Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↓ 1,900 | 100% |
| ↑ 2,250 | 0% |
| ↑ 2,200 | 0% |
| ↑ 2,150 | 0% |
| ↑ 2,100 | 0% |
| ↑ 2,050 | 0% |
| ↑ 2,000 | 0% |
| ↑ 1,950 | 0% |
| ↓ 1,850 | 0% |
| ↓ 1,800 | 0% |
| ↓ 1,750 | 0% |
| ↓ 1,700 | 0% |
| ↓ 1,650 | 0% |
| ↓ 1,600 | 0% |
Market context
Ethereum's price action on 17 August 2026 will be determined by spot-market trading across major exchanges including Coinbase, Kraken, and Binance. The settlement window closes the following day, meaning any price print on that specific date will be final for contract resolution. The 0% crowd probability reflects either extreme confidence in a narrow price band or minimal trading interest in this particular outcome specification.
Historical precedent suggests single-day price targets in crypto markets carry substantial execution risk. Ethereum has experienced intraday swings exceeding 5–8% during periods of moderate volatility, yet achieving a specific price level on a predetermined date requires both directional conviction and precise timing. Comparable contracts on Polymarket and Kalshi tracking Bitcoin's daily closes have shown meaningful divergence between implied probabilities and realised outcomes, particularly when settlement windows are tight and liquidity concentrates around round-number price levels rather than granular targets.
Near-term catalysts include Ethereum's Shanghai and Dencun upgrade cycles, regulatory developments from the SEC and EU, and macroeconomic shifts affecting risk appetite. As of late 2024, Ethereum traded in the $2,200–$2,800 range; projecting forward to August 2026 requires accounting for both protocol developments and broader market sentiment. Traders should monitor on-chain activity metrics, staking participation rates, and any announcements regarding layer-2 scaling adoption, all of which influence longer-term price discovery. The absence of a specific price target in the market title suggests this contract may lack sufficient definition to attract sustained trading volume.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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.
FAQ
- 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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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