live · refreshed every 30s
price gaps
Where Kalshi and Polymarket disagree on the same questionright now — every matched market, ranked by the gap between their YES mid-prices. A wide gap is a divergence to investigate; when one grows past both exchanges’ fees it becomes a true arb on /arbs.
No matched pairs with fresh prices right now — the scanner re-checks every 30s. Check back shortly.
Liquid markets only — both sides need a two-sided book with a spread ≤ 10¢, so stale or one-sided books don’t show phantom gaps. Mid-price = (best YES bid + best YES ask) / 2 at the latest snapshot. Confirm the live book on each exchange before trading.