Polymarket vs. Kalshi
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See where the two biggest prediction markets disagree. Pick any two markets, or start from the biggest gaps below: prices, volume, history and the resolution rules, side by side.
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Will John Thune announce a presidential run before 2027?
1%
– 0.3pt
Vol $1.5K today · $6.8K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.