Anthropic’s recent launch of Claude Fable 5.1 on September 1 has solidified its lead across major leaderboards, including composite benchmarks for coding, reasoning, and agentic tasks, outpacing OpenAI’s GPT-6 Astra released days later. Multiple independent evaluations place Anthropic’s frontier models at the top, reflecting superior performance in long-context work and real-world capability metrics that traders weigh heavily for end-of-month resolution. OpenAI’s updates remain competitive on efficiency and specific domains like cybersecurity but have not closed the gap in overall rankings. With limited time remaining before September closes and no announced breakthroughs from other labs, market-implied odds reflect this established positioning and the stability of current capability demonstrations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourAnthropic 81%
OpenAI 16.8%
Meta 1.8%
Google 1.1%
$86,324 Vol.
$86,324 Vol.

Anthropic
81%

OpenAI
17%

Meta
2%

1%

Alibaba
<1%

Moonshot
<1%

SpaceXAI
<1%

Z.ai
<1%

Baidu
<1%

Xiaomi
<1%

DeepSeek
<1%

ByteDance
<1%

MiniMax
<1%

Thinky
<1%

Meituan
<1%

Mistral
<1%

Amazon
<1%

Nvidia
<1%

Tencent
<1%

StepFun
<1%

Microsoft
<1%
Anthropic 81%
OpenAI 16.8%
Meta 1.8%
Google 1.1%
$86,324 Vol.
$86,324 Vol.

Anthropic
81%

OpenAI
17%

Meta
2%

1%

Alibaba
<1%

Moonshot
<1%

SpaceXAI
<1%

Z.ai
<1%

Baidu
<1%

Xiaomi
<1%

DeepSeek
<1%

ByteDance
<1%

MiniMax
<1%

Thinky
<1%

Meituan
<1%

Mistral
<1%

Amazon
<1%

Nvidia
<1%

Tencent
<1%

StepFun
<1%

Microsoft
<1%
Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall with style control on (Adjustments: Style Control) and filtered for "Models" will be used to resolve this market.
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".
Marché ouvert : Jul 20, 2026, 8:32 PM ET
Source de résolution
https://arena.ai/leaderboard/text/overallRésolveur
0x69c47De9D...Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall with style control on (Adjustments: Style Control) and filtered for "Models" will be used to resolve this market.
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".
Source de résolution
https://arena.ai/leaderboard/text/overallRésolveur
0x69c47De9D...Anthropic’s recent launch of Claude Fable 5.1 on September 1 has solidified its lead across major leaderboards, including composite benchmarks for coding, reasoning, and agentic tasks, outpacing OpenAI’s GPT-6 Astra released days later. Multiple independent evaluations place Anthropic’s frontier models at the top, reflecting superior performance in long-context work and real-world capability metrics that traders weigh heavily for end-of-month resolution. OpenAI’s updates remain competitive on efficiency and specific domains like cybersecurity but have not closed the gap in overall rankings. With limited time remaining before September closes and no announced breakthroughs from other labs, market-implied odds reflect this established positioning and the stability of current capability demonstrations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour
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