Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
61% | 39% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
61% | 39% | 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 |
|---|---|
| September 30 | 61% |
| August 31 | 41% |
| August 22 | 25% |
| August 15 | 2% |
| August 12 | 0% |
Market context
Iran and Oman have maintained a pragmatic diplomatic relationship despite regional tensions, making a formalised agreement on Hormuz traffic management theoretically feasible. The Strait of Hormuz remains one of the world's most strategically sensitive chokepoints, with roughly one-third of global seaborne oil passing through its waters. Any bilateral accord addressing vessel transit, safety protocols, or traffic coordination would represent a significant diplomatic breakthrough, particularly given the broader US-Iran sanctions environment and ongoing regional instability.
Historical precedent suggests such agreements emerge rarely and under specific conditions. The 1988 Tanker War ceasefire and subsequent Gulf Cooperation Council frameworks took years to negotiate. Oman's traditional role as a neutral mediator—evidenced by its hosting of secret US-Iran talks in 2013—indicates capacity for such diplomacy, yet formalising a Hormuz management agreement would require both parties to accept binding commitments on shipping access. The 3% implied probability reflects the high bar for this outcome within the 2026 settlement window.
Traders should monitor statements from Omani and Iranian foreign ministries, particularly following any regional de-escalation announcements or UN-mediated talks. Recent reports of Iranian-Saudi normalisation discussions suggest diplomatic appetite exists, though Hormuz-specific agreements remain distinct from broader regional rapprochement. Scheduled UN General Assembly sessions and any maritime security forums in the Gulf region could provide announcement opportunities. The absence of active negotiations or public statements from either government currently supports the low probability, though geopolitical shifts could rapidly alter this calculus.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi vs Polymarket, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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 Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 Kalshi vs Polymarket 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.
Trade Iran-Oman Hormuz Management Agreement by 2026? on Kalshi vs Polymarket
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