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 it be reported by any of the Source Agencies that the annual base salary of all Members of Congress increases above $174,000 before Jan 1, 2027?
15%
▲ +5.5pt
Vol $135 today · $517 total
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.