Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) 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 | 94% |
| 66,000 | 3% |
| 68,000 | 1% |
| 70,000 | 0% |
| 72,000 | 0% |
| 74,000 | 0% |
Market context
Bitcoin needs to print above the market’s strike level on Binance’s 1-minute BTC/USDT candle at noon ET on the settlement date, so the outcome turns on a single minute’s close rather than the day’s broader trend. With the crowd already pricing **100% YES**, the market is effectively assuming the relevant Binance close will stay comfortably above the level despite any intraday noise.[6][18]
That reading is best compared with broader August BTC forecasts that cluster in the mid-$60,000s rather than near a sharp binary threshold, including CoinGecko’s highest-probability August target of $67,500 and CoinCodex’s 9 August estimate of about $67,668.[2][4] Polymarket’s own companion market on Bitcoin’s 9 August price has its leading band at 64,000–66,000 with 93%, which suggests traders have been comfortable with BTC holding a fairly tight range even as forecasts vary on the exact spot level.[6] For accessibility, “no-KYC up to $1,500” matters because it typically means smaller positions can be opened without full identity checks, while larger activity may trigger verification; for German users, the GlüStV framework is relevant because it can class such wagering-style products as gambling-adjacent if offered domestically, and in the US the CFTC’s reach is the main regulatory overhang for event contracts tied to financial outcomes.
Catalysts to watch are the usual late-summer macro and crypto-flow inputs: inflation prints, Fed-rate repricing, and spot ETF flow data, all of which can move BTC quickly enough to matter for a noon ET one-minute close.[11][13] Recent commentary has also pointed to the CLARITY Act timing, the August recess, and ETF inflows as drivers of near-term volatility, which is relevant because any policy headline or liquidity swing before the cut-off can change the Binance candle even if the broader trend looks stable.[13]
Methodology
This overview of Bitcoin above … on August 9? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
UK Frequently Asked Questions
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Tax UK has a different geo footprint.
- Is Polymarket regulated by the UKGC?
- No. Polymarket is not licensed by the UK Gambling Commission (UKGC). It is a decentralised prediction market operated under US regulation. UK traders can use it but do not benefit from UKGC dispute resolution or player protection requirements.
- What are the HMRC tax rules on Polymarket profits for UK traders?
- Polymarket profits are treated as cryptocurrency disposal events by HMRC. Each USDC settlement is a taxable event subject to Capital Gains Tax (CGT). For 2026/27, the CGT rate is 18% (basic rate) or 24% (higher rate). The annual CGT exemption is £3,000. Report via HMRC Self Assessment if your total crypto gains exceed £3,000 or proceeds exceed £50,000.
- Does Polymarket KYC apply to UK users?
- Yes. Polymarket requires KYC (Know Your Customer) verification for all users, including UK residents. You must provide a government-issued photo ID and a selfie. The process typically takes 5–10 minutes via their ID verification provider.
- What is the legal difference between Polymarket and Betfair Exchange for UK traders?
- Betfair Exchange is UKGC-licensed, meaning UK consumer protections apply and winnings are typically tax-free. Polymarket is not UKGC-licensed — it operates under decentralised blockchain rules. Profits from Polymarket are subject to HMRC CGT as crypto disposals. Choose based on your regulatory preference and tax situation.
Trade Bitcoin above … on August 9? on Polymarket Tax UK
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