Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Bot UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↑ $4,200 | 100% |
| ↑ $4,100 | 100% |
| ↑ $4,300 | 86% |
| ↑ $4,400 | 56% |
| ↑ $4,500 | 30% |
| ↓ $4,000 | 28% |
| ↑ $4,600 | 16% |
| ↓ $3,900 | 14% |
| ↓ $3,800 | 7% |
| ↑ $4,700 | 6% |
| ↓ $3,700 | 3% |
| ↓ $3,600 | 2% |
| ↓ $3,500 | 2% |
| ↓ $3,400 | 1% |
Market context
Gold’s August 2026 path is being read through a live range rather than a straight-line trend, with XAU/USD trading around the low $4,000s after a sharp pullback from earlier highs. Short-term forecasts from RoboForex place the week of 3–7 August around $4,059 and describe consolidation between roughly $3,945 and $4,172, while other models still put August outcomes nearer $4,270 on average, with a broad band from about $4,062 to $4,422.[1][2] For a market that resolves on the first touch of a listed level, that means the practical question is not where gold ends the month, but whether intramonth volatility prints through a trigger before 1 September.
Comparable cases matter because forecast dispersion is unusually wide: some services see only modest August strength, others still model a larger recovery, and larger banks remain structurally bullish even after trimming targets. J.P. Morgan’s research expects gold to average $6,000/oz in Q4 2026, while GoldRepublic notes Goldman Sachs cut its end-2026 target to $4,900 and J.P. Morgan to about $5,000, showing that longer-horizon views can sit well above the spot market even when near-term momentum is choppy.[10][17] For a power user automating entries or monitoring conditional orders, that split is useful: the relevant signal is not consensus direction, but whether price can clear the nearest resistance bands before the settlement window closes.[15]
The main catalysts are scheduled macro releases and central-bank communication. FXStreet flagged gold trading near $4,064 ahead of the ISM Manufacturing PMI and Non-Farm Payrolls, with resistance around $4,112 and support near $4,057, $4,022 and $3,996.[7] Those levels matter because a one-minute candle only needs to print through the target for the market to resolve, so bots and alerts should watch both session highs and intraday data spikes, especially around US labour-market numbers, Federal Reserve announcements and any follow-through in the dollar and real yields.
Methodology
We track What will Gold (XAUUSD) hit in August 2026? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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