Anthropic's 74% implied probability as the frontrunner for the #1 AI model by April's end stems from Claude 3.5 Sonnet's unchallenged lead on the LMSYS Chatbot Arena leaderboard, where it holds the top Elo score amid "Style Control On" evaluations emphasizing coherent, styled outputs. Traders anticipate Anthropic's rapid iteration—bolstered by recent Amazon funding and API expansions—will sustain dominance over rivals. Google's 7% odds reflect Gemini 1.5 Pro's solid but trailing performance and whispers of Gemini 2.0 previews, while xAI's 3.5% rides Elon Musk's hype for Grok-3 training on massive clusters. OpenAI lags at 1.7% post-o1 hype fade, with Chinese contenders like DeepSeek and Moonshot gaining niche traction but lacking broad U.S. leaderboard impact; key watch is April releases shifting trader consensus.
Experimental AI-generated summary referencing Polymarket data · UpdatedAnthropic 74%
Google 7%
xAI 3.5%
Amazon 2.9%
$46,521 Vol.
$46,521 Vol.

Anthropic
74%

7%

xAI
3%

Amazon
3%

Moonshot
3%

Z.ai
2%

Mistral
2%

Meituan
2%

ByteDance
2%

DeepSeek
2%

OpenAI
2%

Alibaba
1%

Baidu
<1%
Anthropic 74%
Google 7%
xAI 3.5%
Amazon 2.9%
$46,521 Vol.
$46,521 Vol.

Anthropic
74%

7%

xAI
3%

Amazon
3%

Moonshot
3%

Z.ai
2%

Mistral
2%

Meituan
2%

ByteDance
2%

DeepSeek
2%

OpenAI
2%

Alibaba
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...Resolver
0x69c47De9D...Anthropic's 74% implied probability as the frontrunner for the #1 AI model by April's end stems from Claude 3.5 Sonnet's unchallenged lead on the LMSYS Chatbot Arena leaderboard, where it holds the top Elo score amid "Style Control On" evaluations emphasizing coherent, styled outputs. Traders anticipate Anthropic's rapid iteration—bolstered by recent Amazon funding and API expansions—will sustain dominance over rivals. Google's 7% odds reflect Gemini 1.5 Pro's solid but trailing performance and whispers of Gemini 2.0 previews, while xAI's 3.5% rides Elon Musk's hype for Grok-3 training on massive clusters. OpenAI lags at 1.7% post-o1 hype fade, with Chinese contenders like DeepSeek and Moonshot gaining niche traction but lacking broad U.S. leaderboard impact; key watch is April releases shifting trader consensus.
Experimental AI-generated summary referencing Polymarket data · Updated


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