
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 · Above 34.4%
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
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Anthropic IPO Closing Market Cap
When will Anthropic officially announce an IPO?
Rules
If the Anthropic Vercel share of AI Gateway spend across the top labs for Nov 14, 2026 is above 36.9%, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxanthvspend-14nov26AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+7 more outcomes
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