Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
5% | 95% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
5% | 95% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| August 31 | 5% |
| July 31 | 1% |
Market context
Polymarket prices this contract at **1% YES**, which implies the market currently expects Farsi Island to remain under Iranian control through the settlement window. On the platform, that price is carried by USDC collateral on Polygon and resolved through conditional tokens, so the quote reflects traders’ view of whether the island’s control status will change by 31 August 2026 rather than a broader judgement about Gulf politics.
The baseline for reading the market is a long-established sovereignty arrangement: under the 1971 treaty, Iran and Saudi Arabia mutually recognised Iranian sovereignty over Farsi Island and Saudi sovereignty over Al-‘Arabiyah, with each island granted a 12-nautical-mile territorial sea.[1] Farsi Island is also described in Iranian-language reference material as part of Bushehr province in the Persian Gulf.[2] For this contract to pay out YES, that arrangement would need to be displaced in practice by another state, occupying force, or internationally backed authority; temporary raids, offshore naval activity, or short-lived disruption would not be enough.
For traders, the main catalysts are not routine military moves but a genuine transfer of primary governmental or military control: an announced occupation, a durable security handover, or a formal change backed by recognised authorities. Anything less would likely leave the outcome unchanged under the market’s rules. The most relevant watchpoints are Iranian force posture around the island, any unusual regional escalations that threaten fixed-site control, and any diplomatic or military statements that explicitly discuss sovereignty or administration rather than mere presence.
Methodology
This page reviews Farsi Island no longer under Iranian control by 2026? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
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?
- 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.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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 PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Farsi Island no longer under Iranian control by 2026? on PolyGram
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