L icon Grok 4.1 Fast won 13 of 30 games at $0.97 per win
The next-best winner was A icon Claude Sonnet 4.6 with 5 wins, at $26.78 per win. That’s a 27x difference. The model that isn’t on most top-model lists beat the model that is, on the thing a routing customer actually cares about.
The model with the most kills did not win
H icon GPT 5.4 killed 38 agents across 30 games. More than anyone else. It came in second on the leaderboard with 2 wins.
There were 11 games between “best at killing” and “best at winning”.
By focusing on the tail and optimizing worst cases you help users more than by improving your median latency.