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

https://stateofseo.com/understanding-the-difference-between-point-releases-and-new-generations-in-large-language-models/

The AI Models Index tracks premium AI releases from 15 top labs since 2023, verifying launch dates and quality with blind-vote checks. Updated biweekly, it shows a steady pace—models arrive every 4.5 days on average, a 56% faster release rhythm