Trader consensus on Polymarket assigns a 54% implied probability to Anthropic securing the third-best AI model by April 30, driven by Claude Opus 4.6's sustained dominance atop Arena.ai's Chatbot Arena text leaderboard (Elo 1504), outpacing Google's Gemini 3.1 Pro Preview (1492) amid xAI's Grok 4.20 and OpenAI's GPT-5.4 occupying projected top spots via recent benchmark surges—Grok topped BridgeBench programming hallucination tests on April 12 with 91.8% accuracy. Google's momentum stems from Gemma 4's open-source debut at #3 overall earlier this month, signaling frontier advances, while Anthropic's Claude excels in coding and reasoning per Pareto frontier charts. With 17 days left, unannounced releases like Anthropic's Claude Mythos could shift rankings, underscoring prediction markets' skin-in-the-game wisdom amid rapid iteration.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAnthropic 55%
Google 37%
OpenAI 3.3%
DeepSeek 1.1%
$262,005 Vol.
$262,005 Vol.

Anthropic
55%

37%

OpenAI
3%

DeepSeek
1%

xAI
1%

ByteDance
<1%

Moonshot
<1%

Mistral
<1%

Baidu
<1%

Alibaba
<1%

Amazon
<1%

Z.ai
<1%

Meituan
<1%
Anthropic 55%
Google 37%
OpenAI 3.3%
DeepSeek 1.1%
$262,005 Vol.
$262,005 Vol.

Anthropic
55%

37%

OpenAI
3%

DeepSeek
1%

xAI
1%

ByteDance
<1%

Moonshot
<1%

Mistral
<1%

Baidu
<1%

Alibaba
<1%

Amazon
<1%

Z.ai
<1%

Meituan
<1%
Results from the "Score" 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 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 third 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, 4:21 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 off 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 third 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...Trader consensus on Polymarket assigns a 54% implied probability to Anthropic securing the third-best AI model by April 30, driven by Claude Opus 4.6's sustained dominance atop Arena.ai's Chatbot Arena text leaderboard (Elo 1504), outpacing Google's Gemini 3.1 Pro Preview (1492) amid xAI's Grok 4.20 and OpenAI's GPT-5.4 occupying projected top spots via recent benchmark surges—Grok topped BridgeBench programming hallucination tests on April 12 with 91.8% accuracy. Google's momentum stems from Gemma 4's open-source debut at #3 overall earlier this month, signaling frontier advances, while Anthropic's Claude excels in coding and reasoning per Pareto frontier charts. With 17 days left, unannounced releases like Anthropic's Claude Mythos could shift rankings, underscoring prediction markets' skin-in-the-game wisdom amid rapid iteration.
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