Will any AI model reach a Chatbot Arena score of at least 1550 by December 31?
As of July 14, 2026, the market gives “Will any AI model reach a Chatbot Arena score of at least 1550 by December 31?” a 82% chance of NO.
| YES odds | 19% |
|---|---|
| NO odds | 82% |
| Volume | $41,873 |
| Closes | December 31, 2026 |
Updated July 14, 2026 · Live data from Polymarket
About this market
Anthropic’s Claude Fable 5 and Opus 4-series variants currently anchor the LMSYS Chatbot Arena leaderboard near 1506–1510 Elo as of mid-June 2026, giving traders near-certain conviction that the 1500 Overall Arena threshold will be cleared by year-end. Steady gains from continued fine-tuning, expanded voting volume, and iterative releases across Anthropic, OpenAI, and Google have produced only modest score increases since early 2026, keeping the 1550 band at roughly 20–25% implied probability. Key catalysts ahead include anticipated second-half frontier drops and any reasoning or multi-turn improvements that could accelerate Elo movement. Resolution depends strictly on the public text leaderboard at December 31.