Anthropic holds the strongest market-implied position at 67% for the best Text Arena Math AI model by end of November, driven by its recent demonstrations of advanced mathematical reasoning. In September 2026, Claude models formalized a computer-checked proof of Fermat’s Last Theorem in 11 days and contributed to progress on longstanding problems like the Riemann hypothesis through multi-agent systems and tools such as Prove2Me. These align with Anthropic’s Claude Opus 5 Max variant currently topping Text Arena’s math leaderboard via human preference votes. Google trails at 19% amid competitive but less specialized math results, while OpenAI sits at 10% despite strong general benchmarks. Traders view Anthropic’s edge as reflecting sustained capability gains in formal math and agentic workflows, though new model releases or leaderboard shifts before November could alter outcomes.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAnthropic 67.0%
Google 20%
Z.ai 6.6%
OpenAI 7%
$12,646 Vol.
$12,646 Vol.

Anthropic
67%

20%

Z.ai
7%

OpenAI
7%

ByteDance
5%

Nvidia
3%

Meituan
2%

Alibaba
2%

Xiaomi
1%

Meta
1%

MiniMax
1%

StepFun
1%

Thinky
1%

Moonshot
1%

SpaceXAI
1%

Baidu
1%

Amazon
1%

Mistral
1%

Tencent
1%

Microsoft
1%

DeepSeek
1%
Anthropic 67.0%
Google 20%
Z.ai 6.6%
OpenAI 7%
$12,646 Vol.
$12,646 Vol.

Anthropic
67%

20%

Z.ai
7%

OpenAI
7%

ByteDance
5%

Nvidia
3%

Meituan
2%

Alibaba
2%

Xiaomi
1%

Meta
1%

MiniMax
1%

StepFun
1%

Thinky
1%

Moonshot
1%

SpaceXAI
1%

Baidu
1%

Amazon
1%

Mistral
1%

Tencent
1%

Microsoft
1%

DeepSeek
1%
Results from the "Rank" column under the "Text Arena | Math" Leaderboard tab at https://arena.ai/leaderboard/text/math-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 (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".
Market Opened: Sep 17, 2026, 8:05 PM ET
Resolver
0x69c47De9D...Results from the "Rank" column under the "Text Arena | Math" Leaderboard tab at https://arena.ai/leaderboard/text/math-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 (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".
Resolver
0x69c47De9D...Anthropic holds the strongest market-implied position at 67% for the best Text Arena Math AI model by end of November, driven by its recent demonstrations of advanced mathematical reasoning. In September 2026, Claude models formalized a computer-checked proof of Fermat’s Last Theorem in 11 days and contributed to progress on longstanding problems like the Riemann hypothesis through multi-agent systems and tools such as Prove2Me. These align with Anthropic’s Claude Opus 5 Max variant currently topping Text Arena’s math leaderboard via human preference votes. Google trails at 19% amid competitive but less specialized math results, while OpenAI sits at 10% despite strong general benchmarks. Traders view Anthropic’s edge as reflecting sustained capability gains in formal math and agentic workflows, though new model releases or leaderboard shifts before November could alter outcomes.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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