Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
3% | 97% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
3% | 97% | 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 |
|---|---|
| December 31, 2026 | 3% |
| September 30, 2026 | 1% |
| March 31, 2026 | 0% |
| June 30, 2026 | 0% |
Market context
Bitcoin would need to establish a fresh all-time high on Binance's BTC/USDT pair between 16 December 2025 and the end of that calendar year. The crowd has priced this at zero probability, implying near-certainty that no single 1-minute candle will exceed the previous peak recorded on the exchange. Bitcoin's previous all-time high stood at approximately $108,000 in December 2024, though intraday volatility and exchange-specific pricing variations mean the exact Binance high may differ marginally from other venues.
Historical precedent suggests that fresh all-time highs cluster around specific catalyst windows rather than arriving randomly. Bitcoin's 2024 advance from $42,000 to $108,000 occurred over eleven months, with the steepest gains compressed into the final quarter following the US election and spot ETF momentum. Reaching a new peak within a two-week window requires either a sustained bull run already underway or an unexpected shock catalyst. The zero-probability assessment reflects the tight timeframe: even if Bitcoin rallies sharply in early 2026, this market expires before that window opens.
Traders monitoring this should track Federal Reserve policy signals and macroeconomic data through mid-December, as risk-off sentiment typically pressures Bitcoin. Institutional positioning around year-end rebalancing and tax-loss harvesting could suppress prices rather than drive them higher. Geopolitical developments or major regulatory announcements could theoretically trigger a spike, though the consensus view that such a move is implausible within fourteen days appears mathematically grounded rather than speculative.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Who Will Win, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- 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 Who Will Win. 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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