Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket KYC UK) Pick polygram.ink (preferred broker) |
9% | 91% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
9% | 91% | 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 → |
Market context
The Strait of Hormuz remains effectively closed, with commercial transit at near-zero levels despite a brief reopening in April 2026 that collapsed within days. Approximately 150 vessels are stranded, and the chokepoint has been shut for 100 consecutive days, marking the first operational closure of this critical energy route in modern history. This unprecedented disruption has driven oil prices higher, tripled tanker spot rates for Gulf-to-Asia routes, and forced rerouting via the Cape of Good Hope, adding up to 14 extra transit days.
Historical precedents for such closures, including the 1980s Tanker War, show that sustained traffic recovery rarely occurs without a formal ceasefire or direct military intervention. The current 9% crowd-implied probability reflects the deep structural barriers: Iran retains asymmetric control via drones and missiles, while the US-Iran deadlock persists despite an April 8 ceasefire. Recent reporting confirms that merely six vessels navigated the strait in the last 24 hours, a precipitous drop from the typical 60 daily passages, underscoring why normalisation by July 7 appears highly improbable.
Traders should monitor President Trump’s stipulation that strait reopening is a prerequisite for any ceasefire, alongside Iran’s implied toll demands and potential mine-laying activities. Key catalysts include US naval blockade announcements, Joint Maritime Information Centre assessments, and any shifts in war-risk insurance premiums, which currently exceed 16 times normal rates. For market accessibility, German GlüStV and US CFTC regulations permit ‘no-KYC’ participation up to $1,500, allowing retail traders to access this specific prediction without identity verification, provided they remain within the stipulated threshold.
Methodology
This overview of Strait of Hormuz traffic returns to normal by July 7? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket KYC UK has a different geo footprint.
- Do I need to KYC for Polymarket KYC UK?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket KYC UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket KYC UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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