Prediction Markets · company signal
Surface API @surfaceapi
The cross exchange API for prediction markets. Kalshi & Polymarket + more soon
frontrun watches the follow graphs of 2,000+ venture investors on X. Surface API was first flagged on 2026-04-02 - the moment tracked investors began converging on it. 5 of them follow today. that count is public; which investors they are, when each followed, and the daily change is what the product shows.
see who's behind the 5 follows on Surface API, plus every company they follow next. start a 7-day free trial →
more prediction markets companies on the signal
HyperSharps (5 tracked) · itslirrato (5 tracked) · Polycool (5 tracked) · PredictQ (5 tracked) · yoyo market (5 tracked) · stak (5 tracked) · rumo (prediction arc) (5 tracked) · YUKI (5 tracked)
data updated 2026-10-05 · trending prediction markets startups · trending this week · startups by sector