Iran leader end of 2026? on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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