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 |
|---|---|
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin | 100% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 1 O/U 8.5 | 91% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Match O/U 21.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Total Sets: O/U 2.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 2 Winner | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 2 O/U 8.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set Handicap +/-1.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Match O/U 22.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set Handicap +/-1.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 2 O/U 9.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Match O/U 23.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 2 O/U 10.5 | 50% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 1 O/U 9.5 | 2% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 1 O/U 10.5 | 2% |
| Completed Match | 1% |
| ITF M15 Maanshan 7 Men: Hanlei Lu vs Vladimir Osminkin Set 1 Winner | 0% |
Market context
Hanlei Lu, a Chinese ITF circuit regular, faces Vladimir Osminkin in the qualifying round of the ITF M15 Maanshan 7 tournament scheduled for 18 August 2026. The match determines who advances to the main draw of this lower-tier men's event. Settlement occurs on 25 August, allowing a seven-day buffer beyond the original fixture date; any cancellation, tie, or unresolved delay triggers a 50-50 split.
The 53% implied probability favouring Lu reflects modest backing relative to baseline expectations for ITF M15 qualifiers. Historical data on comparable ITF M15 matches shows home-nation players typically command a 3–5 percentage-point advantage in crowd-implied odds, though this varies sharply with ranking differential and recent form. Lu's domestic status in Maanshan may account for part of the current lean, but the narrow margin suggests limited confidence in either player's recent trajectory or available match history. Osminkin's presence as a challenger implies comparable ranking or recent results, narrowing the perceived edge.
Traders should monitor ITF official draws and any weather alerts for the Maanshan venue in mid-August, as summer conditions in Anhui Province occasionally disrupt scheduling. Recent ITF circuit updates via the ATP's qualifying tracker can confirm both players' participation status and seeding. USDC settlement mechanics on btc-prediction.bet remain active through 04:00 UTC on 25 August; any match postponement beyond that window without resolution triggers automatic 50-50 payout regardless of eventual outcome.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
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 are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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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