Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via توقعات كورة) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Warsaw: Gabriela Knutson vs Sofia Costoulas | 100% |
| Completed Match | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 2 O/U 8.5 | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 1 Winner | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 2 Winner | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set Handicap +/-1.5 | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 2 O/U 9.5 | 100% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 1 O/U 8.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Match O/U 21.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Total Sets: O/U 2.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 1 O/U 9.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Match O/U 22.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set Handicap +/-1.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 2 O/U 10.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Set 1 O/U 10.5 | 0% |
| Warsaw: Gabriela Knutson vs Sofia Costoulas Match O/U 23.5 | 0% |
Market context
Gabriela Knutson and Sofia Costoulas were due to meet in Warsaw, and the market’s 100% yes price is far stronger than the pre-match money in the wider market, where Costoulas has generally been installed as the favourite. Sportsbet listed Costoulas at 1.45 and Knutson at 2.60, while a recent model on Sportus gave Costoulas a 66% win chance, which implies a meaningful gap between exchange-style sentiment and the crowd price here.[2][1] Head-to-head data also leans towards Costoulas: Tennistemple lists her as 1-0 in their meetings, with the earlier match on hard courts in April 2025.[10]
That historical frame matters because the main question is not baseline ability but whether the fixture is actually completed inside the settlement rules. Tennistemple’s Warsaw preview also had Costoulas ahead in ranking and recent hard-court numbers, with 2026 win rates shown at 64% for Costoulas and 46% for Knutson, reinforcing why pre-match pricing has usually pointed to the Belgian.[11] By contrast, a 100% yes market normally prices in near certainty that the scheduled contest is resolved with a winner, so the only real way that number is justified is if the match has already been played to a decision or an official result has been confirmed.
For traders, the key catalysts are official order of play updates, any late withdrawal, and whether the match was simply delayed rather than abandoned. The market terms say a cancellation, tie, or delay of more than seven days without a winner pushes settlement to 50-50, so any tournament scheduling change close to the original August 3 slot is material.[1] Live-score and fixture trackers were still carrying the match page on Flashscore and Sofascore, which is the main signal to monitor for whether the contest was staged, postponed, or decided.[8][9]
Methodology
Football-specific comparison page for توقع: Warsaw: Gabriela Knutson vs Sofia Costoulas. 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 (US-focused) or Manifold (play-money).
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.
- 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.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- 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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