Are prediction markets accurate?
A natural question before trusting a Kalshi price: how accurate are prediction markets, really? The honest answer is that they are often quite good, for a specific reason, but they are not magic.
Here is a balanced look.
Why they tend to be accurate
A prediction market price aggregates the money-backed views of many people, each with an incentive to be right and a cost for being wrong. That combination tends to pull prices toward well-calibrated probabilities: events priced at 70% happen roughly 70% of the time across many markets. Real money on the line is a powerful filter on wishful thinking.
Why they often beat pundits
Unlike a single forecaster, a market incorporates everyone's information continuously and updates the instant new facts arrive. People who actually know something can profit by correcting a wrong price, which steadily improves it. That is why market prices frequently track outcomes better than individual experts or static models.
Where they fall short
Accuracy is not guaranteed. Thin, illiquid markets with few participants can be noisy and easy to push around. Markets can be slow to reflect information almost no one has, and they can occasionally swing on sentiment rather than fact. The more liquid and widely traded a market, the more you should trust its price.
How to use this
Treat a liquid market price as a strong, money-backed probability estimate, better than most single opinions, but not infallible. Your opportunity as a trader is precisely the cases where you have good reason to think a specific price is wrong. Most of the time, though, the market price is a humbling baseline to respect.