Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · Will there be a run scored in the first inning?: Cleveland Guardians vs. Tampa Bay Rays — Yes
Loading selected book…
—
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Los Angeles Dodgers vs. Milwaukee Brewers
Cleveland Guardians vs. Tampa Bay Rays
Milwaukee Brewers vs. Los Angeles Dodgers
Milwaukee Brewers vs. Los Angeles Dodgers
Cleveland Guardians vs. Tampa Bay Rays - 1st Inning Winner
Los Angeles Dodgers vs. Milwaukee Brewers - 1st Inning Winner
Rules
In the upcoming MLB game between the the named outcome and Tampa Bay Rays, scheduled for October 13 at 8:00PM ET:
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/mlb-cle-tb-2026-10-13AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+29 more outcomes
+22 more outcomes