Trader consensus heavily favors Anthropic with a 73.5% implied probability for holding the top AI model on the LMSYS Chatbot Arena leaderboard by April's end, driven by Claude 3 Sonnet's sustained dominance since its March release, excelling in coding, reasoning, and multilingual benchmarks where it outperforms GPT-4 Turbo and Gemini 1.5 Pro. No major model releases from rivals like OpenAI or Google have shifted the standings in recent weeks, with GPT-4o still unreleased and xAI's Grok-1.5 lagging in user-voted Elo scores. Chinese models like DeepSeek show promise but trail significantly. As the resolution date nears without announced launches, traders see limited catalysts for upheaval, though a surprise preview could alter dynamics.
Experimental AI-generated summary referencing Polymarket data · UpdatedAnthropic 74%
Google 6%
xAI 3.6%
DeepSeek 3.6%
$139,008 Vol.
$139,008 Vol.

Anthropic
74%

6%

xAI
4%

DeepSeek
4%

OpenAI
3%

Moonshot
3%

Amazon
2%

Mistral
2%

ByteDance
2%

Z.ai
2%

Alibaba
2%

Meituan
1%

Baidu
<1%
Anthropic 74%
Google 6%
xAI 3.6%
DeepSeek 3.6%
$139,008 Vol.
$139,008 Vol.

Anthropic
74%

6%

xAI
4%

DeepSeek
4%

OpenAI
3%

Moonshot
3%

Amazon
2%

Mistral
2%

ByteDance
2%

Z.ai
2%

Alibaba
2%

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...Resolver
0x69c47De9D...Trader consensus heavily favors Anthropic with a 73.5% implied probability for holding the top AI model on the LMSYS Chatbot Arena leaderboard by April's end, driven by Claude 3 Sonnet's sustained dominance since its March release, excelling in coding, reasoning, and multilingual benchmarks where it outperforms GPT-4 Turbo and Gemini 1.5 Pro. No major model releases from rivals like OpenAI or Google have shifted the standings in recent weeks, with GPT-4o still unreleased and xAI's Grok-1.5 lagging in user-voted Elo scores. Chinese models like DeepSeek show promise but trail significantly. As the resolution date nears without announced launches, traders see limited catalysts for upheaval, though a surprise preview could alter dynamics.
Experimental AI-generated summary referencing Polymarket data · Updated


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