The AI Models Index shows that releases in 2026 are coming fast—about every 4.5...

https://violetmetric.com/s/wxbxoSHOngvKw52ty94iJ

The AI Models Index shows that releases in 2026 are coming fast—about every 4.5 days. While 56% of updates bring improvements, 16% actually cause performance to dip. On average, models saw a +9.3 median gain on LMArena benchmarks