Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legal UK Pick polygram.ink |
2% | 98% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legal UK → |
Polymarket polymarket.com |
2% | 98% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legal UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legal UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legal UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legal UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Legal UK.
Active sub-markets
| <$3,800 | 2% YES | 98% NO |
| $3,800-$4,200 | 88% YES | 12% NO |
| $4,200-$4,600 | 7% YES | 93% NO |
| $4,600-$5,000 | 0% YES | 100% NO |
| $5,000-$5,400 | 0% YES | 100% NO |
| $5,400-$5,800 | 0% YES | 100% NO |
Market context
The underlying event is the official CME settlement price for the Active Month of Gold futures on the final trading day of June 2026, which determines the market outcome. This price reflects the fair market value agreed by buyers and sellers during the close, marking positions to market daily and facilitating price discovery[7]. If the final trading day is shortened due to a holiday, the published settlement for that session resolves the market; if none exists, the most recent Active Month settlement applies.
Historical precedents show that financial crises and elections create uncertainty that drives gold demand and price volatility, often pushing prices above key thresholds like $4,200[1][4]. Current assessments suggest a 44% probability that the June 2026 settlement will close at or below $4,200, framing the current 5% YES probability as an outlier that may reflect specific regulatory constraints rather than pure price expectation[1]. Comparable markets have settled early when outcomes occurred, highlighting how settlement mechanics can alter trader exposure[2].
Traders should monitor the CME Gold Futures Calendar for the exact final trading date and watch for announcements affecting US tax treatment, specifically the 60/40 blended capital gains rule that impacts futures profitability[5][6]. Regulatory reach from the US CFTC oversees these futures, while German GlüStV implications may restrict access for certain jurisdictions. The "no-KYC up to $1,500" threshold means this market remains accessible to users without identity verification for smaller positions, provided they comply with local laws, though this does not constitute legal advice. Recent WSJ data shows the June 2026 contract settled at $4,030.50 on 25 June, indicating current price levels near the $4,200 threshold[3].
Methodology
We track What will Gold (GC) settle at in June? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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?
- On Polymarket Legal UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket Legal UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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.
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