Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
82% | 18% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
82% | 18% | 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 |
|---|---|
| <150 | 82% |
| 150-174 | 18% |
| 175-199 | 2% |
| 200-224 | 1% |
| 225+ | 1% |
Market context
The Strait of Hormuz saw 108 verified vessel crossings over the weekend of 3–5 July 2026, with daily counts of 43, 34, and 31 respectively, as shipping traffic resumed following a temporary cease-fire between the US and Iran [3]. This rebound contrasts sharply with the severe bottleneck crisis observed in late June, when outbound commercial traffic hit zero for 72 hours amid Iranian missile attacks on tankers [2][3]. The current 84% crowd-implied probability for a specific transit threshold reflects this resilience, yet remains vulnerable to the volatile security environment that previously blocked the choke point for months since February 2026 [7].
Traders must monitor announcements from the Joint Maritime Information Center regarding the widened route near Oman, which currently facilitates increased naval and merchant flow despite lingering IRGC restrictions [4][7]. A key dependency is the stability of the recent memorandum of understanding between Washington and Tehran; any escalation in IRGC aggression, such as the projectile strike on a tanker off Oman on 6 July, could instantly reverse the recovery trend [3]. Recent data from Kpler indicates a notable shift where more ships are entering the Persian Gulf than departing, a reversal that has already contributed to declining oil prices [5].
From a regulatory standpoint, this market operates under the German GlüStV framework, which classifies prediction contracts as gambling subject to strict licensing, while US CFTC reach remains limited for non-qualified entities trading offshore. The 'no-KYC up to $1,500' provision allows UK and EU residents to access this oil-specific market without immediate identity verification, provided they stay within the threshold, though German users face additional tax reporting obligations under GlüStV. This accessibility structure distinguishes the platform from fully regulated exchanges, offering direct exposure to Hormuz transit volatility without traditional banking friction.
Methodology
This overview of How many ships transit the Strait of Hormuz week of July 6? 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 Tax UK has a different geo footprint.
- 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.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Tax UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket Tax UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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