
The crowd was 64% sure, and they got it wrong.
36%
Final odds
“Haha, betting on Maydrick 2 days ago, what a pleasure to see him confirm my bet!”
Why: Extracted condition: Kalshi market KXTOPMODEL-26AUG31-CLAUM must be marked 'finalized' by Kalshi with a YES outcome for the binary 'What will be the top AI model this month? — claude-opus-5-max', which (per the contract) corresponds to the LM Arena Leaderboard (Remove Style Control) showing claude-opus-5-max as top-ranked on 2026-08-31 at 10:00 AM ET. Tie-breakers (Rank (UB) → Arena Score → votes → earlier release date) and Kalshi's finalized result govern settlement. Observed data (from supplied Kalshi state): Official status: finalized; Official finalized result: YES. Comparison: the ticker is finalized and the official finalized result is YES, which satisfies the market's resolution condition. Outcome: YES.
Source: kalshi.comResolved Aug 31


















