{"source":"kalshi","id":"KXLLM1-26MAY30","ticker":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30","title":"Best AI this week?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":null,"volume":95894.21,"volume_24hr":18921.46,"volume_24h_change":null,"normalized_vol_24hr":32.129058837890625,"normalized_volume":34.16518020629883,"liquidity":null,"open_interest":82784.75,"categories":["Science and Technology"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Claude","top_outcome_probability":0.97,"top_outcome_prob_24h_change":0.010000000000000009,"top_outcome_volume_24h_change":78.91000000000076,"updated_at":"2026-05-26T16:04:09.860164Z","fetched_at":"2026-05-26T16:04:09.860164Z","added_at":"2026-05-23T16:05:45.562284Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","chart_24h":[30924.91,30932.96,30944.71,31387.68,29794.5,26227.41,25538.02,25618.38,25108.79,23655.92,21170.67,19849.7,16563.34,18031.72,17266.54,16745.52,17231.3,17607.72,17380.78,16769.38,15687.439999999999,16564.56,15026.45,15330.54,15145.9,15181.720000000001,15371.39,14834.39,16702.77,16633.33,13842.59,15716.710000000001,15817.980000000001,15150.240000000002,16732.84,18485.58,18921.46],"markets":[{"source":"kalshi","id":"KXLLM1-26MAY30-ANTH","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-ANTH","question":"Best AI in May 2026?","group_item_title":"Claude","description":"If Anthropic has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.97,0.030000000000000027],"probability":0.97,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":18817.61,"volume_24hr":5650.6,"prob_24h_change":0.010000000000000009,"volume_24h_change":78.91000000000076,"normalized_vol_24hr":26.769315719604492,"normalized_volume":31.43370246887207,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T16:04:43.418200Z","fetched_at":"2026-05-26T16:04:09.950863Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.96,0.97,0.98,0.98,0.98,0.98,0.96,0.98,0.97,0.98,0.98,0.98,0.97,0.98,0.98,0.98,0.98,0.98,0.97,0.96,0.97,0.96,0.97,0.97,0.97,0.97,0.97,0.97,0.97,0.98,0.97,0.96,0.97,0.97,0.96,0.97,0.97]},{"source":"kalshi","id":"KXLLM1-26MAY30-OPEN","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-OPEN","question":"Best AI in May 2026?","group_item_title":"ChatGPT","description":"If OpenAI has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.04,0.96],"probability":0.04,"spread":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":37900.62,"volume_24hr":5668.37,"prob_24h_change":0.010000000000000002,"volume_24h_change":-9348.95,"normalized_vol_24hr":26.788772583007812,"normalized_volume":36.064796447753906,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T16:04:43.418200Z","fetched_at":"2026-05-26T16:04:09.950863Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.03,0.04,0.03,0.04,0.04,0.04,0.03,0.03,0.03,0.03,0.03,0.03,0.02,0.02,0.03,0.03,0.03,0.03,0.03,0.03,0.03,0.04,0.04,0.04,0.04,0.04,0.04,0.04,0.03,0.04,0.04,0.04,0.03,0.03,0.04,0.03,0.04]},{"source":"kalshi","id":"KXLLM1-26MAY30-XAI","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-XAI","question":"Best AI in May 2026?","group_item_title":"Grok","description":"If xAI has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.02,0.98],"probability":0.02,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":5246.62,"volume_24hr":221.06,"prob_24h_change":0.0,"volume_24h_change":-2851.5,"normalized_vol_24hr":10.468924522399902,"normalized_volume":23.805877685546875,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T14:05:35.697058Z","fetched_at":"2026-05-26T14:04:57.277389Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02]},{"source":"kalshi","id":"KXLLM1-26MAY30-AMAZ","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-AMAZ","question":"Best AI in May 2026?","group_item_title":"Amazon Nova","description":"If Amazon has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":11941.0,"volume_24hr":2426.0,"prob_24h_change":0.0,"volume_24h_change":-771.0,"normalized_vol_24hr":21.78748893737793,"normalized_volume":28.595977783203125,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T15:12:01.654607Z","fetched_at":"2026-05-26T15:11:17.378067Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01]},{"source":"kalshi","id":"KXLLM1-26MAY30-GOOG","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-GOOG","question":"Best AI in May 2026?","group_item_title":"Gemini","description":"If Google has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":13991.36,"volume_24hr":4955.43,"prob_24h_change":-0.01,"volume_24h_change":1954.0900000000001,"normalized_vol_24hr":25.962142944335938,"normalized_volume":29.56942367553711,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T15:51:37.201663Z","fetched_at":"2026-05-26T15:51:03.114284Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.02,0.02,0.02,0.02,0.01,0.01,0.01,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.01,0.01,0.01]},{"source":"kalshi","id":"KXLLM1-26MAY30-ALIB","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-ALIB","question":"Best AI in May 2026?","group_item_title":"Qwen","description":"If Alibaba has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":200.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":9.125757217407227,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-25T17:58:33.328452Z","fetched_at":"2026-05-24T16:16:54.403638Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.01,0.01]},{"source":"kalshi","id":"KXLLM1-26MAY30-BYTE","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-BYTE","question":"Best AI in May 2026?","group_item_title":"Dola","description":"If ByteDance has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":2997.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-1065.0,"normalized_vol_24hr":null,"normalized_volume":20.79574203491211,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-26T09:44:01.343713Z","fetched_at":"2026-05-26T09:43:28.488426Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":[0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01]},{"source":"kalshi","id":"KXLLM1-26MAY30-META","event_id":"KXLLM1-26MAY30","slug":"KXLLM1-26MAY30-META","question":"Best AI in May 2026?","group_item_title":"Muse","description":"If Meta has the top-ranked LLM on May 30, 2026, then the market resolves to Yes.\n\n---\n\nIf two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-23T16:00:00Z","end_date":"2026-06-30T14:00:00Z","closed_time":"2026-05-30T14:00:00Z","volume":4800.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":23.31401252746582,"liquidity":null,"categories":["Science and Technology"],"updated_at":"2026-05-25T17:32:15.164948Z","fetched_at":"2026-05-24T21:36:52.308422Z","added_at":"2026-05-23T16:05:45.660358Z","url":"https://kalshi.com/markets/kxllm1/best-ai-this-week/kxllm1-26may30","event_title":"Best AI this week?","chart_24h":null}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXLLM1-26MAY30","as_of":"2026-05-26T16:07:47.916579Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Best AI this week?\" — top market at 4% probability across 8 outcomes","source_url":null}}