{"source":"kalshi","id":"KXUSCPIYEAR-31FEB01","ticker":"KXUSCPIYEAR-31FEB01","slug":"KXUSCPIYEAR-31FEB01","title":"US headline CPI inflation in December 2030","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-29T23:00:00Z","end_date":"2031-02-08T06:30:00Z","closed_time":null,"volume":3787.5499999999997,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":18.411720275878906,"liquidity":null,"open_interest":1513.06,"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":0.95,"top_outcome_prob_24h_change":null,"top_outcome_volume_24h_change":null,"updated_at":"2026-09-02T17:02:03.145728Z","fetched_at":"2026-09-02T17:02:03.145728Z","added_at":"2026-07-29T23:05:54.790553Z","url":"https://kalshi.com/markets/kxuscpiyear/us-headline-cpi-inflation-in-december-2030/kxuscpiyear-31feb01","chart_24h":null,"kind":"live","markets":[{"source":"kalshi","id":"KXUSCPIYEAR-31FEB01-T3.5","event_id":"KXUSCPIYEAR-31FEB01","slug":"KXUSCPIYEAR-31FEB01-T3.5","question":"Will the 12-month percentage change in CPI-U in December 2030 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 2030 is above 3.5%, then the market resolves to Yes.\n\n---\n\nThe initially reported value for December 2030 will be used. 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