Anthropic's Claude Opus 4.6 large language model holds the top spot on the LMSYS Chatbot Arena's Style Control On leaderboard, driving its 89.5% market-implied probability of remaining #1 by April 30, 2026. Released in February and reinforced by rapid March iterations like Claude Sonnet 4.6 and expanded 1M-token context windows, it excels in style-controlled text generation, coding, and creative tasks, outpacing Google's Gemini 3.1 Pro (3.5% odds) and others by wide ELO margins. Traders see minimal risk of displacement, as no major releases from OpenAI, xAI, or challengers like DeepSeek are confirmed before resolution, amid Anthropic's enterprise dominance and benchmark leadership. Upcoming developer previews could shift dynamics, but current skin-in-the-game consensus favors continuity.
Experimental AI-generated summary referencing Polymarket data · UpdatedAnthropic 90%
Google 3.6%
xAI 2.3%
OpenAI 2.1%
$869,911 Vol.
$869,911 Vol.

Anthropic
90%

4%

xAI
2%

OpenAI
2%

DeepSeek
1%

Moonshot
1%

ByteDance
<1%

Z.ai
<1%

Alibaba
<1%

Amazon
<1%

Mistral
<1%

Meituan
<1%

Baidu
<1%
Anthropic 90%
Google 3.6%
xAI 2.3%
OpenAI 2.1%
$869,911 Vol.
$869,911 Vol.

Anthropic
90%

4%

xAI
2%

OpenAI
2%

DeepSeek
1%

Moonshot
1%

ByteDance
<1%

Z.ai
<1%

Alibaba
<1%

Amazon
<1%

Mistral
<1%

Meituan
<1%

Baidu
<1%
Results from the "Score" column under the "Text Arena | Overall" Leaderboard tab at https://lmarena.ai/leaderboard/text with style control on will be used to resolve this market.
Models will be ranked primarily by their arena score at this market’s check time, with alphabetical order of company names as listed in this market group used as a tiebreaker (e.g., if the two models are tied by arena score, “Google” would be ranked ahead of “xAI”). This market will resolve based on the company that occupies first place under this ranking.
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 will 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: Mar 20, 2026, 4:39 PM ET
Resolver
0x69c47De9D...Results from the "Score" column under the "Text Arena | Overall" Leaderboard tab at https://lmarena.ai/leaderboard/text with style control on will be used to resolve this market.
Models will be ranked primarily by their arena score at this market’s check time, with alphabetical order of company names as listed in this market group used as a tiebreaker (e.g., if the two models are tied by arena score, “Google” would be ranked ahead of “xAI”). This market will resolve based on the company that occupies first place under this ranking.
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 will resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.
Resolver
0x69c47De9D...Anthropic's Claude Opus 4.6 large language model holds the top spot on the LMSYS Chatbot Arena's Style Control On leaderboard, driving its 89.5% market-implied probability of remaining #1 by April 30, 2026. Released in February and reinforced by rapid March iterations like Claude Sonnet 4.6 and expanded 1M-token context windows, it excels in style-controlled text generation, coding, and creative tasks, outpacing Google's Gemini 3.1 Pro (3.5% odds) and others by wide ELO margins. Traders see minimal risk of displacement, as no major releases from OpenAI, xAI, or challengers like DeepSeek are confirmed before resolution, amid Anthropic's enterprise dominance and benchmark leadership. Upcoming developer previews could shift dynamics, but current skin-in-the-game consensus favors continuity.
Experimental AI-generated summary referencing Polymarket data · Updated



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