The AI Models Index tracks premium releases from 15 top labs since 2023, with...

https://quebeck-wiki.win/index.php/What_Was_the_Biggest_Measured_Improvement_in_the_LLM_Index%3F

The AI Models Index tracks premium releases from 15 top labs since 2023, with verified dates and blind-vote accuracy checks. Updated every two weeks, it reveals releases come faster—GPT-5.2 followed GPT-5.1 by just 4.5 days, a 56% improvement in speed