Step-by-step explainers for reading odds, choosing a platform and managing risk.
The Polymarket leaderboard ranks traders by profit and volume. What those numbers really say about skill, how to study a top trader’s profile, and the traps in copying them.
Which endpoints give you markets, prices, order books and price history on Kalshi and Polymarket, what needs an API key, and the gotchas we hit running both in production.
Every Polymarket trade is public, so you can track the biggest wallets. How to find and read a whale’s positions, why copy trading usually underperforms, and what Polymarket bots really do.
How to withdraw from Kalshi, Polymarket US and the global Polymarket site, how long each method takes, what it costs, and the usual reasons a withdrawal gets held up.
Prediction market profits are taxable, but the IRS has not said exactly how. The forms Kalshi and Polymarket send, the possible tax treatments, and what records to keep.
The numbers on a prediction market ticket, in plain English: what slippage is and how to avoid it, what volume and open interest mean on Kalshi and Polymarket, and how to read the spread.
The two biggest prediction markets compared side by side: who regulates them, where you can use them, what they charge, which markets they list and how their prices differ.
Kalshi is a CFTC-regulated US exchange, not a sportsbook or a scam. Here is what that protects, what it does not, and the real risks to know before you deposit.
Polymarket blocked Americans for three years, then returned with a CFTC-regulated US exchange in December 2025. What is legal now, what is not, and why VPNs are a bad idea.
