TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Feb 27, 7:00 PM EST
Polymarket
This event group determines which company has developed the best AI language model as of February 28, 2026, based on the Chatbot Arena LLM Leaderboard. Both Polymarket and Kalshi markets resolve to the company owning the model with the highest Arena Score on that date, with tie-breaking rules applied if needed.