{"source":"gemini","id":"219757","ticker":"TENNIS-WTAUSO-20260830-GIB-VEK","slug":"talia-gibson-vs-donna-vekic","title":"Talia Gibson vs Donna Vekic","description":"Talia Gibson vs Donna Vekic","image":"https://assets.gemini.com/predictions/images/tennis_test_02_42aacd7e-073f-453c-a9a2-7f09d07bbc38.jpg","icon":null,"active":true,"closed":false,"start_date":"2026-08-28T14:11:40.223000Z","end_date":"2026-08-31T03:00:00Z","closed_time":null,"volume":2003.35,"volume_24hr":2003.35,"volume_24h_change":null,"normalized_vol_24hr":45.256446838378906,"normalized_volume":36.716651916503906,"liquidity":null,"open_interest":null,"categories":["Sports"],"tags":["US Open"],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Donna Vekic","top_outcome_probability":0.79,"top_outcome_prob_24h_change":0.26,"top_outcome_volume_24h_change":null,"updated_at":"2026-08-30T16:01:05.268237Z","fetched_at":"2026-08-30T16:01:05.268237Z","added_at":"2026-08-28T14:25:27.543185Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260830-GIB-VEK/talia-gibson-vs-donna-vekic","chart_24h":[10.03,410.03,1925.35],"kind":"live","markets":[{"source":"gemini","id":"219757-527547","event_id":"219757","slug":"GEMI-TENNIS-WTAUSO-20260830-GIB-VEK-VEK","question":"Donna Vekic","group_item_title":"Donna Vekic","description":"This market resolves to Yes if Donna Vekic wins the tennis match between Donna Vekic and Talia Gibson originally scheduled for August 30, 2026 at 11:00 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_f232ede2-4e1a-4126-a1d7-89e0fa2225e2.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/7rTV7ymGFJNgjEHwgcgp39/694cc52d36845678cdd66070a461a2d6/134-croatia.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.79,0.23],"probability":0.79,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-28T13:25:00Z","end_date":"2026-08-31T03:00:00Z","closed_time":null,"volume":null,"volume_24hr":null,"prob_24h_change":0.26,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-30T16:01:05.564726Z","fetched_at":"2026-08-30T16:01:05.564726Z","added_at":"2026-08-28T14:25:27.775185Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260830-GIB-VEK/talia-gibson-vs-donna-vekic","event_title":"Talia Gibson vs Donna Vekic","chart_24h":[0.51,0.49,0.49,0.48,0.78]},{"source":"gemini","id":"219757-527546","event_id":"219757","slug":"GEMI-TENNIS-WTAUSO-20260830-GIB-VEK-GIB","question":"Talia Gibson","group_item_title":"Talia Gibson","description":"This market resolves to Yes if Talia Gibson wins the tennis match between Talia Gibson and Donna Vekic originally scheduled for August 30, 2026 at 11:00 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_f232ede2-4e1a-4126-a1d7-89e0fa2225e2.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/6WWPiPCkPv8rsJD22oysSO/45d53deab0a369ac1c746e79993a2d8f/130-australia.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.24,0.78],"probability":0.24,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-28T13:25:00Z","end_date":"2026-08-31T03:00:00Z","closed_time":null,"volume":null,"volume_24hr":null,"prob_24h_change":-0.26,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-30T16:01:05.564726Z","fetched_at":"2026-08-30T16:01:05.564726Z","added_at":"2026-08-28T14:25:27.775185Z","url":"https://www.gemini.com/predictions/TENNIS-WTAUSO-20260830-GIB-VEK/talia-gibson-vs-donna-vekic","event_title":"Talia Gibson vs Donna Vekic","chart_24h":[0.5,0.51,0.52,0.53,0.53,0.53,0.55,0.25]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/gemini/219757","as_of":"2026-08-30T20:55:41.125461Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Gemini): \"Talia Gibson vs Donna Vekic\" — top market at 79% probability across 2 outcomes","source_url":null}}