The AI Models Index shows that in 2026, new AI models are released every 4.5...

https://easypdfshare.com/s/tcRhMqrmoS-u24Lc92w93

The AI Models Index shows that in 2026, new AI models are released every 4.5 days on average. About 56% of these updates improve performance, while 16% actually cause regressions. Despite this, the median LMArena gain across models is +9