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WTI Crude Oil (WTI) closes above … on August 4?

"WTI Crude Oil (WTI) closes above … on August 4?" on Polymarket, Kalshi and Polymarket Legal UK — what traders need to know about platform choice, KYC and tax law.

$75 90% $76 43% $77 13% $78 8% Volume: $77K Liquidity: $40K Closes: 4 Aug 2026
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WTI Crude Oil (WTI) closes above … on August 4?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Polymarket Legal UK) Pick
polygram.ink (preferred broker)
90% 10% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Trade this market →
Polymarket (direct)
polymarket.com
90% 10% 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.

OutcomeProbability
$7590%
$7643%
$7713%
$788%
$793%
$812%
$841%
$831%
$801%
$850%
$820%

Market context

WTI crude oil futures are trading well above the low-70s level, with recent prints in the mid-70s to low-80s and a late-July settlement at 81.99 on the front-month contract, so the market’s 0% “YES” probability is only plausible if the strike is set materially above current spot and futures levels.[10][12][13][16] For a close-above event, traders should watch the specific contract used for settlement, because WTI can move differently across the prompt month and later-dated contracts, and the relevant daily close is usually determined by the exchange’s official settlement rather than an intraday quote.[9][10][18]

Comparable oil markets have repeatedly shown that single-day closes can gap on inventory surprises, geopolitical headlines, and changes in risk appetite, but they also tend to mean-revert quickly when the move is not backed by supply disruption or a broader macro shift.[5][14][15] From a market-access angle, German GlüStV rules matter because regulated gambling-style offering restrictions can affect how a prediction market is classified and promoted in Germany, while the US CFTC still has reach over commodity-linked event contracts and enforcement around design and access.[7][18] A “no-KYC up to $1,500” rule generally means a user can transact up to that threshold without full identity verification, which improves entry for smaller positions but does not remove product-specific compliance, residency, or contractual limits on whether the market is available in a given jurisdiction.[7][18]

Catalysts to watch are the exchange settlement time, any OPEC+ or producer-supply announcements, and weekly US inventory data that can move WTI sharply around the close.[5][10][18] Recent price reporting shows the contract has already been sensitive to short-term swings, with late-July and early-August quotes showing active movement rather than a flat tape, so even a strike only modestly above spot can still be exposed to a late-session spike or drop.[10][13][19]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of WTI Crude Oil (WTI) closes above … on August 4? 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 Legal UK has a different geo footprint.
Can I trade anonymously?
Pseudonymously, yes — up to the KYC threshold. Polymarket Legal 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.
What happens during a tax audit?
You're responsible for documenting your trades. Polymarket Legal UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
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 Legal UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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Trade WTI Crude Oil (WTI) closes above … on August 4? on Polymarket Legal UK

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Related Topics

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