{"source":"polymarket","id":"1020458","ticker":"openai-resumes-us-chatgpt-pro-20x-signups-byptptpt","slug":"openai-resumes-us-chatgpt-pro-20x-signups-byptptpt","title":"OpenAI resumes US ChatGPT Pro 20x signups by...?","description":"On September 10, 2026, OpenAI paused new subscriptions and upgrades to the ChatGPT Pro 20x plan. \n\nThis market will resolve to \"Yes\" if OpenAI resumes new subscriptions to the ChatGPT Pro 20x plan for US customers by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nSubscriptions will be considered resumed when that plan is again generally available for purchase by new subscribers in the United States through the company's official channels. The availability of any other plan, including the ChatGPT Pro or Pro 5x plans, will not qualify. Resumption of upgrades for existing ChatGPT subscribers without new sign-ups will not qualify. \n\nA qualifying plan must be the called \"Pro 20x\" or otherwise confirmed to be the same plan as the ChatGPT Pro 20x Plan by a consensus of credible reporting.\n\nPrivate access limited to selected users or groups of users, a waitlist, or an invitation will not qualify. A change to the plan's name or price will not affect resolution, provided it remains OpenAI's highest-usage ChatGPT Pro tier. Unavailability in particular states resulting from legal or regulatory requirements will not prevent a \"Yes\" resolution.\n\nThe primary resolution source for this market will be OpenAI's official purchasing channels; however, official communications from the company's representatives or a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","active":true,"closed":false,"start_date":"2026-09-14T01:44:57Z","end_date":"2026-11-01T03:59:00Z","closed_time":null,"volume":2120.862669,"volume_24hr":2120.862669,"volume_24h_change":null,"normalized_vol_24hr":22.21923828125,"normalized_volume":13.34566593170166,"liquidity":1738.7744,"open_interest":1189.546079,"categories":["Science and Technology"],"tags":[{"id":"439","slug":"ai","label":"AI"},{"id":"1401","slug":"tech","label":"Tech"},{"id":"537","slug":"openai","label":"OpenAI"},{"id":"101644","slug":"chatgpt","label":"chatgpt"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"October 31, 2026","top_outcome_probability":0.835,"top_outcome_prob_24h_change":0.35,"top_outcome_volume_24h_change":1145.341168,"updated_at":"2026-09-14T17:50:15.558285Z","fetched_at":"2026-09-14T17:50:15.558285Z","added_at":"2026-09-14T01:59:48.507409Z","url":"https://polymarket.com/event/openai-resumes-us-chatgpt-pro-20x-signups-byptptpt","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,44.833334,44.833334,83.425171,103.425171,298.543239,298.543239,431.360626,431.360626,452.19396000000006,452.19396000000006,804.380101,1694.892669,1951.232669,2101.222669,2120.862669],"kind":"live","markets":[{"source":"polymarket","id":"4544948","event_id":"1020458","slug":"will-openai-resume-us-chatgpt-pro-signups-by-october-31-2026","question":"Will OpenAI resume US ChatGPT Pro signups by October 31, 2026?","group_item_title":"October 31, 2026","description":"On September 10, 2026, OpenAI paused new subscriptions and upgrades to the ChatGPT Pro 20x plan. \n\nThis market will resolve to \"Yes\" if OpenAI resumes new subscriptions to the ChatGPT Pro 20x plan for US customers by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nSubscriptions will be considered resumed when that plan is again generally available for purchase by new subscribers in the United States through the company's official channels. The availability of any other plan, including the ChatGPT Pro or Pro 5x plans, will not qualify. Resumption of upgrades for existing ChatGPT subscribers without new sign-ups will not qualify. \n\nA qualifying plan must be the called \"Pro 20x\" or otherwise confirmed to be the same plan as the ChatGPT Pro 20x Plan by a consensus of credible reporting.\n\nPrivate access limited to selected users or groups of users, a waitlist, or an invitation will not qualify. A change to the plan's name or price will not affect resolution, provided it remains OpenAI's highest-usage ChatGPT Pro tier. Unavailability in particular states resulting from legal or regulatory requirements will not prevent a \"Yes\" resolution.\n\nThe primary resolution source for this market will be OpenAI's official purchasing channels; however, official communications from the company's representatives or a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","outcomes":["Yes","No"],"outcome_prices":[0.835,0.165],"probability":0.835,"spread":0.03,"active":true,"closed":false,"start_date":"2026-09-14T01:44:57Z","end_date":"2026-11-01T03:59:00Z","closed_time":null,"volume":1145.341168,"volume_24hr":1145.341168,"prob_24h_change":0.35,"volume_24h_change":1145.341168,"normalized_vol_24hr":21.663143157958984,"normalized_volume":14.558869361877441,"liquidity":966.9398,"categories":["Science and Technology"],"countries":[],"updated_at":"2026-09-14T17:29:53.844786Z","fetched_at":"2026-09-14T17:29:53.844786Z","added_at":"2026-09-14T01:59:48.556663Z","url":"https://polymarket.com/event/openai-resumes-us-chatgpt-pro-20x-signups-byptptpt/will-openai-resume-us-chatgpt-pro-signups-by-october-31-2026","event_title":"OpenAI resumes US ChatGPT Pro 20x signups by...?","chart_24h":[0.485,0.525,0.52,0.51,0.525,0.505,0.52,0.575,0.675,0.69,0.775,0.765,0.795,0.8,0.76,0.875,0.835,0.835,0.835]},{"source":"polymarket","id":"4544947","event_id":"1020458","slug":"will-openai-resume-us-chatgpt-pro-signups-by-september-30-2026","question":"Will