Will any AI model reach a Chatbot Arena score of at least 1600 by December 31?

Prediction markets currently give a 27% probability that Will any AI model reach a Chatbot Arena score of at least 1600 by December 31?. This contract trades at 27¢ on Polymarket, closing December 31, 2026.

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27¢
Bid/Ask 26/27¢·Spread 1¢·Vol $0·OI $5,051.402·Closes Dec 31, 2026·253d remaining
0x8f81a4e47bb18d14fb067d35d370239ecac9f7d7c85971a28efcf7c44e13dd35
7-day price63 snapshots · 3 regime
37¢27¢ current
Apr 826¢Apr 21

Resolution rules

This market will resolve to "Yes" if any model on the Chatbot Arena LLM Leaderboard (https://lmarena.ai/) reaches at least the specified Arena Score by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". Results from the 'Score' section on the 'Text Arena' Leaderboard tab (https://lmarena.ai/leaderboard/text), with the style control unchecked, will be used to resolve this market. The resolution source is the Chatbot Arena LLM Leaderboard (https://lmarena.ai/). If this source is temporarily unavailable, the market remains open until it is accessible again; if permanently unavailable, this market will resolve to "No".

Indicators

IY (Yes) 389.8%
IY (No) 53.3%
Adj IY 195%
CRI 3
Overround 0.0%
▶ Full indicator table (5)
IndicatorValue
IY (Yes)389.8%
IY (No)53.3%
Adj IY195%
CRI3
Overround0.0%

Regime

Label
neutral
Score
0.5
Spread
1¢
Computed
4/21/2026, 8:25:30 PM
Indicators computed 4/21/2026, 8:23:18 PM

Trade

View on polymarketsf trade 0x8f81a4e47bb18d14fb067d35d370239ecac9f7d7c85971a28efcf7c44e13dd35 yes 100

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