The AI Models Index keeps you up to date with premium releases from 15 top labs...

https://cashsbrilliantperspectives.cavandoragh.org/what-does-it-mean-when-the-top-three-public-models-are-within-one-point

The AI Models Index keeps you up to date with premium releases from 15 top labs since 2023, tracking verified launch dates and blind-vote accuracy checks. Updated every two weeks, it shows improvements like a 56% faster release pace—GPT-5