Polymarket just announced they're charging fees on all markets. Here how Polymarket's fees compares to Kalshi. tldr: Kalshi is higher in some, Polymarket is higher in some. It depends on the odds and market topic.🧵

Polymarket's fees will vary substantially depending on the type of market you're trading and the probability of the market. A portion of all fees will be routed back to makers. Kalshi's structure is a bit more rigid, with less of a difference in fees based on market type. Their maker rebates are not available to the general public. These fees will take effect on March 30.

Crypto: Tie Kalshi peak fee: 1.76% Polymarket peak fee: 1.80%