{"source":"kalshi","id":"KXUSCPIYEAR-28FEB01","ticker":"KXUSCPIYEAR-28FEB01","slug":"KXUSCPIYEAR-28FEB01","title":"US headline CPI inflation in December 2027","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2028-02-08T06:30:00Z","closed_time":null,"volume":10362.48,"volume_24hr":31.669999999999998,"volume_24h_change":null,"normalized_vol_24hr":4.481009483337402,"normalized_volume":23.182270050048828,"liquidity":null,"open_interest":6725.96,"categories":["Economy"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 0.0%","top_outcome_probability":0.98,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-09-16T12:47:59.669041Z","fetched_at":"2026-09-16T12:47:59.669041Z","added_at":"2026-07-29T23:05:59.589511Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2027/kxuscpiyear-28feb01","chart_24h":[34.1,37.9,18.68,9.68,31.88,30.38,34.76,31.669999999999998],"kind":"live","markets":[{"source":"kalshi","id":"KXUSCPIYEAR-28FEB01-T2.0","event_id":"KXUSCPIYEAR-28FEB01","slug":"KXUSCPIYEAR-28FEB01-T2.0","question":"Will the 12-month percentage change in CPI-U in December 2027 be above 2.0%?","group_item_title":"Above 2.0%","description":"If the 12-month percentage change in CPI-U, U.S. city average, all items, not seasonally adjusted, in December 2027 is above 2.0%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2027 will be used. 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This market concerns the 12-month percentage change for December 2027, not the annual-average percentage change for the specified year.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.05,0.95],"probability":0.05,"spread":0.10999999999999999,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2028-02-08T06:30:00Z","closed_time":"2028-02-01T04:59:00Z","volume":252.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":9.531513214111328,"liquidity":null,"categories":["Economy"],"countries":["United States"],"updated_at":"2026-09-16T10:29:52.596757Z","fetched_at":"2026-09-16T10:29:52.596757Z","added_at":"2026-07-29T23:05:59.748206Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2027/kxuscpiyear-28feb01","event_title":"US headline CPI inflation in December 2027","chart_24h":[0.05,0.05]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXUSCPIYEAR-28FEB01","as_of":"2026-09-16T12:51:40.220842Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"US headline CPI inflation in December 2027\" — top market at 76% probability across 13 outcomes","source_url":null}}