Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
2% | 98% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
2% | 98% | 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 |
|---|---|
| ↑ 1,950 | 2% |
| ↑ 2,050 | 1% |
| ↓ 1,900 | 1% |
| ↓ 1,800 | 1% |
| ↑ 2,250 | 0% |
| ↑ 2,200 | 0% |
| ↑ 2,150 | 0% |
| ↑ 2,100 | 0% |
| ↑ 2,000 | 0% |
| ↓ 1,850 | 0% |
| ↓ 1,750 | 0% |
| ↓ 1,700 | 0% |
| ↓ 1,650 | 0% |
| ↓ 1,600 | 0% |
Market context
Ethereum’s August 9 print finished with ETH around **$1,915–$1,920**, close to the day’s quoted live range across major price trackers, so the market is effectively handicapping a **stable favourite** rather than a breakout underdog.[1][2][3] With the crowd-implied probability at **0% YES**, the consensus is clearly leaning to the outcome not clearing a higher threshold, but the live tape suggests the *value* debate sits in whether ETH can drift into a narrow upside pocket rather than stage a full trend move.[1][3][18]
Historical context points to a coin that had already recovered from a mid-August wobble and was trading near the upper end of its recent weekly band, with one data set showing a weekly low near **$1,845.88** and a peak around **$1,929.74** on 7 August.[3] That makes the current setup more of a range-trade than a momentum chase: comparable 24-hour snapshots show only small percentage changes, and historical ETH prints around 9 August cluster in the low-to-mid **$1,900s**, which tends to favour the side aligned with consolidation rather than a sharp overshoot.[2][7][13]
For catalysts, traders are watching spot ETF flows, broader risk appetite, and any fresh commentary on staking or network policy, because those have been cited as the main supports for recent price strength.[3] The near-term dependency is straightforward: if inflows stay firm and Bitcoin does not sell off sharply, ETH can keep pressing the upper end of its range; if that support fades, the contrarian angle is that the market’s already-muted pricing leaves little room for a surprise surge.[3][19]
Methodology
We track What price will Ethereum hit on August 9? 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
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.
UK Frequently Asked Questions
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Who Will Win. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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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