{"source":"kalshi","id":"KXITFWMATCH-26SEP03COSBAI","ticker":"KXITFWMATCH-26SEP03COSBAI","slug":"KXITFWMATCH-26SEP03COSBAI","title":"Costoulas vs Bai","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-03T11:12:00Z","end_date":"2026-09-18T03:00:00Z","closed_time":null,"volume":660205.75,"volume_24hr":537071.73,"volume_24h_change":null,"normalized_vol_24hr":60.350250244140625,"normalized_volume":48.88970947265625,"liquidity":null,"open_interest":386404.01,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26SEP03COSBAI","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Zhuoxuan Bai","top_outcome_probability":0.98,"top_outcome_prob_24h_change":0.98,"top_outcome_volume_24h_change":310732.01,"updated_at":"2026-09-04T06:25:45.264843Z","fetched_at":"2026-09-04T06:25:45.264843Z","added_at":"2026-09-03T11:22:00.061768Z","url":"https://kalshi.com/markets/kxitfwmatch/costoulas-vs-bai/kxitfwmatch-26sep03cosbai","chart_24h":[0.0,0.02,1.02,1.04,22.88,222.88,325.84,2909.13,3872.75,15026.26,165174.34],"kind":"live","markets":[{"source":"kalshi","id":"KXITFWMATCH-26SEP03COSBAI-BAI","event_id":"KXITFWMATCH-26SEP03COSBAI","slug":"KXITFWMATCH-26SEP03COSBAI-BAI","question":"Zhuoxuan Bai wins","group_item_title":"Zhuoxuan Bai","description":"If Zhuoxuan Bai wins the Costoulas vs Bai professional tennis match in the 2026 W75 Tianjin Quarterfinal after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Costoulas vs Bai professional tennis match in the 2026 W75 Tianjin Quarterfinal after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), all markets will resolve to $0.50. If a player withdraws or forfeits after a match has started, that player will resolve to No. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.98,0.020000000000000018],"probability":0.98,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-09-03T11:12:00Z","end_date":"2026-09-18T03:00:00Z","closed_time":"2026-09-18T03:00:00Z","volume":389430.39,"volume_24hr":310732.01,"prob_24h_change":0.98,"volume_24h_change":310732.01,"normalized_vol_24hr":59.470252990722656,"normalized_volume":51.582374572753906,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-04T06:25:45.347937Z","fetched_at":"2026-09-04T06:25:45.347937Z","added_at":"2026-09-03T11:22:00.199489Z","url":"https://kalshi.com/markets/kxitfwmatch/costoulas-vs-bai/kxitfwmatch-26sep03cosbai","event_title":"Costoulas vs Bai","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.47,0.46,0.46,0.47,0.45,0.48,0.21,0.54]},{"source":"kalshi","id":"KXITFWMATCH-26SEP03COSBAI-COS","event_id":"KXITFWMATCH-26SEP03COSBAI","slug":"KXITFWMATCH-26SEP03COSBAI-COS","question":"Sofia Costoulas wins","group_item_title":"Sofia Costoulas","description":"If Sofia Costoulas wins the Costoulas vs Bai professional tennis match in the 2026 W75 Tianjin Quarterfinal after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Costoulas vs Bai professional tennis match in the 2026 W75 Tianjin Quarterfinal after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), all markets will resolve to $0.50. If a player withdraws or forfeits after a match has started, that player will resolve to No. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.03,0.97],"probability":0.03,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-09-03T11:12:00Z","end_date":"2026-09-18T03:00:00Z","closed_time":"2026-09-18T03:00:00Z","volume":270775.36,"volume_24hr":226339.72,"prob_24h_change":0.03,"volume_24h_change":226339.72,"normalized_vol_24hr":56.527259826660156,"normalized_volume":48.71110153198242,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-04T06:25:45.347937Z","fetched_at":"2026-09-04T06:25:45.347937Z","added_at":"2026-09-03T11:22:00.199489Z","url":"https://kalshi.com/markets/kxitfwmatch/costoulas-vs-bai/kxitfwmatch-26sep03cosbai","event_title":"Costoulas vs Bai","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.54,0.54,0.54,0.54,0.54,0.56,0.62,0.81,0.48]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXITFWMATCH-26SEP03COSBAI","as_of":"2026-09-04T06:35:01.547856Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Costoulas vs Bai\" — top market at 98% probability across 2 outcomes","source_url":null}}