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.
Which company has the best AI model end of November?
Which company has the best AI model on LiveBench (Coding) end of December?
Which company has the best AI model on LiveBench (Overall) end of November?
Which company has the best AI model on LiveBench (Mathematics) end of November?
Which AI company will have the best coding model at the end of 2026?
Which company has the best LLM at the end of 2026? (Artificial analysis leaderboard)
Rules
This market will resolve according to the company which owns the model which has the highest arena rank based off the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) when the table under the "Leaderboard" tab is checked on December 31, 2026, 12:00 PM ET.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/which-company-has-best-ai-model-end-of-2026AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+7 more outcomes
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