The AI Models Index keeps tabs on premium AI releases from 15 labs since 2023,...

https://riversexpertchat.cloudhinter.com/posts/what-win-rate-counts-as-a-real-step-vs-a-big-step-in-ai-model-progress

The AI Models Index keeps tabs on premium AI releases from 15 labs since 2023, verifying dates and using blind-vote checks to ensure accuracy. Updated every two weeks, it shows models improving at a 56% faster rate on average