Trends
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Rules
In the upcoming MLB game between the the named outcome and the named outcome, scheduled for September 29 at 6:33 AM 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-chc-sd-2026-09-29-first-five-winnerAI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+27 more outcomes
+97 more outcomes
+29 more outcomes