The AI Models Index shows that in 2026, new AI releases are coming...

https://stateofseo.com/how-do-i-cite-the-ai-models-index-october-4-2026-edition-properly/

The AI Models Index shows that in 2026, new AI releases are coming fast—averaging just 4.5 days between versions. While 56% of updates improve model performance, about 16% cause regressions. Overall, the median gain on the LMArena benchmark is +9