Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1,400 | 100% |
| 1,500 | 100% |
| 1,600 | 100% |
| 1,700 | 100% |
| 1,800 | 100% |
| 1,900 | 80% |
| 2,000 | 2% |
| 2,100 | 0% |
| 2,200 | 0% |
| 2,300 | 0% |
| 2,400 | 0% |
Market context
Ethereum needs to finish that 12:00 ET Binance minute above the strike to pay out **Yes**, and the market’s current **100% YES** implies traders see the threshold as effectively unreachable. In handicap terms, the favourite is priced as a certainty, so the only value on offer is on a contrarian **No** if the title level sits far above where ETH is actually trading into settlement.
That consensus looks consistent with the broad 2026 forecasting range in the sources, which cluster ETH around roughly **$1,680 to $2,090** rather than anywhere near the higher bullish calls. PrimeXBT’s 2026 band is about **$1,680–$2,090** with an average near **$1,880**, while Changelly, CoinCodex, CoinCheckup and MEXC all publish August 2026 targets around the **$1,900** area.[2][1][3][4][6] Even the more optimistic August models in the set stay well below the speculative upside cases, so unless the strike is dramatically lower than prevailing spot, the crowd’s full-Yes price looks in line with a heavy favourite and leaves little room for a bullish edge.[2][1]
For catalysts, traders should watch the usual ETH drivers: ETF flow headlines, macro liquidity, and any sharp move in the broader crypto complex. Recent commentary from Yahoo Finance says prediction-market traders remain cautious on Ethereum’s year-end path despite institutional and ETF narratives, with the market still centring on a more restrained range than the most exuberant forecasts.[15] Because this market resolves off a single Binance 1-minute candle at noon ET, the key dependency is not the day’s close but intraday volatility around that timestamp; a sudden break in BTC, a risk-off macro print, or an ETH-specific news shock could matter more than the broader August trend.[15][13]
Methodology
We track Ethereum above … on August 10? 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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
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%.
Trade Ethereum above … on August 10? on Who Will Win
Live order book, 0% fees, USDC settlement in seconds.
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