OpenAI commands the highest implied probability at 38% on Polymarket for holding the #1 spot on the LMSYS Chatbot Arena leaderboard by June 30, driven by trader expectations of superior upcoming models like potential GPT-5 iterations amid its vast compute resources and talent edge. Anthropic's recent Claude 3.5 Sonnet release on June 20 propelled it to the current top with 1287 Elo, excelling in coding and vision tasks and overtaking GPT-4o, boosting its 25% odds. Competitive pressures intensify from Google's Gemini advancements, xAI's Grok scaling on the Colossus supercluster, and Meta's Llama 3.1 405B; key catalysts include OpenAI's expected summer updates and developer conference reveals, though leaderboard volatility underscores resolution risks.
Résumé expérimental généré par IA à partir des données Polymarket · Mis à jour$1,136,607 Vol.

OpenAI
31%

xAI
16%

DeepSeek
8%

Alibaba
6%

Meta
6%

Z.ai
5%

Baidu
4%

Mistral
3%

Nvidia
3%

Meituan
3%
$1,136,607 Vol.

OpenAI
31%

xAI
16%

DeepSeek
8%

Alibaba
6%

Meta
6%

Z.ai
5%

Baidu
4%

Mistral
3%

Nvidia
3%

Meituan
3%
Results from the "Arena Score" section on the Leaderboard tab of https://lmarena.ai/ with the style control unchecked will be used to resolve this market.
If a listed model ties for #1 Arena score, it will suffice to resolve this market to "Yes."
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://lmarena.ai/. If this resolution source becomes unavailable, the market will remain open until it is accessible again. If it becomes permanently unavailable, resolution will be based on another credible source.
Marché ouvert : Dec 22, 2025, 5:28 PM ET
Resolver
0x65070BE91...Resolver
0x65070BE91...OpenAI commands the highest implied probability at 38% on Polymarket for holding the #1 spot on the LMSYS Chatbot Arena leaderboard by June 30, driven by trader expectations of superior upcoming models like potential GPT-5 iterations amid its vast compute resources and talent edge. Anthropic's recent Claude 3.5 Sonnet release on June 20 propelled it to the current top with 1287 Elo, excelling in coding and vision tasks and overtaking GPT-4o, boosting its 25% odds. Competitive pressures intensify from Google's Gemini advancements, xAI's Grok scaling on the Colossus supercluster, and Meta's Llama 3.1 405B; key catalysts include OpenAI's expected summer updates and developer conference reveals, though leaderboard volatility underscores resolution risks.
Résumé expérimental généré par IA à partir des données Polymarket · Mis à jour
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