MLB Prediction Markets — World Series Odds & Game Moneylines

Trade on MLB game outcomes, World Series winner, Cy Young, MVP, and division titles. Real-money USDC, zero vig.

MLB prediction markets run from Spring Training through the World Series across 2,430 regular-season games plus postseason. Individual game moneylines trade with tight spreads against Polymarket's deep order book, with season outright markets (World Series winner, division leader, Wild Card spots) available from Opening Day. Cy Young and MVP award markets gain volume in August and September as candidates separate from the field.

Live MLB Markets

Detroit Tigers vs. Baltimore Orioles YES 100% / NO 0% $393K vol St. Louis Cardinals vs. Cincinnati Reds YES 39% / NO 61% $275K vol MLB World Series Champion 2026 YES 14% / NO 86% $25.2M vol Tampa Bay Rays vs. Baltimore Orioles YES 55% / NO 45% $19K vol St. Louis Cardinals vs. Milwaukee Brewers YES 35% / NO 65% $17K vol Tampa Bay Rays vs. New York Yankees YES 33% / NO 67% $187K vol Chicago Cubs vs. Pittsburgh Pirates YES 54% / NO 46% $11K vol Miami Marlins vs. Toronto Blue Jays YES 40% / NO 60% $6K vol Washington Nationals vs. Cleveland Guardians YES 39% / NO 61% $5K vol Houston Astros vs. Texas Rangers YES 46% / NO 54% $5K vol Arizona Diamondbacks vs. San Francisco Giants YES 44% / NO 56% $5K vol Tampa Bay Rays vs. Boston Red Sox YES 56% / NO 44% $677K vol

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Frequently Asked Questions

What MLB markets are available?

World Series winner, pennant (ALCS/NLCS) winners, Division winners, Wild Card qualifiers, Cy Young Award, MVP, game-by-game moneylines, and total-run markets where available.

How are MLB game markets resolved?

Markets resolve on the official MLB box score result. Suspended games remain open until completion. Rainout make-up games create new markets.

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