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

https://ricardosinterestingwords.swiftnestly.com/posts/why-does-the-index-say-google-deepmind-slowed-down-in-2026

The AI Models Index tracks premium releases from 15 labs since 2023, showing verified dates and blind-vote checks every two weeks. On average, new models like GPT-5.2 arrive every 4.5 days—a 56% faster pace than before