TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 31, 6:51 PM EST
Polymarket
This market will resolve according to the second-highest ranked Company based on the arena.ai Text Arena (Math) when the table under the "Leaderboard" tab filtered for "Labs" is checked on August 31, 2026, 12:00 PM ET. Results from the "Lab Rank" column under the "Text Arena | Math" Leaderboard tab at https://arena.ai/leaderboard/text/math-no-style-control?rankBy=labs with style control off (Adjustments: None) and filtered for "Labs" will be used to resolve this market. AI companies will be ordered primarily by their Lab Rank at the market’s check time. If the results based on the lab ranking are ambiguous or unavailable, the relevant AI companies will be ordered according to their highest-ranking AI model in the leaderboard’s “Models” view. If two or more models are tied on rank, they will be ordered by their Arena score, including any underlying, unrounded, granular values reflected in the data below the leaderboard. If a tie still remains, alphabetical order of AI lab/company names as listed in this market group will be used as a final tiebreaker (e.g., if the two models are tied by exact arena score, “Google” would be ranked ahead of “SpaceXAI”). This market will resolve based on the company that occupies second place under this ranking. The resolution source for this market is the arena.ai Text Arena (Math). If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve to "Other".
This market will resolve according to the second-highest ranked Company based on the arena.ai Text Arena (Math) when the table under the "Leaderboard" tab filtered for "Labs" is checked on August 31, 2026, 12:00 PM ET. Results from the "Lab Rank" column under the "Text Arena | Math" Leaderboard tab at https://arena.ai/leaderboard/text/math-no-style-control?rankBy=labs with style control off (Adjustments: None) and filtered for "Labs" will be used to resolve this market. AI companies will be ordered primarily by their Lab Rank at the market’s check time. If the results based on the lab ranking are ambiguous or unavailable, the relevant AI companies will be ordered according to their highest-ranking AI model in the leaderboard’s “Models” view. If two or more models are tied on rank, they will be ordered by their Arena score, including any underlying, unrounded, granular values reflected in the data below the leaderboard. If a tie still remains, alphabetical order of AI lab/company names as listed in this market group will be used as a final tiebreaker (e.g., if the two models are tied by exact arena score, “Google” would be ranked ahead of “SpaceXAI”). This market will resolve based on the company that occupies second place under this ranking. The resolution source for this market is the arena.ai Text Arena (Math). If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve to "Other".
Prediction markets aggregate dispersed information from many traders with real financial stakes, often producing forecasts that diverge meaningfully from published analyst reports or academic consensus. While traditional AI researchers may rely on benchmark scores and lab publications to rank institutions, this market incorporates forward-looking trader bets on which lab will actually achieve second-best status when measured against the Text Arena Math evaluation criteria. Analyst forecasts tend to be slower to update and may not fully price in recent breakthroughs, whereas market odds shift immediately as new evidence emerges, making them a complementary signal to expert opinion.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time probability percentages. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders purchase shares representing "yes" or "no" outcomes, and the cumulative volume on each side determines the odds displayed to the next participant. As traders adjust their positions based on new developments in AI research or lab announcements, the price moves to reflect the updated collective assessment of which laboratory will finish in second place by the deadline.
This market resolves around Sep 1, 2026, once the final Text Arena Math AI Lab rankings are published and verifiable from credible public sources. The outcome is determined by which laboratory officially ranks second-best according to the evaluation framework's published results. Resolution occurs after the rankings are confirmed and any appeals or corrections have been settled, ensuring that traders receive a definitive answer based on the actual measured performance of competing institutions.
Major catalysts include public announcements of new AI model releases by leading labs, peer-reviewed papers demonstrating mathematical breakthroughs, updates to the Text Arena evaluation methodology, and interim benchmark results released before the final rankings. Personnel changes at top labs, funding announcements, or partnerships that enhance computational capacity can also shift trader expectations. Additionally, performance on related math competitions or leaked internal performance metrics may influence how participants reassess each lab's likelihood of finishing second, causing significant repricing of this market.