Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live 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 | 98% |
| 64,000 | 84% |
| 66,000 | 21% |
| 68,000 | 1% |
| 70,000 | 0% |
| 72,000 | 0% |
| 74,000 | 0% |
Market context
Bitcoin’s pricing on Binance at the noon ET candle is the key reference here, so the contract is really a short-dated spot check rather than a broad “end of day” or cross-exchange call. With the crowd already implying **100% Yes**, the market is effectively assuming the specified threshold is far below where BTC/USDT should print at that time, and the main practical risk is a sharp intraday dislocation in Binance spot rather than a slow drift lower.
That reading is consistent with the range of published August 2026 forecasts, which cluster well above the low-$60,000s and often near the high-$60,000s to low-$80,000s. CoinGecko’s prediction feed shows the highest-probability August 2026 target at $67,500, while other forecast pages put mid-August or August-end levels around $67,000 to $80,000, with wider model ranges extending higher still.[16][3][1][13] Even the more cautious scenario work still leaves BTC materially above lower strike-like levels unless there is a pronounced risk-off move.[4][7]
For traders, the main catalysts are still macro liquidity, spot ETF flows, and derivatives positioning. Bitcoin remains sensitive to US rate expectations, and August inflation data and any shift in September Fed pricing can move the whole crypto complex quickly, while whale rotation into and out of exchange wallets can amplify one-way tapes.[7][5] On-chain, watch whether stablecoin settlement and USDC mint/redemption activity support risk appetite, because fresh dollar liquidity often coincides with stronger spot bids and tighter funding; if funding rates stay elevated while spot weakens, Binance can gap lower even without a major headline.
Methodology
This page reads Bitcoin above … on August 11? on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- 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 11? on BTC Prediction
Live order book, 0% fees, USDC settlement in seconds.
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