PolymarketCloses · in 11 daysPart of Which company has the best AI model end of October? →

Will Alibaba have the best AI model at the end of October 2026?

Current price

0.05¢

−0.1¢ · 24h

Implied probability 0.05%
$151.4K total volume · YES/NO

7-day range 0.05–0.15¢

Low gotcha risk

Gotcha risk — resolution-rule assessment

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The rules provide an exact, objective resolution mechanism by identifying a specific leaderboard URL (arena.ai Text Arena Overall without style control), precise filter criteria, and an exact timestamp of October 31, 2026, at 12:00 PM ET. Clear explicit rules govern edge cases, such as excluding models tagged with AutoEval, resolving ties via unrounded granular Arena scores followed by alphabetical ordering, and handling temporary or permanent website downtime. Because every step of the verification process relies on automated metrics from a single specified source rather than subjective judgement, there is minimal resolution risk.

Wording ambiguity
Low
Source discretion
Low
Timing risk
Low
Exceptional clauses
Low

Liquidity

Low — thin book

Thin book — large orders will move this price. At the daily check: a spread of 5¢ or more (or none quoted), or less than $2K within 5¢ of the mid.

Book depth $53.5K within 5¢ of mid
Price history range

Price history

Market price
0¢0.05¢0.1¢0.15¢0.2¢17:4601:4509:4317:41
0¢0.05¢0.1¢0.15¢0.2¢Oct 12Oct 15Oct 17Oct 19
0¢0.2¢0.4¢0.6¢0.8¢Sep 9Sep 23Oct 6Oct 19

Why it moved

No big moves in the last 7 days.

Resolution rules

This market will resolve according to the company which owns the model which has the highest arena rank based on the arena.ai Text Arena (Overall) when the table under the "Leaderboard" tab is checked on October 31, 2026, 12:00 PM ET. Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off (Adjustments: None) and filtered for "Models" will be used to resolve this market. Note: Models marked “AutoEval” at the applicable check time will not be considered, regardless of whether they display a rank or score. Models will be ordered primarily by their leaderboard rank at the market’s check time. 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 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 first place under this ranking. The resolution source for this market is the arena.ai Text Arena (Overall). 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".

Rules history

Rules history is not displayed yet.

Market explained

This market measures whether an AI model owned by Alibaba achieves the highest rank on the arena.ai Text Arena (Overall) leaderboard at the end of October 2026.

How it resolves

The market resolves to Yes if an AI model owned by Alibaba occupies first place on the arena.ai Text Arena (Overall) leaderboard when checked. Models marked AutoEval are disregarded regardless of rank or score. It resolves to No if a model owned by another company occupies first place. Rankings rely primarily on leaderboard rank with style control off and filtered for Models, with ties broken by granular Arena score, then alphabetical order of company names. It resolves to Other if the resolution source becomes permanently unavailable. The market is determined using data from the arena.ai Text Arena leaderboard. If the site is down at check time, the market remains open until it is back online.

Key dates

  • Leaderboard check time: — Table checked under the Leaderboard tab at 12:00 PM ET

Resolution source

arena.ai Text Arena (Overall)

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