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 Republicans lose the Alaska, Iowa, Kansas, Maine, Michigan, Ohio, and Texas Senate seats?
20%
▼ 4.5pt
Vol $36.5K today · $37.5K total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.