Anthropic's recent Claude releases, including Fable 5 and Mythos 5, have driven the 94.5% market-implied odds by topping multiple August 2026 leaderboards such as BenchLM and composite quality indexes through superior reasoning, agentic coding, and long-context performance. These models maintain clear leads over OpenAI's GPT-5.6 updates and Google's Gemini variants in verified benchmarks, reflecting sustained technical edges in reliability and tool use that traders view as unlikely to shift dramatically in the remaining weeks. Strong enterprise adoption and revenue momentum further reinforce the positioning. A late-month breakthrough from competitors or a surprise benchmark reversal could still narrow the gap before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAnthropic 95%
OpenAI 3.7%
Google 1.3%
Meta <1%
$1,515,780 Vol.
$1,515,780 Vol.
Aug 31, 2026
Anthropic
95%
OpenAI
4%
1%
Meta
<1%
Alibaba
<1%
Z.ai
<1%
SpaceXAI
<1%
DeepSeek
<1%
Moonshot
<1%
Baidu
<1%
Xiaomi
<1%
Amazon
<1%
Bytedance
<1%
Nvidia
<1%
Thinky
<1%
MiniMax
<1%
Mistral
<1%
Meituan
<1%
Tencent
<1%
StepFun
<1%
Microsoft
<1%
Anthropic 95%
OpenAI 3.7%
Google 1.3%
Meta <1%
$1,515,780 Vol.
$1,515,780 Vol.
Aug 31, 2026
Anthropic
$324,406 Vol.
95%
OpenAI
$143,801 Vol.
4%
$123,410 Vol.
1%
Meta
$135,656 Vol.
<1%
Alibaba
$128,789 Vol.
<1%
Z.ai
$108,280 Vol.
<1%
SpaceXAI
$120,744 Vol.
<1%
DeepSeek
$122,637 Vol.
<1%
Moonshot
$107,002 Vol.
<1%
Baidu
$15,032 Vol.
<1%
Xiaomi
$11,009 Vol.
<1%
Amazon
$9,778 Vol.
<1%
Bytedance
$88,729 Vol.
<1%
Nvidia
$11,465 Vol.
<1%
Thinky
$12,844 Vol.
<1%
MiniMax
$23,168 Vol.
<1%
Mistral
$4,351 Vol.
<1%
Meituan
$3,803 Vol.
<1%
Tencent
$4,363 Vol.
<1%
StepFun
$4,993 Vol.
<1%
Microsoft
$11,524 Vol.
<1%
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 August 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.
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".Anthropic's recent Claude releases, including Fable 5 and Mythos 5, have driven the 94.5% market-implied odds by topping multiple August 2026 leaderboards such as BenchLM and composite quality indexes through superior reasoning, agentic coding, and long-context performance. These models maintain clear leads over OpenAI's GPT-5.6 updates and Google's Gemini variants in verified benchmarks, reflecting sustained technical edges in reliability and tool use that traders view as unlikely to shift dramatically in the remaining weeks. Strong enterprise adoption and revenue momentum further reinforce the positioning. A late-month breakthrough from competitors or a surprise benchmark reversal could still narrow the gap before resolution.
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 August 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.
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".
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.
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".
Market Opened: Jul 16, 2026, 11:09 PM ET
Volume
$1,515,780End Date
Aug 31, 2026Market Opened
Jul 16, 2026, 11:09 PM ETResolution Source
https://arena.ai/leaderboard/text/overall-no-style-controlResolver
0x69c47De9D...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 August 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.
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".Anthropic's recent Claude releases, including Fable 5 and Mythos 5, have driven the 94.5% market-implied odds by topping multiple August 2026 leaderboards such as BenchLM and composite quality indexes through superior reasoning, agentic coding, and long-context performance. These models maintain clear leads over OpenAI's GPT-5.6 updates and Google's Gemini variants in verified benchmarks, reflecting sustained technical edges in reliability and tool use that traders view as unlikely to shift dramatically in the remaining weeks. Strong enterprise adoption and revenue momentum further reinforce the positioning. A late-month breakthrough from competitors or a surprise benchmark reversal could still narrow the gap before resolution.
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 August 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.
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".
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.
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".
Volume
$1,515,780End Date
Aug 31, 2026Market Opened
Jul 16, 2026, 11:09 PM ETResolution Source
https://arena.ai/leaderboard/text/overall-no-style-controlResolver
0x69c47De9D...Anthropic's recent Claude releases, including Fable 5 and Mythos 5, have driven the 94.5% market-implied odds by topping multiple August 2026 leaderboards such as BenchLM and composite quality indexes through superior reasoning, agentic coding, and long-context performance. These models maintain clear leads over OpenAI's GPT-5.6 updates and Google's Gemini variants in verified benchmarks, reflecting sustained technical edges in reliability and tool use that traders view as unlikely to shift dramatically in the remaining weeks. Strong enterprise adoption and revenue momentum further reinforce the positioning. A late-month breakthrough from competitors or a surprise benchmark reversal could still narrow the gap before resolution.
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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