Will the Central Bank of Chile maintain the current rate at the December Monetary Policy Meeting?: Maintain current rate: Kalshi vs Polymarket odds

The price to buy each side on each site, updated 2 minutes ago. Kalshi closes this market on December 15, 2026.

Side	Kalshi	Polymarket
Yes	71¢	76¢
No	38¢	25¢

A price of 47¢ means the market puts it at about 47%; each contract pays $1 if it happens. Green is the cheaper site for that side. Best ask only, before fees.

Buying Yes on Kalshi at 71¢ and No on Polymarket at 25¢ costs 96¢ for a $1 payout whoever wins, before fees. Whether that still pays after Kalshi's fee, at the size actually for sale, is what ArbTrader checks live.
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On the sites: Kalshi · Polymarket · Polymarket calls it “Will the Central Bank of Chile make no change to the monetary policy rate at the December meeting?”

Why are Kalshi and Polymarket prices different?

They're separate exchanges with different traders, fees and rules, so the same question can trade at different prices. When buying opposite sides on the two sites costs less than $1 after fees, you can lock in the difference whoever wins, as long as both sites settle the question the same way. Read the step-by-step guide or how Kalshi vs Polymarket arbitrage works.

We match markets across the two sites by title, dates and rules; check both sites' rules before trading. Prices can change at any moment. Not financial advice. ArbTrader isn't affiliated with Kalshi or Polymarket.