{"source":"kalshi","id":"KXGPTCOST-27","ticker":"KXGPTCOST-27","slug":"KXGPTCOST-27","title":"Will OpenAI increase the cost of ChatGPT?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-01-03T15:00:00Z","end_date":"2027-01-01T15:00:00Z","closed_time":null,"volume":69993.01,"volume_24hr":164.02,"volume_24h_change":null,"normalized_vol_24hr":8.924047470092773,"normalized_volume":27.810958862304688,"liquidity":null,"open_interest":27846.11,"categories":["Science and Technology"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Before 2027","top_outcome_probability":0.18,"top_outcome_prob_24h_change":0.04999999999999999,"top_outcome_volume_24h_change":16.370000000000005,"updated_at":"2026-07-25T21:52:13.361650Z","fetched_at":"2026-07-25T21:52:13.361650Z","added_at":null,"url":"https://kalshi.com/markets/kxgptcost/will-openai-increase-the-cost-of-chatgpt/kxgptcost-27","chart_24h":[147.65,125.09,125.09,169.54,164.02],"markets":[{"source":"kalshi","id":"KXGPTCOST-27","event_id":"KXGPTCOST-27","slug":"KXGPTCOST-27","question":"Will OpenAI increase the cost of ChatGPT?","group_item_title":"Before 2027","description":"If either ChatGPT Pro or Plus have a price increase after December 19, 2024 and before Jan 1, 2027, then the market resolves to Yes.\n\n---\n\nAt the time of this market opening, the price of Plus is $20/m and the price of Pro is $200/m.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.18,0.8200000000000001],"probability":0.18,"spread":0.03,"active":true,"closed":false,"start_date":"2026-01-03T15:00:00Z","end_date":"2027-01-01T15:00:00Z","closed_time":"2027-01-01T15:00:00Z","volume":69993.01,"volume_24hr":164.02,"prob_24h_change":0.04999999999999999,"volume_24h_change":16.370000000000005,"normalized_vol_24hr":9.96436595916748,"normalized_volume":32.390316009521484,"liquidity":null,"categories":["Science and Technology"],"countries":[],"updated_at":"2026-07-25T23:43:52.054347Z","fetched_at":"2026-07-25T23:43:52.054347Z","added_at":null,"url":"https://kalshi.com/markets/kxgptcost/will-openai-increase-the-cost-of-chatgpt/kxgptcost-27","event_title":"Will OpenAI increase the cost of ChatGPT?","chart_24h":[0.13,0.13,0.13,0.13,0.13,0.13,0.13,0.18,0.18,0.18,0.18,0.18,0.18,0.18,0.18]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXGPTCOST-27","as_of":"2026-07-26T00:01:33.645005Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Will OpenAI increase the cost of ChatGPT?\" — top market at 18% probability across 1 outcome","source_url":null}}