The AI Models Index tracks the pace and quality of AI releases, showing that...

https://iris-wiki.win/index.php/What_Happened_with_GPT-6_Sol_vs_GPT-6.1_Sol_in_Blind_Votes%3F

The AI Models Index tracks the pace and quality of AI releases, showing that updates come every 4.5 days on average. Between now and 2026, 56% of model updates improve performance, but 16% actually cause regressions. On median, models gain about +9