Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) 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
Bitcoin’s price action on the Binance BTC/USDT pair for the 1-hour candle starting at 8AM ET on 17 July is the sole determinant for this market, with the contract currently pricing a 0% chance of an “Up” resolution. On Polymarket, traders are locking in USDC via Polygon’s conditional tokens, betting that the candle’s close will fall below its open, reflecting a crowd consensus that short-term bearish pressure will dominate the session.
Historically, similar 0% implied-probability setups on hourly candles have preceded sharp reversals when price consolidates near key moving averages, as seen when Bitcoin hovered around $112,000 with MA(7), MA(25), and MA(99) tightly clustered, suggesting a breakout in either direction was imminent [3]. Yet, in cases where the 24-hour trend showed a drop from higher swing highs—like the recent fall from $122,550—the market often resolved “Down” unless a clear resistance breakout occurred above $113,000 [3].
Traders should monitor Binance’s real-time 1H chart for any breach of immediate resistance near $112,930–$113,000 or support at $109,800–$110,000, as these levels align with the 99-period MA and recent lows [3]. Any scheduled macro announcements or crypto-specific updates could shift momentum, though no major catalysts are currently flagged in recent news [3]. The outcome hinges entirely on whether the candle closes above or below its open, with technical indicators leaning bearish in the short term [3][5].
Methodology
We track Bitcoin Up or Down - July 17, 8AM 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
- 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 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 Kalshi UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Bitcoin Up or Down - July 17, 8AM ET on Kalshi UK
Live order book, 0% fees, USDC settlement in seconds.
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