Join The Prediction Markets
Real-time odds from 
Kalshi and 
Polymarket, matched side by side.
What a free account gets you
- WatchlistSave the markets you follow and see both venues’ prices in one list.
- Price & gap alertsGet an email when a price hits your level or the venues drift apart.
- Paper tradingTest ideas with $1,000 of paper money at live venue prices, fees included.
- Your own API keyPull matched market data into your own tools.
Odds, charts and the scanner stay open to everyone, account or not.