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 Tricia McLaughlin be the next White House Press Secretary?
12%
– 0.0pt
Vol $285 today · $285 total
Possibly the same event, on the other platform
Kalshi
Will Tricia McLaughlin be the next White House Press Secretary before Jan 20, 2…
2%
Kalshi
Will Alina Habba be the next White House Press Secretary before Jan 20, 2029?
2%
Kalshi
Will Anna Kelly be the next White House Press Secretary before Jan 20, 2029?
15%
Kalshi
Will Laura Loomer be the next White House Press Secretary before Jan 20, 2029?
1%
Kalshi
Will Scott Jennings be the next White House Press Secretary before Jan 20, 2029?
13%
Kalshi
Will Nicki Minaj be the next White House Press Secretary before Jan 20, 2029?
1%
Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.