Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) 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 | 98% |
| 1,900 | 11% |
| 2,000 | 1% |
| 2,100 | 0% |
| 2,200 | 0% |
| 2,300 | 0% |
| 2,400 | 0% |
Market context
Ethereum has slipped sharply over the past few days, and the latest reads still show a market that is trading well below the levels seen in early summer. One live price feed has ETH around $1,739, down 2.82% on the day, with a session range of roughly $1,714 to $1,784; another major spot feed shows a larger move, with ETH near $3,037, about 4% lower over 24 hours and around 15% lower over the week.[1][6] That gap reflects different reference points and venues, but the common message is the same: momentum has weakened into the August window.[1][6]
For context, August has tended to bring wide swings rather than a clean directional bias for Ethereum, so a 100% “Yes” price can still be vulnerable if the relevant Binance noon candle is set near local resistance rather than a broad market average. Historical and forecast pages currently cluster around the high-$1,700s to low-$2,000s for August 2026, while one prediction market snapshot has most interest concentrated in the $1,700-$1,800 and $1,900-$2,000 bands.[4][11][14] That framing suggests traders are looking less at long-term fundamentals and more at whether the market can hold recent support through the U.S. session.[4][11]
The key catalysts are the same ones that drive intraday ETH pricing: Bitcoin’s direction, risk appetite across crypto, and any Ethereum-specific headlines around network upgrades, regulation, or exchange flows. Binance’s own ETH/USDT 1-minute candle at noon ET is the sole settlement reference, so the move that matters is the spot print on that venue, not Coinbase, futures, or broader ETH benchmarks.[1][5] In practice, traders will be watching whether the market stabilises after the recent sell-off or extends lower into the noon UTC-to-ET crossover that can sharpen volatility.[1][15]
Methodology
We track Ethereum above … on August 5? 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.
FAQ
- 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 does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Ethereum above … on August 5? on Prediction Today
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