Anthropic's Claude Opus 4.7, released on April 16, has secured the top position on the LMSYS Chatbot Arena leaderboard—the premier crowdsourced benchmark for large language model capabilities—with an Elo rating around 1505, outpacing rivals in coding, reasoning, and general tasks. This development drove market-implied odds to 100% consensus for Anthropic as the best AI model provider by April 30, reflecting trader confidence backed by real capital amid no major counter-releases from OpenAI's GPT series, Google's Gemini, or xAI's Grok in the ensuing two weeks. The lead persists across key evaluations like SWE-bench, solidifying competitive positioning. While last-minute announcements or leaderboard updates could theoretically challenge this, such shifts are improbable given the resolution proximity and quiet competitor pipelines.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAnthropic 100.0%
OpenAI <1%
xAI <1%
Baidu <1%
$21,421,101 Vol.
$21,421,101 Vol.

Anthropic
100%

OpenAI
<1%

xAI
<1%

Baidu
<1%

Amazon
<1%

Mistral
<1%

Meituan
<1%

Meta
<1%

<1%

Alibaba
<1%

ByteDance
<1%

Moonshot
<1%

Z.ai
<1%

DeepSeek
<1%

Microsoft
<1%
Anthropic 100.0%
OpenAI <1%
xAI <1%
Baidu <1%
$21,421,101 Vol.
$21,421,101 Vol.

Anthropic
100%

OpenAI
<1%

xAI
<1%

Baidu
<1%

Amazon
<1%

Mistral
<1%

Meituan
<1%

Meta
<1%

<1%

Alibaba
<1%

ByteDance
<1%

Moonshot
<1%

Z.ai
<1%

DeepSeek
<1%

Microsoft
<1%
Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://lmarena.ai/leaderboard/text with 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 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, 4:17 PM ET
Resolver
0x69c47De9D...Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://lmarena.ai/leaderboard/text with 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 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 4.7, released on April 16, has secured the top position on the LMSYS Chatbot Arena leaderboard—the premier crowdsourced benchmark for large language model capabilities—with an Elo rating around 1505, outpacing rivals in coding, reasoning, and general tasks. This development drove market-implied odds to 100% consensus for Anthropic as the best AI model provider by April 30, reflecting trader confidence backed by real capital amid no major counter-releases from OpenAI's GPT series, Google's Gemini, or xAI's Grok in the ensuing two weeks. The lead persists across key evaluations like SWE-bench, solidifying competitive positioning. While last-minute announcements or leaderboard updates could theoretically challenge this, such shifts are improbable given the resolution proximity and quiet competitor pipelines.
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