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

https://fernandosbrilliantnews.iamarrows.com/what-model-had-the-longest-single-reign-at-1-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