When $50K moves into a single outcome on Polymarket, or Kalshi drifts 12pp from Polymarket on the same event — that's signal. MarketSonar surfaces it within 60 seconds, before the crowd catches on.
Free forever · No credit card · Full dashboard in 30 seconds
Regulated institutional money (Kalshi) often prices events differently than open retail markets (Polymarket). A 10%+ divergence is tradeable signal. MarketSonar surfaces every split as it opens.
Prediction markets process hundreds of millions in daily volume. Most of it is noise. MarketSonar filters to the moves that actually mean something.
Full Polymarket API + Kalshi integration. Every order, every price shift, every new market opening. Polled every 60 seconds with zero gaps — no sampling, no averages.
Bets above $10K trigger immediately. Cluster analysis spots coordinated buying. Cross-platform divergences over 10pp get flagged. Noise stays out — conviction surfaces.
Big moves hit your dashboard within 60 seconds. Free tier shows the same signals with a 15-minute delay — upgrade to trade on the timing, not after the crowd already moved.
Free gives you every signal with a 15-minute delay — enough to learn the market structure. Live gives you the timing to trade it.
Serious Polymarket and Kalshi traders track where money moves before price adjusts. That's the edge MarketSonar gives you — free to start.
No credit card. Full dashboard access. Cancel anytime.