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

https://wiki-planet.win/index.php/How_Often_Do_Premium_AI_Models_Ship_in_2026%3F

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