The AI Models Index tracks premium AI model releases from 15 top labs since...

https://dominicksbrilliantcolumn.bearsfanteamshop.com/what-does-release-date-is-first-public-use-mean-for-paid-tiers

The AI Models Index tracks premium AI model releases from 15 top labs since 2023, updating every two weeks with verified dates and blind-vote accuracy checks. In 2026, release frequency improved by 56%, averaging just 4.5 days between updates