Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 54,000 | 100% |
| 56,000 | 100% |
| 58,000 | 100% |
| 60,000 | 100% |
| 62,000 | 100% |
| 64,000 | 96% |
| 66,000 | 4% |
| 68,000 | 1% |
| 70,000 | 0% |
| 72,000 | 0% |
| 74,000 | 0% |
Market context
Bitcoin is trading as an open question on Polymarket, with the contract currently priced at a **100% Yes** implied probability, so the market is effectively assuming the Binance 1-minute noon ET candle will settle above the strike. On Polymarket, buyers are holding USDC on Polygon and the event resolves through conditional-token mechanics against Binance BTC/USDT candle data, not spot prints from other venues.
That confidence sits well above the range implied by several short-term forecasts, which cluster Bitcoin in the mid-$60,000s to high-$60,000s around 9 August. CoinGecko’s August 2026 prediction data points to a highest-probability target of **$67,500** and a 100% support level at **$65,000**, while CoinCodex and CoinCheckup both show similar mid-$67,000 estimates for 9 August.[2][5][7] Longer-range services are less useful for a noon-specific settlement, but they still frame the move as a relatively tight summer range rather than a one-way trend.[1][16]
For traders, the main catalyst is not a single headline but the usual mix of macro data, policy timing, and crypto-specific flow around the August window. Yahoo Finance and 247WallSt both flag inflation releases and Fed repricing as the key August drivers, while recent coverage from Cryptonews highlights ETF inflows, the CLARITY Act calendar, and post-Fed positioning as the near-term variables that could move BTC through or away from the current band.[4][10][12] Because this market settles on Binance’s 12:00 ET candle, the relevant watchpoint is the price path into that exact minute: a sharp move after noon or on a different exchange will not matter unless it is reflected in Binance BTC/USDT by the settlement print.
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 PolyGram, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
UK Frequently Asked Questions
- 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.
- 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.
- 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%.
Trade Bitcoin above … on August 9? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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