{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01","ticker":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01","title":"US headline CPI inflation in December 2031","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":null,"volume":3291.39,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":17.789751052856445,"liquidity":null,"open_interest":871.77,"categories":["Economy"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 3.5%","top_outcome_probability":0.94,"top_outcome_prob_24h_change":null,"top_outcome_volume_24h_change":null,"updated_at":"2026-08-29T21:26:16.475601Z","fetched_at":"2026-08-29T21:26:16.475601Z","added_at":"2026-07-29T23:05:54.790553Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","chart_24h":null,"kind":"live","markets":[{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01-T3.5","event_id":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01-T3.5","question":"Will the 12-month percentage change in CPI-U in December 2031 be above 3.5%?","group_item_title":"Above 3.5%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2031 is above 3.5%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2031 will be used. 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This market concerns the 12-month percentage change for December 2031, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.71,0.29000000000000004],"probability":0.71,"spread":0.97,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":"2032-02-01T04:59:00Z","volume":81.12,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":6.049205303192139,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-16T10:29:41.479626Z","fetched_at":"2026-09-16T10:29:41.479626Z","added_at":"2026-07-29T23:05:54.969841Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","event_title":"US headline CPI inflation in December 2031","chart_24h":[0.71,0.71]},{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01-T1.5","event_id":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01-T1.5","question":"Will the 12-month percentage change in CPI-U in December 2031 be above 1.5%?","group_item_title":"Above 1.5%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2031 is above 1.5%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2031 will be used. 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This market concerns the 12-month percentage change for December 2031, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.49,0.51],"probability":0.49,"spread":0.98,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":"2032-02-01T04:59:00Z","volume":0.01,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":0.00003082154580624774,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-03T07:10:56.064440Z","fetched_at":"2026-09-03T07:10:56.064440Z","added_at":"2026-07-29T23:05:54.969841Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","event_title":"US headline CPI inflation in December 2031","chart_24h":null},{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01-T3.0","event_id":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01-T3.0","question":"Will the 12-month percentage change in CPI-U in December 2031 be above 3.0%?","group_item_title":"Above 3.0%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2031 is above 3.0%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2031 will be used. 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This market concerns the 12-month percentage change for December 2031, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.3,0.7],"probability":0.3,"spread":0.98,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":"2032-02-01T04:59:00Z","volume":8.01,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":1.5044132471084595,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-03T09:50:37.290240Z","fetched_at":"2026-09-03T09:50:37.290240Z","added_at":"2026-07-29T23:05:54.969841Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","event_title":"US headline CPI inflation in December 2031","chart_24h":null},{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01-T5.0","event_id":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01-T5.0","question":"Will the 12-month percentage change in CPI-U in December 2031 be above 5.0%?","group_item_title":"Above 5.0%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2031 is above 5.0%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2031 will be used. 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This market concerns the 12-month percentage change for December 2031, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.12,0.88],"probability":0.12,"spread":0.9299999999999999,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":"2032-02-01T04:59:00Z","volume":1416.01,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":16.391185760498047,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-14T19:20:58.184949Z","fetched_at":"2026-09-14T19:20:58.184949Z","added_at":"2026-07-29T23:05:54.969841Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","event_title":"US headline CPI inflation in December 2031","chart_24h":null},{"source":"kalshi","id":"KXUSCPIYEAR-32FEB01-T5.5","event_id":"KXUSCPIYEAR-32FEB01","slug":"KXUSCPIYEAR-32FEB01-T5.5","question":"Will the 12-month percentage change in CPI-U in December 2031 be above 5.5%?","group_item_title":"Above 5.5%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2031 is above 5.5%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2031 will be used. This market concerns the 12-month percentage change for December 2031, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.09,0.91],"probability":0.09,"spread":0.97,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2032-02-08T06:30:00Z","closed_time":"2032-02-01T04:59:00Z","volume":89.01,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":6.303606986999512,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-16T10:29:41.479626Z","fetched_at":"2026-09-16T10:29:41.479626Z","added_at":"2026-07-29T23:05:54.969841Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2031/kxuscpiyear-32feb01","event_title":"US headline CPI inflation in December 2031","chart_24h":[0.09,0.09]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXUSCPIYEAR-32FEB01","as_of":"2026-09-16T13:41:16.788325Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"US headline CPI inflation in December 2031\" — top market at 94% probability across 13 outcomes","source_url":null}}