OpenAI resume US ChatGPT Pro signups by September 30, 2026?","group_item_title":"September 30, 2026","description":"On September 10, 2026, OpenAI paused new subscriptions and upgrades to the ChatGPT Pro 20x plan. \n\nThis market will resolve to \"Yes\" if OpenAI resumes new subscriptions to the ChatGPT Pro 20x plan for US customers by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nSubscriptions will be considered resumed when that plan is again generally available for purchase by new subscribers in the United States through the company's official channels. The availability of any other plan, including the ChatGPT Pro or Pro 5x plans, will not qualify. Resumption of upgrades for existing ChatGPT subscribers without new sign-ups will not qualify. \n\nA qualifying plan must be the called \"Pro 20x\" or otherwise confirmed to be the same plan as the ChatGPT Pro 20x Plan by a consensus of credible reporting.\n\nPrivate access limited to selected users or groups of users, a waitlist, or an invitation will not qualify. A change to the plan's name or price will not affect resolution, provided it remains OpenAI's highest-usage ChatGPT Pro tier. Unavailability in particular states resulting from legal or regulatory requirements will not prevent a \"Yes\" resolution.\n\nThe primary resolution source for this market will be OpenAI's official purchasing channels; however, official communications from the company's representatives or a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","outcomes":["Yes","No"],"outcome_prices":[0.395,0.605],"probability":0.395,"spread":0.07,"active":true,"closed":false,"start_date":"2026-09-14T01:44:57Z","end_date":"2026-10-01T03:59:00Z","closed_time":null,"volume":714.568212,"volume_24hr":714.568212,"prob_24h_change":-0.08999999999999997,"volume_24h_change":714.568212,"normalized_vol_24hr":18.86164093017578,"normalized_volume":12.676098823547363,"liquidity":337.8671,"categories":["Science and Technology"],"countries":[],"updated_at":"2026-09-14T17:50:15.623626Z","fetched_at":"2026-09-14T17:50:15.623626Z","added_at":"2026-09-14T01:59:48.556663Z","url":"https://polymarket.com/event/openai-resumes-us-chatgpt-pro-20x-signups-byptptpt/will-openai-resume-us-chatgpt-pro-signups-by-september-30-2026","event_title":"OpenAI resumes US ChatGPT Pro 20x signups by...?","chart_24h":[0.485,0.505,0.51,0.5,0.53,0.54,0.54,0.53,0.595,0.465,0.46,0.465,0.29,0.31,0.295,0.43,0.395]},{"source":"polymarket","id":"4544946","event_id":"1020458","slug":"will-openai-resume-us-chatgpt-pro-signups-by-september-23-2026","question":"Will OpenAI resume US ChatGPT Pro signups by September 23, 2026?","group_item_title":"September 23, 2026","description":"On September 10, 2026, OpenAI paused new subscriptions and upgrades to the ChatGPT Pro 20x plan. \n\nThis market will resolve to \"Yes\" if OpenAI resumes new subscriptions to the ChatGPT Pro 20x plan for US customers by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nSubscriptions will be considered resumed when that plan is again generally available for purchase by new subscribers in the United States through the company's official channels. The availability of any other plan, including the ChatGPT Pro or Pro 5x plans, will not qualify. Resumption of upgrades for existing ChatGPT subscribers without new sign-ups will not qualify. \n\nA qualifying plan must be the called \"Pro 20x\" or otherwise confirmed to be the same plan as the ChatGPT Pro 20x Plan by a consensus of credible reporting.\n\nPrivate access limited to selected users or groups of users, a waitlist, or an invitation will not qualify. A change to the plan's name or price will not affect resolution, provided it remains OpenAI's highest-usage ChatGPT Pro tier. Unavailability in particular states resulting from legal or regulatory requirements will not prevent a \"Yes\" resolution.\n\nThe primary resolution source for this market will be OpenAI's official purchasing channels; however, official communications from the company's representatives or a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/openai-announces-it-has-achieved-agi-in-2025-xKDwO2QRBchw.jpg","outcomes":["Yes","No"],"outcome_prices":[0.19,0.81],"probability":0.19,"spread":0.02,"active":true,"closed":false,"start_date":"2026-09-14T01:44:57Z","end_date":"2026-09-24T03:59:00Z","closed_time":null,"volume":260.95328900000004,"volume_24hr":260.95328900000004,"prob_24h_change":-0.295,"volume_24h_change":260.95328900000004,"normalized_vol_24hr":13.53525447845459,"normalized_volume":9.096463203430176,"liquidity":351.7475,"categories":["Science and Technology"],"countries":[],"updated_at":"2026-09-14T17:50:15.623626Z","fetched_at":"2026-09-14T17:50:15.623626Z","added_at":"2026-09-14T01:59:48.556663Z","url":"https://polymarket.com/event/openai-resumes-us-chatgpt-pro-20x-signups-byptptpt/will-openai-resume-us-chatgpt-pro-signups-by-september-23-2026","event_title":"OpenAI resumes US ChatGPT Pro 20x signups by...?","chart_24h":[0.485,0.505,0.505,0.385,0.395,0.475,0.485,0.485,0.42,0.38,0.325,0.31,0.245,0.2,0.185,0.185,0.185,0.19,0.19,0.19]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/1020458","as_of":"2026-09-14T18:03:02.317367Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"OpenAI resumes US ChatGPT Pro 20x signups by...?\" — top market at 84% probability across 3 outcomes","source_url":null}}