AIMystery models on Arena: what we know about Kibitz and Kalmia, and how to read leaderboards
Two anonymous models, Kibitz and Kalmia, are being tied to Kimi K3.1 and Qwen 4. Here's what's reported, what's confirmed (very little), and how to read an Arena leaderboard without getting fooled.
October 22, 20266 min readJohn F.
