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

https://www.pfdbookmark.win/the-ai-models-index-keeps-you-up-to-speed-on-premium-releases-from-15-leading

The AI Models Index tracks premium model releases from 15 top AI labs since 2023, with verified release dates and blind-vote quality checks. Updated every two weeks, it shows a 56% faster release rate in 2026. For example, GPT-5.2 outpaced GPT-5