
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 · Claude
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Which lab will have the #1 model on the arena.ai Text leaderboard on October 31, 2026?
Second-best Text Arena Math AI Lab end of October?
Which company has the best Text Arena Math AI model end of November?
Third-best Text Arena Math AI Lab end of October?
Third-best Text Arena Math AI Lab end of December?
Which company has the best AI model end of October?
Rules
If a model by Anthropic is the first to hit 1550 on Text Arena before Jan 1, 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/kxmodelhigh-27-1550AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+9 more outcomes
+7 more outcomes
+18 more outcomes
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