
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 · Google
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will OpenAI, Anthropic or Google cut API access to their text models, in 2026?
Will OpenAI, Anthropic, Google, or Meta release a model with context window >= 5M tokens before Dec 31, 2026?
Will Anthropic or Google have a stronger model by the end of 2026?
Anthropic vs Google: Highest Arena Score at the end of 2026
Will OpenAI, Anthropic, or Google acquire or take a controlling stake in a broker-dealer by the end of 2027?
Will Anthropic’s valuation hit __ by December 31?
Rules
This market will resolve to "the named outcome" if the combined private market valuation of Anthropic and OpenAI is larger than Google's market capitalization on December 31, 2026, or to "Google" if Google's market capitalization exceeds that combined valuation.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/openai-anthropic-vs-google-higher-valuation-on-december-31AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+77 more outcomes
+7 more outcomes
+9 more outcomes
+25 more outcomes
+47 more outcomes
+47 more outcomes