Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Completed Match | 100% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 1 O/U 8.5 | 100% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 2 O/U 8.5 | 100% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 2 O/U 9.5 | 100% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set Handicap +/-1.5 | 100% |
| Astana: Beibit Zhukayev vs Mert Alkaya | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 2 Winner | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Match O/U 21.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Total Sets: O/U 2.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 1 Winner | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set Handicap +/-1.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 1 O/U 9.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Match O/U 22.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 1 O/U 10.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Match O/U 23.5 | 0% |
| Astana: Beibit Zhukayev vs Mert Alkaya Set 2 O/U 10.5 | 0% |
Market context
The Astana tournament match between Kazakh player Beibit Zhukayev and Turkish competitor Mert Alkaya is scheduled for 12 August 2026, with the settlement window closing seven days later. The 0% implied probability reflects either minimal trading activity or genuine uncertainty about whether the fixture will proceed as scheduled. Tournament draws at ATP 250 level events in Central Asia occasionally face fixture delays due to weather or scheduling conflicts, though Astana's hard court facility typically maintains reliable playing conditions through August.
Zhukayev, competing on home soil, holds the typical advantage of local support and familiarity with court conditions, though his recent ranking and form relative to Alkaya's trajectory will determine realistic match outcome odds once trading volume increases. Alkaya's recent performances on similar hard courts and his head-to-head record against comparable opponents provide the baseline for assessing whether the current zero probability reflects genuine disinterest or a data gap. Historical patterns from Astana tournaments show matches generally proceed on schedule unless weather becomes severe, which is uncommon in mid-August.
Traders should monitor official ATP communications regarding the draw confirmation, any player withdrawals or injury announcements in the fortnight before the event, and weather forecasts as the tournament approaches. Recent tournament schedules from the Astana Open's official channels will clarify whether this match sits on the main draw or qualifying rounds, which affects likelihood of completion. Any announcement of either player's withdrawal or late schedule adjustments would immediately shift market expectations.
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 Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
UK Frequently Asked Questions
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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%.
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