Livesport Prague Open: Ayla Aksu vs Sofia Costoulas

Platform comparison

Market context

The underlying event is the qualification match at the Livesport Prague Open between Sofia Costoulas and Ayla Aksu, which has already concluded with Costoulas securing the victory. Official results from the WTA Tour confirm Sofia Costoulas as the winner of this Czechia hard-court fixture, meaning the market will resolve to her name as the advancing player [1][2].

Historical precedents for qualification matches in WTA 250 events show that when a player wins their opening qualifier, the market probability for that outcome typically converges to 100% immediately post-match, rendering further trading activity obsolete. The current 100% YES crowd-implied probability aligns with this standard resolution pattern, where the outcome is no longer uncertain but a settled fact confirmed by the official tour data.

Traders should monitor the official WTA Tour announcement for the next round draw to confirm Costoulas’s progression into the main tournament, as this validates the settlement. No further catalysts exist regarding this specific match, as the game is finished and the winner is determined; the only dependency is the formal publication of the draw schedule, which will confirm her entry into the subsequent stage of the Prague Open [2].

Sources: 1 · 2

Methodology

Sports-specific comparison page for Livesport Prague Open: Ayla Aksu 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 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.

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.