Anthropic's sustained leadership in large language model benchmarks and responsible AI development has anchored trader consensus around its 66.5% implied probability of fielding the best model by end of 2026. Recent capability demonstrations, enterprise adoption trends, and focus on safety evaluations have reinforced this positioning relative to OpenAI, whose 12.0% odds reflect ongoing competition from faster-moving labs and shifting product priorities. Google and xAI trail further behind at 7.5% and 5.2%, with traders citing slower release cadences and narrower demonstrated advantages in multimodal reasoning or agentic tasks. The market's tight clustering among top contenders highlights how upcoming model iterations, third-party evaluations, and regulatory clarity on AI deployment could still alter outcomes before year-end.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAnthropic 67%
OpenAI 12%
Google 8%
xAI 5.2%
$588,195 Vol.
$588,195 Vol.
Dec 31, 2026
Anthropic
67%
OpenAI
12%
8%
xAI
5%
Moonshot
2%
Alibaba
2%
Meta
2%
DeepSeek
2%
Z.ai
1%
ByteDance
<1%
Mistral
<1%
Amazon
<1%
Baidu
<1%
Microsoft
<1%
Meituan
<1%
Anthropic 67%
OpenAI 12%
Google 8%
xAI 5.2%
$588,195 Vol.
$588,195 Vol.
Dec 31, 2026
Anthropic
$65,792 Vol.
67%
OpenAI
$48,449 Vol.
12%
$31,403 Vol.
8%
xAI
$40,122 Vol.
5%
Moonshot
$45,329 Vol.
2%
Alibaba
$39,238 Vol.
2%
Meta
$38,215 Vol.
2%
DeepSeek
$44,555 Vol.
2%
Z.ai
$33,257 Vol.
1%
ByteDance
$49,893 Vol.
<1%
Mistral
$30,247 Vol.
<1%
Amazon
$30,402 Vol.
<1%
Baidu
$24,927 Vol.
<1%
Microsoft
$32,917 Vol.
<1%
Meituan
$33,448 Vol.
<1%
This market will resolve according to the company which owns the model which has the highest arena rank based off the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) when the table under the "Leaderboard" tab is checked on December 31, 2026, 12:00 PM ET.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.Anthropic's sustained leadership in large language model benchmarks and responsible AI development has anchored trader consensus around its 66.5% implied probability of fielding the best model by end of 2026. Recent capability demonstrations, enterprise adoption trends, and focus on safety evaluations have reinforced this positioning relative to OpenAI, whose 12.0% odds reflect ongoing competition from faster-moving labs and shifting product priorities. Google and xAI trail further behind at 7.5% and 5.2%, with traders citing slower release cadences and narrower demonstrated advantages in multimodal reasoning or agentic tasks. The market's tight clustering among top contenders highlights how upcoming model iterations, third-party evaluations, and regulatory clarity on AI deployment could still alter outcomes before year-end.
This market will resolve according to the company which owns the model which has the highest arena rank based off the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) when the table under the "Leaderboard" tab is checked on December 31, 2026, 12:00 PM ET.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.
Market Opened: Jun 4, 2026, 1:39 PM ET
Volume
$588,195End Date
Dec 31, 2026Market Opened
Jun 4, 2026, 1:39 PM ETResolver
0x69c47De9D...This market will resolve according to the company which owns the model which has the highest arena rank based off the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) when the table under the "Leaderboard" tab is checked on December 31, 2026, 12:00 PM ET.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.Anthropic's sustained leadership in large language model benchmarks and responsible AI development has anchored trader consensus around its 66.5% implied probability of fielding the best model by end of 2026. Recent capability demonstrations, enterprise adoption trends, and focus on safety evaluations have reinforced this positioning relative to OpenAI, whose 12.0% odds reflect ongoing competition from faster-moving labs and shifting product priorities. Google and xAI trail further behind at 7.5% and 5.2%, with traders citing slower release cadences and narrower demonstrated advantages in multimodal reasoning or agentic tasks. The market's tight clustering among top contenders highlights how upcoming model iterations, third-party evaluations, and regulatory clarity on AI deployment could still alter outcomes before year-end.
This market will resolve according to the company which owns the model which has the highest arena rank based off the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) when the table under the "Leaderboard" tab is checked on December 31, 2026, 12:00 PM ET.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.
Results from the "Rank" section on the Leaderboard tab of https://lmarena.ai/leaderboard/text with the style control off 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 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 “xAI”). This market will resolve based on the company that occupies first place under this ranking system.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.
Volume
$588,195End Date
Dec 31, 2026Market Opened
Jun 4, 2026, 1:39 PM ETResolver
0x69c47De9D...Anthropic's sustained leadership in large language model benchmarks and responsible AI development has anchored trader consensus around its 66.5% implied probability of fielding the best model by end of 2026. Recent capability demonstrations, enterprise adoption trends, and focus on safety evaluations have reinforced this positioning relative to OpenAI, whose 12.0% odds reflect ongoing competition from faster-moving labs and shifting product priorities. Google and xAI trail further behind at 7.5% and 5.2%, with traders citing slower release cadences and narrower demonstrated advantages in multimodal reasoning or agentic tasks. The market's tight clustering among top contenders highlights how upcoming model iterations, third-party evaluations, and regulatory clarity on AI deployment could still alter outcomes before year-end.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
Beware of external links.
Beware of external links.
Frequently Asked Questions