According to Dune data, the prediction market has become a duopoly between Polymarket and Kalshi, leaving other platforms struggling to break through. In the past week, Polymarket led the market with a notional trading volume of $1.062 billion, followed by Kalshi with $950 million. Limitless and Myriad recorded $21.93 million and $3.85 million, respectively.

In terms of transaction volume, Kalshi ranked first with 3.575 million transactions, Polymarket reached 2.586 million transactions, Limitless and Myriad had 378,000 and 66,000 transactions respectively.