The AI Models Index keeps tabs on premium releases from 15 leading labs since...

https://highstylife.com/what-model-had-the-longest-single-reign-at-1-in-2026/

The AI Models Index keeps tabs on premium releases from 15 leading labs since 2023, verifying dates and using blind-vote checks for accuracy. Updated biweekly, it shows model improvements happening about every 4.5 days—a 56% faster pace than before