The AI Models Index shows that new AI releases are coming fast—averaging just...

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

The AI Models Index shows that new AI releases are coming fast—averaging just 4.5 days apart in 2026. While 56% of these updates improve model performance, about 16% cause regressions. On average, models gain a +9