The AI Models Index shows that in 2026, new AI releases are arriving every 4.5...

https://garrettsinsightfulchat.wordcanopy.com/posts/how-often-do-premium-ai-models-ship-in-2026

The AI Models Index shows that in 2026, new AI releases are arriving every 4.5 days on average. While 56% of these updates improve performance, 16% actually cause regressions. Overall, models see a median LMArena gain of +9.3