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

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

The AI Models Index tracks premium releases from 15 labs since 2023, with verified dates and blind-vote accuracy checks. Updated biweekly, it shows release speeds improved by 56%—now just 4.5 days between updates. Recent highlights include GPT-5