{"source":"polymarket","id":"876137","ticker":"bitcoin-up-or-down-on-august-21-2026","slug":"bitcoin-up-or-down-on-august-21-2026","title":"Bitcoin Up or Down on August 21?","description":"This market will resolve to \"Up\" if the \"Close\" price for the Binance 1 minute candle for BTC/USDT Aug 20 '26 12:00 in the ET timezone (noon) is lower than the final \"Close\" price for the Aug 21 '26 12:00 ET candle.\n\nThis market will resolve to \"Down\" if the \"Close\" price for the Binance 1 minute candle for BTC/USDT Aug 20 '26 12:00 in the ET timezone (noon) is higher than the final \"Close\" price for the Aug 21 '26 12:00 ET candle.\n\nIf the final \"Close\" price for both of these candles is exactly equal on Binance, this market will resolve 50-50.\n\nThe resolution source for this market is Binance, specifically the BTC/USDT \"Close\" prices currently available at https://www.binance.com/en/trade/BTC_USDT with \"1m\" and \"Candles\" selected on the top bar.\n\nPlease note that this market is about the price according to Binance BTC/USDT, not according to other exchanges or trading pairs.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/BTC+fullsize.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/BTC+fullsize.png","active":true,"closed":false,"start_date":"2026-08-19T16:07:10Z","end_date":"2026-08-21T16:00:00Z","closed_time":null,"volume":86580.81404099995,"volume_24hr":86578.85325799999,"volume_24h_change":null,"normalized_vol_24hr":49.145511627197266,"normalized_volume":29.42926025390625,"liquidity":49066.6545,"open_interest":67834.144205,"categories":["Crypto"],"tags":[{"id":"21","slug":"crypto","label":"Crypto"},{"id":"1312","slug":"crypto-prices","label":"Crypto Prices"},{"id":"101757","slug":"recurring","label":"Recurring"},{"id":"102169","slug":"hide-from-new","label":"Hide From New"},{"id":"235","slug":"bitcoin","label":"Bitcoin"},{"id":"102127","slug":"up-or-down","label":"Up or Down"},{"id":"102133","slug":"today","label":"Today 🚀"},{"id":"102281","slug":"daily","label":"Daily"},{"id":"103665","slug":"daily-close","label":"Daily-Close"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":0.835,"top_outcome_prob_24h_change":0.32999999999999996,"top_outcome_volume_24h_change":86548.89247499999,"updated_at":"2026-08-21T00:57:02.007111Z","fetched_at":"2026-08-21T00:57:02.007111Z","added_at":"2026-08-19T16:12:53.607428Z","url":"https://polymarket.com/event/bitcoin-up-or-down-on-august-21-2026","chart_24h":[29.960783,29.960783,42.999997,62.039211,463.039211,463.039211,483.039211,483.039211,532.549013,678.431364,682.45097,682.45097,741.274498,1759.504495,57833.98080299999,58541.86779299999,62985.679541000005,63220.64240299998,64550.06979799999,86578.85325799999],"markets":[{"source":"polymarket","id":"3724135","event_id":"876137","slug":"bitcoin-up-or-down-on-august-21-2026","question":"Bitcoin Up or Down on August 21?","group_item_title":null,"description":"This market will resolve to \"Up\" if the \"Close\" price for the Binance 1 minute candle for BTC/USDT Aug 20 '26 12:00 in the ET timezone (noon) is lower than the final \"Close\" price for the Aug 21 '26 12:00 ET candle.\n\nThis market will resolve to \"Down\" if the \"Close\" price for the Binance 1 minute candle for BTC/USDT Aug 20 '26 12:00 in the ET timezone (noon) is higher than the final \"Close\" price for the Aug 21 '26 12:00 ET candle.\n\nIf the final \"Close\" price for both of these candles is exactly equal on Binance, this market will resolve 50-50.\n\nThe resolution source for this market is Binance, specifically the BTC/USDT \"Close\" prices currently available at https://www.binance.com/en/trade/BTC_USDT with \"1m\" and \"Candles\" selected on the top bar.\n\nPlease note that this market is about the price according to Binance BTC/USDT, not according to other exchanges or trading pairs.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/BTC+fullsize.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/BTC+fullsize.png","outcomes":["Up","Down"],"outcome_prices":[0.835,0.165],"probability":0.835,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-19T16:07:10Z","end_date":"2026-08-21T16:00:00Z","closed_time":null,"volume":86580.81404099995,"volume_24hr":86578.85325799999,"prob_24h_change":0.32999999999999996,"volume_24h_change":86548.89247499999,"normalized_vol_24hr":52.16836166381836,"normalized_volume":37.92109680175781,"liquidity":44525.4782,"categories":["Crypto"],"countries":[],"updated_at":"2026-08-21T01:08:29.058610Z","fetched_at":"2026-08-21T00:57:02.304961Z","added_at":"2026-08-19T16:12:53.658306Z","url":"https://polymarket.com/event/bitcoin-up-or-down-on-august-21-2026/bitcoin-up-or-down-on-august-21-2026","event_title":"Bitcoin Up or Down on August 21?","chart_24h":[0.505,0.505,0.505,0.495,0.495,0.495,0.5,0.5,0.5,0.505,0.455,0.53,0.555,0.555,0.585,0.615,0.835]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/876137","as_of":"2026-08-21T01:58:35.887678Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Bitcoin Up or Down on August 21?\" — top market at 84% probability across 1 outcome","source_url":null}}