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 · Tampa Bay Rays
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
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Los Angeles Dodgers vs. Milwaukee Brewers - 1st Inning Winner
Rules
In the upcoming MLB game between the the named outcome and the named outcome, scheduled for October 12 at 8:00 PM ET: This market will resolve to "the named outcome" if the the named outcome is winning the game at the conclusion of the 5th inning.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/mlb-cle-tb-2026-10-12-first-five-winnerAI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+55 more outcomes
+29 more outcomes