
Prediction market · Polymarket
This market refers on the tennis match between Aryna Sabalenka and Hailey Baptiste in the Miami Open, scheduled for March 25 at 11:00AM ET. This market will resolve to 'Aryna Sabalenka' if Aryna Sabalenka advances against Hailey Baptiste. This market will resolve to 'Hailey Baptiste' if Hailey Baptiste advances against Aryna Sabalenka. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Ticker
wta-sabalen-baptist-2026-03-25
Volume
650.2K
24h volume
643.7K
1w volume
650.2K
Open interest
411.8K
Liquidity
1.6M
Liquidity CLOB
1.6M
Start
Mar 24, 2026
End
Apr 1, 2026
Status
Active
Access
Restricted
Created
Mar 25, 2026
Resolution source
https://www.wtatennis.com/scores
Event ID
301953
Slug
wta-sabalen-baptist-2026-03-25
Markets
10
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"description": "This market refers to the tennis match between Aryna Sabalenka and Hailey Baptiste in the Miami Open, scheduled for March 25 2026.\nThis market will resolve to “Sabalenka” if Aryna Sabalenka wins the first set. It will resolve to “Baptiste” if Hailey Baptiste wins the first set.\nIf the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.\nIf the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.\nResolution will be based on official WTA match statistics.",
"outcomes": "[\"Sabalenka\", \"Baptiste\"]",
"outcomePrices": "[\"0.9995\", \"0.0005\"]",
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"description": "This market refers to the tennis match between Aryna Sabalenka and Hailey Baptiste in the Miami Open, scheduled for March 25 2026.\nThis market will resolve to \"Over\" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to \"Under.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official WTA statistics.",
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"description": "This market refers to the tennis match between Aryna Sabalenka and Hailey Baptiste in the Miami Open, scheduled for March 25 2026.\nThis market will resolve to \"Over\" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to \"Under.\"\nAny first-set tiebreak counts as one (1) game toward the total.\nIf the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.\nResolution will be based on official WTA results.",
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"context_description": "Aryna Sabalenka's 88.5% implied probability in her Miami Open matchup against Hailey Baptiste reflects her status as world No. 2 and dominant hardcourt form, entering with a 20-3 record in 2024 after winning the Australian Open and reaching the Indian Wells final. Baptiste, ranked No. 98 and entering as a qualifier after strong wins over Ostapenko and Brengle, faces a steep uphill battle in their first head-to-head, where Sabalenka's power serving and baseline aggression have overwhelmed similar underdogs. No injuries reported for either, but Sabalenka's 82% win rate on Miami hardcourts versus Baptiste's limited top-tier experience underpins trader consensus on the heavy favoritism.",
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