Prediction markets reached a record-breaking $12 billion in trading volume in January, marking a new all-time high for the sector. Leading platforms such as Kalshi, Polymarket, Opinion, and Probable each reported volumes exceeding $1 billion. In addition to the surge in trading activity, prediction markets generated over $11 million in on-chain fees during the month. Opinion led the fee generation with $6.14 million, while Polymarket contributed $2.62 million, highlighting the growing financial impact of these platforms.