Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) 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 → |
Market context
Bitcoin’s one-hour candle opening at 9AM ET on 17 July 2026 will resolve as “Up” if Binance’s BTC/USDT close price meets or exceeds its open. The crowd-implied probability sits at 100% YES, a level rarely sustained in crypto micro-candles unless the asset is in a tight, range-bound consolidation with minimal volatility.
Historically, 100% implied probabilities on single-hour BTC candles have preceded either a false breakout or a pause before a larger move. In comparable cases from 2024–2025, such certainty often aligned with periods where the 1H candle closed flat or slightly up amid low volume, not sustained bullish momentum. The current price of roughly $63,580 [1] sits below the $118,500 resistance zone cited by technical analysts, suggesting limited near-term upside pressure [3].
Traders should monitor the Federal Reserve’s July 16–17 meeting outcomes, which concluded yesterday, and any delayed market reactions to interest rate signals. A recent report notes that crypto markets often react with a 12–24 hour lag to Fed decisions, especially when rate expectations shift [6]. Additionally, watch for Binance-specific liquidity shifts around the 9AM ET open, as thin order books can distort 1H candle closes even without macro catalysts.
Methodology
We track Bitcoin Up or Down - July 17, 9AM ET 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
- 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.
- 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 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 Bitcoin Up or Down - July 17, 9AM ET on Best Prediction Markets UK
Live order book, 0% fees, USDC settlement in seconds.
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