
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 · Roger Marshall (R)
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Which party will win the 2026 Kansas Senate race?
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Will Roger Marshall win the Kansas senate election by 11% or more?
Kansas Senate Election Margin of Victory
2026 Kansas Senate Race
Rules
This market will resolve according to the winner of the 2026 midterm Kansas U.S. Senate election, inclusive of any run-offs.
2 venues currently price this market. CoinRithm's liquidity-weighted reference probability for Roger Marshall (R) is 63%. The venue spread is about 1 percentage point. The venues do not agree on which outcome is ahead.
CoinRithm reference Roger Marshall (R) 63% · 2 venues · 1 pt venue spread
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/kansas-senate-election-winnerAI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+39 more outcomes
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