
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 · Significant decrease
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
US test scores in Math in 2026?
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Will "Annoyingly Principled People, and what befall..." make the top fifty posts in LessWrong's 2026 Annual Review?
Will the US confirm that aliens exist before 2027?
Rules
If US average test scores in Reading for eighth graders experienced Significant decrease in 2026, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxustestsreading-26AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+5 more outcomes
+3 more outcomes
+1 more outcomes
+4 more outcomes