Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
0% | 100% | 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 → |
Market context
This market resolves based on whether Bitcoin's price on Binance closes at or above its opening level during the one-hour candle beginning at 3AM ET on 20 August 2026. The 0% crowd probability reflects extreme scepticism about an upward hourly movement, though such micro-timeframe markets typically attract minimal liquidity and can exhibit sharp reversals once trading activity concentrates.
Hourly Bitcoin candles historically exhibit near-random directional outcomes absent major news catalysts. Analysis of Binance BTC/USDT data from comparable periods shows roughly 50% of one-hour candles close higher than their open, with slight variance depending on volatility regimes and time-of-day trading patterns. The current 0% probability suggests either technical positioning ahead of the settlement window or a reflection of the market's illiquidity rather than genuine directional conviction. Markets this granular often see probability shifts driven by order-book imbalances rather than fundamental information.
Traders should monitor macroeconomic announcements scheduled for 19–20 August 2026, particularly US economic data releases or Federal Reserve communications that typically move Bitcoin during Asian and European trading hours. The specific 3AM ET window falls during early Asian trading, when volume tends lower than US market hours. Any significant geopolitical developments or cryptocurrency-specific regulatory announcements in the preceding days could establish directional bias, though single-hour price movements remain largely dependent on immediate order flow rather than broader sentiment shifts.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Bitcoin Up or Down - August 20, 3AM ET plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
UK Frequently Asked Questions
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
Trade Bitcoin Up or Down - August 20, 3AM ET on Trump Prediction
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