
Data as of Nov 4, 2026, 6:05 PM UTC · policy pm-quality-4
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 · $1.00-$1.15T
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
OpenAI’s valuation end of November 2026?
Anthropic vs OpenAI - higher valuation on December 31?
Will OpenAI's valuation hit __ by December 31?
Will OpenAI's valuation hit __ by November 30?
Anthropic highest valuation by end of December 2026
OpenAI highest valuation by end of December 2026
Rules
This market will resolve according to OpenAI's private market valuation, as measured by the NPM Price reported by Nasdaq Private Market, LLC (NPM) for the last trading day of the specified month.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/openais-valuation-end-of-december-2026AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+77 more outcomes
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