Will OpenAI have the best AI model at the end of June 2026?

This market resolves YES if OpenAI owns the highest-ranked AI model on the Chatbot Arena LLM Leaderboard on June 30, 2026. The ranking will be determined by checking the leaderboard's official rankings, with ties broken by arena score and then alphabetically by company name. Resolution depends on a snapshot of the leaderboard at a specific time, making this a straightforward test of which company's model performs best according to this independent evaluation platform.

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