Los Angeles A vs Houston

This event covers the MLB regular-season game between the Los Angeles Angels and the Houston Astros, originally scheduled for August 20 at 8:10 PM ET. Alongside the straight moneyline, prediction markets are listing a deep menu of side markets — run totals, first-3 and first-5-innings winners, team totals, spreads, and individual player props for hits, RBIs and total bases. Kalshi carries the widest breadth of markets, while Polymarket concentrates volume in the full-game winner (roughly $185k) and Kalshi's main moneyline leads overall at about $536k. On the headline moneyline, Houston is the favourite at a 63.5% consensus, with Polymarket US at 63.5%, Polymarket at 63.0%, Azuro at 63.3% and Kalshi at 64.0% — a cross-platform spread of just 0.25 points. The Angels are priced around 36.8% (Polymarket US 37.0%, Polymarket 37.0%, Kalshi 37.0%, Azuro 37.9%). That's a moderate favourite, not a lopsided one. For the first-5-innings segment, Kalshi has Houston at 54.0% and the Angels at 32.0%, with a 22.0% tie. Total-runs markets on Kalshi lean over, with Over 7.5 at 57.0% and Over 8.5 at 49.0%. Cross-platform pricing is tightly aligned, with no material arbitrage visible in the headline markets.