
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: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · Rank 1 to 2
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
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Rules
If "All I Want for Christmas Is You" by Mariah Carey ranks between No. 1 and No. 2, inclusive, on the Billboard Hot 100 for the chart dated Jan 2, 2027, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxbbsingle-27jan02allAI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+12 more outcomes
+38 more outcomes
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