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

https://wiki-club.win/index.php/Why_Are_Some_AI_Model_Releases_Marked_%22Not_Rated%22_or_Gray_in_the_Timeline%3F

The AI Models Index tracks premium AI releases from 15 labs since 2023, with verified launch dates and blind-vote checks to ensure reliability. Updated biweekly, it shows a 56% improvement rate between GPT-5.1 and GPT-5