This task can be performed using Paradigm Predictions
See prediction markets clearly: volume and open interest unified
Best product for this task
Paradigm Predictions
analytics
Paradigm Prediction Markets provides an interactive analytics dashboard for tracking volume and open interest across Kalshi and Polymarket. Users can compare venues, explore categories, and analyze historical trends using visual charts and flexible timeframes.

What to expect from an ideal product
- Connect your Kalshi and Polymarket accounts to pull real-time open interest data into one central dashboard where you can monitor changes across both platforms simultaneously
- Set up custom alerts that notify you when open interest hits specific thresholds or shows unusual spikes on either platform, helping you catch trending markets early
- Use the side-by-side comparison feature to analyze how the same event trades differently on Kalshi versus Polymarket, spotting arbitrage opportunities and market inefficiencies
- Filter markets by category like politics, economics, or sports to track open interest patterns within specific sectors and identify which types of events generate the most trading activity
- Export historical open interest data spanning multiple months to build your own models and backtest strategies based on how market participation evolved over time
