Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket KYC UK) Pick polygram.ink (preferred broker) |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
0% | 100% | 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 United States is currently proposing a 15-year security guarantee for Ukraine as part of a broader peace framework, a move announced by President Zelenskyy following trilateral talks where the Trump administration expressed willingness to consider extending this commitment beyond the initial term[1][2]. Despite this diplomatic activity, the market-implied probability of a formal, NATO Article 5-style binding obligation being signed by June 30, 2026, remains at zero, reflecting deep scepticism regarding the credibility of such pledges from the current administration[5].
Historically, comparable cases show that vague security assurances often lack the enforceability required for a true mutual defence pact, particularly when the guarantor has previously questioned the validity of NATO’s Article 5 or sought to renegotiate binding contracts[5]. The current proposal is described by experts as conditional and ambiguous, with guarantees that could lapse if Ukraine attacks Russia, even unintentionally, which fails the strict definition of a binding obligation to defend Ukraine regardless of circumstance[4]. This structural weakness explains why traders view the likelihood of a qualifying deal as negligible.
Traders should monitor the finalisation of the peace plan, specifically whether the US Congress ratifies the guarantee, as Zelenskyy noted this is a necessary step for the commitment to hold[2]. Recent reports indicate Russia has rejected the condensed 20-point proposal, creating a significant dependency on further negotiations before any formal agreement can be reached[1]. For accessibility, this market operates under German GlüStV regulations and US CFTC reach, where 'no-KYC up to $1,500' allows retail participants to engage without identity verification, though the zero probability suggests limited speculative interest in a formal guarantee by the deadline.
Methodology
This overview of U.S. agrees to give Ukraine security guarantee by June 30? 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
- 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.
- 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 KYC UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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