Wimbledon WTA: Amanda Anisimova vs Madison Keys

Platform comparison

Market context

The underlying event is the third-round WTA match between Amanda Anisimova and Madison Keys at Wimbledon, scheduled to begin at 6:00 AM ET on 4 July 2026. Anisimova holds a 1-0 head-to-head advantage, having defeated Keys 4-6, 6-3, 6-2 in Riyadh last year, though they have never contested a match on grass [2]. Historical precedents for grass-court upsets involving lower-ranked players with strong recent form suggest that a 38% crowd-implied probability for Anisimova advancing is not overly generous; similar cases in 2023 and 2024 saw players with sub-40% win probabilities overcome favourites after winning their opening sets decisively.

Key catalysts for traders include Anisimova’s recent double-fault tendency and Keys’ aces output, with Action Network highlighting Anisimova likely to commit more double faults and Keys hitting six aces or fewer as the most probable in-game outcomes [3]. Anisimova, ranked WTA 6, reached the third round by defeating Lina Gjorcheska and Sofia Kenin, while Keys, ranked WTA 22, also advanced after two matches, both dropping a set [2]. Traders should monitor pre-match warm-up reports for any signs of grass-specific fatigue or injury, as Keys’ blistering form against Katie Swan on No.1 Court earlier in the tournament [8] may indicate she is better adapted to the surface than Anisimova, whose grass record remains untested against top-tier opponents.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Football-specific comparison page for Wimbledon WTA: Amanda Anisimova vs Madison Keys. 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.

Which sports markets are available?

Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.

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.