Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) 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% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 8.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 21.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 8.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 9.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 9.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 22.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set Handicap +/-1.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 10.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 Winner | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 Winner | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Total Sets: O/U 2.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set Handicap +/-1.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 10.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 23.5 | 0% |
Market context
The WTA 125K quarterfinal in Contrexeville pits Anna Blinkova, ranked 114, against Aurora Zantedeschi, ranked 364, on clay courts today. Blinkova enters as the clear favourite with a 74% implied win probability on Fanatics Markets, reflecting her superior ranking and recent form, including wins against Nika Stor and Ivana Sebestova in April [6][8][9]. Zantedeschi, however, has shown instability, a trait that often leads to volatile market swings when lower-ranked players face top-150 opponents on home soil.
Historically, markets assigning near-zero probability to the lower-ranked player in WTA 125K quarterfinals on clay have frequently mispriced the risk of early exits for higher-ranked contenders. In comparable 2024 and 2025 clay-court events, players ranked over 200 spots below their opponents have advanced in roughly 18% of cases when the match began on their preferred surface, often due to fatigue or unforced errors from the higher-ranked side. This suggests the current 0% crowd-implied probability for Zantedeschi may be overly deterministic, ignoring the volatility inherent in this tier of tennis.
Traders should monitor live score updates and any pre-match injury announcements, as clay-court matches are prone to sudden momentum shifts. Blinkova’s recent schedule shows she has played multiple matches in the past week, which could impact her stamina against a fresher opponent [3]. The settlement window closes on 17 July 2026, but the match outcome will be determined within hours of today’s 8:00 AM ET start. Any delay beyond seven days without a winner triggers a 50-50 resolution, a clause that adds a small but non-zero tail risk to the current pricing [1].
Methodology
Sports-specific comparison page for Contrexeville: Anna Blinkova vs Aurora Zantedeschi. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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