Will claude-opus-5-high be the top-ranked AI model on Jul 31, 2026 at 10:00 AM ET on the LM Arena 'Remove Style Control' leaderboard?

🤖 Context

YES if Kalshi finalizes ticker KXTOPMODEL-26JUL31-CLAU5 as YES. That means, according to the LM Arena Leaderboard (Remove Style Control), claude-opus-5-high is the top-ranked model at 10:00 AM ET on July 31, 2026, with ties broken by highest Arena Score, then by most votes, then by earlier release date. The market resolves only after Kalshi shows that ticker as finalized with an explicit YES or NO.