{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/kalshi/KXWTAMATCH-26OCT24BIRKAS","as_of":"2026-10-25T04:35:34.909856Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Birrell vs Kasatkina\" — \"Daria Kasatkina\" leads at 71% across 2 outcomes as of 2026-10-25 UTC. https://pdata.world/events/kalshi/KXWTAMATCH-26OCT24BIRKAS","source_url":"https://kalshi.com/markets/kxwtamatch/birrell-vs-kasatkina/kxwtamatch-26oct24birkas"},"source":"kalshi","id":"KXWTAMATCH-26OCT24BIRKAS","ticker":"KXWTAMATCH-26OCT24BIRKAS","slug":"KXWTAMATCH-26OCT24BIRKAS","title":"Birrell vs Kasatkina","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-10-24T12:06:00Z","end_date":"2026-11-08T03:00:00Z","closed_time":null,"volume":224926.85,"volume_24hr":185486.2,"volume_24h_change":null,"normalized_vol_24hr":45.968929290771484,"normalized_volume":40.6751823425293,"liquidity":null,"open_interest":153719.64,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT24BIRKAS","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Daria Kasatkina","top_outcome_probability":0.71,"top_outcome_prob_24h_change":0.71,"top_outcome_volume_24h_change":55009.42,"updated_at":"2026-10-25T04:27:42.271958Z","fetched_at":"2026-10-25T04:27:42.271958Z","added_at":"2026-10-24T12:07:48.869496Z","url":"https://kalshi.com/markets/kxwtamatch/birrell-vs-kasatkina/kxwtamatch-26oct24birkas","chart_24h":[0.0,10.0,11.879999999999999,41.44,41.61,47.4,49.43,98.69,108.53999999999999,117.53999999999999,268.19,278.8,323.65,384.97,424.85,440.83000000000004,666.26,997.74,1181.54,3804.2,5280.08,7246.51,185486.2],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXWTAMATCH-26OCT24BIRKAS-KAS","event_id":"KXWTAMATCH-26OCT24BIRKAS","slug":"KXWTAMATCH-26OCT24BIRKAS-KAS","question":"Daria Kasatkina wins","group_item_title":"Daria Kasatkina","description":"If Daria Kasatkina wins the Birrell vs Kasatkina professional tennis match in the 2026 WTA Tokyo Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Birrell vs Kasatkina professional tennis match in the 2026 WTA Tokyo Qualification Final 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), the market will resolve to a fair price in accordance with the rules. 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":[0.71,0.29000000000000004],"probability":0.71,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-10-24T12:06:00Z","end_date":"2026-11-08T03:00:00Z","closed_time":"2026-11-08T03:00:00Z","result":null,"volume":59616.9,"volume_24hr":55009.42,"prob_24h_change":0.71,"volume_24h_change":55009.42,"normalized_vol_24hr":40.23234558105469,"normalized_volume":37.63795471191406,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-25T04:27:42.406636Z","fetched_at":"2026-10-25T04:27:42.406636Z","added_at":"2026-10-24T12:07:49.063349Z","url":"https://kalshi.com/markets/kxwtamatch/birrell-vs-kasatkina/kxwtamatch-26oct24birkas","event_title":"Birrell vs Kasatkina","chart_24h":[0.0,0.0,0.0,0.51,0.51,0.49,0.49,0.5,0.49,0.49,0.49,0.49,0.48,0.48,0.48,0.47,0.48,0.48,0.48,0.55,0.71]},{"source":"kalshi","id":"KXWTAMATCH-26OCT24BIRKAS-BIR","event_id":"KXWTAMATCH-26OCT24BIRKAS","slug":"KXWTAMATCH-26OCT24BIRKAS-BIR","question":"Kimberly Birrell wins","group_item_title":"Kimberly Birrell","description":"If Kimberly Birrell wins the Birrell vs Kasatkina professional tennis match in the 2026 WTA Tokyo Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Birrell vs Kasatkina professional tennis match in the 2026 WTA Tokyo Qualification Final 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), the market will resolve to a fair price in accordance with the rules. 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":[0.29,0.71],"probability":0.29,"spread":0.009999999999999953,"active":true,"closed":false,"start_date":"2026-10-24T12:06:00Z","end_date":"2026-11-08T03:00:00Z","closed_time":"2026-11-08T03:00:00Z","result":null,"volume":165309.95,"volume_24hr":130476.78,"prob_24h_change":0.29,"volume_24h_change":130476.78,"normalized_vol_24hr":46.851070404052734,"normalized_volume":44.943729400634766,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-25T04:27:42.406636Z","fetched_at":"2026-10-25T04:27:42.406636Z","added_at":"2026-10-24T12:07:49.063349Z","url":"https://kalshi.com/markets/kxwtamatch/birrell-vs-kasatkina/kxwtamatch-26oct24birkas","event_title":"Birrell vs Kasatkina","chart_24h":[0.0,0.0,0.0,0.59,0.59,0.52,0.53,0.52,0.52,0.52,0.54,0.54,0.54,0.54,0.54,0.53,0.54,0.53,0.54,0.53,0.47,0.29]}]}