Guides
Short, sourced explainers for tools and the venues they sit on. Each one carries its sources and a last-checked date.
How to get Polymarket and Kalshi whale alertsWhat whale alert services watch on Polymarket and Kalshi: size thresholds, wallet follows, new markets, which are free, and Telegram, push and Discord delivery.How to read a Polymarket leaderboardWhat Polymarket's profit and volume leaderboards measure, how daily, weekly, monthly and all-time windows differ, why Kalshi's is opt-in, and what trackers add.Kalshi vs Polymarket taxes for US tradersWhat Kalshi's help center says it issues (1099-INT, MISC, B, DA plus a FIFO P&L statement), what Polymarket's help center leaves out, and what a tax tool needs.Prediction market arbitrage math after feesTurn a Kalshi vs Polymarket spread into a net number with each venue's documented fee formula, a worked example, and the settlement-rule risk the math skips.
find the edge→size it→time it→execute
Trackers find the edge. Calculators size it. Alerts time it.
When it is time to execute, the free Kairos terminal trades Kalshi, Polymarket and Predict.fun from one book.