The AI Models Index shows that, on average, new AI models are released every...

https://www.fastbookmarks.win/the-ai-models-index-tracks-premium-model-releases-from-15-leading-labs-since-1

The AI Models Index shows that, on average, new AI models are released every 4.5 days, reflecting a rapid pace of development. Among these updates, 56% improve performance while 16% regress, with a median LMArena gain of +9.3