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 · 64-66%
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Republican Senate odds hit __ by October 31?
Democratic odds of senate control on Tuesday November 3 2026?
If this person is the Democratic Senate candidate for Maine, will they win the 2026 election?
Which Democratic senate candidates will lead in the Nate Silver polling average on election day?
New York Democratic Senate nominee in 2028?
Pennsylvania Democratic Senate nominee? (2028)
Rules
This market will resolve according to the range that contains the Democratic Party's hourly odds value in the "Senate Control 2026" listing on PredictionMarketOdds.com for the "Time Window (ET)" ending at 12:00 PM ET on October 23, 2026.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/democratic-senate-odds-on-october-23AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+2 more outcomes
+17 more outcomes
+16 more outcomes
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