The AI Models Index keeps you up to date on premium releases from 15 labs since...

https://highstylife.com/what-model-had-the-longest-single-reign-at-1-in-2026/

The AI Models Index keeps you up to date on premium releases from 15 labs since 2023, with verified launch dates and blind-vote accuracy checks. Updated every two weeks, it shows how models like GPT-5.2 improve 56% over GPT-5.1 on average