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

https://astro-wiki.win/index.php/What_Counts_as_%22Public_Use%22_for_an_AI_Model_Release_Date%3F

The AI Models Index keeps you up to speed with premium releases from 15 top labs since 2023, verified by date and blind-vote checks. Updated every two weeks, it shows an average 4.5 days between releases—a 56% faster pace. Recent updates include GPT-5