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

https://www.charliebookmarks.win/the-ai-models-index-shows-that-in-2026-new-ai-models-are-being-released-every

The AI Models Index shows that in 2026, new AI releases are arriving every 4.5 days on average. While 56% of these updates bring measurable improvements, about 16% result in regressions. The median gain in the LMArena benchmark stands at +9