
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 · Yes
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will Democrats sweep the "core four" Senate races? (Kalshi)
Will Democrats sweep the "core four" Senate races? (Kalshi)
Which Senate races will be within 5%?
Which Senate races will be within 1%?
Will Democrats win any of Alaska, Iowa, or Ohio in the Senate races this year?
Which of the Following 2026 Senate Races will be the closest?
Rules
This market will resolve to “Yes” if a candidate representing the Democratic Party wins the 2026 midterm U.S. Senate elections in Georgia, Michigan, North Carolina, and Maine (inclusive of any run-offs).
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/will-democrats-win-all-core-four-senate-racesAI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+17 more outcomes
+7 more outcomes
+16 more outcomes
+5 more outcomes