The AI Models Index keeps you up to date on premium AI releases from 15 labs...

https://riversexpertchat.cloudhinter.com/posts/what-does-announced-not-shipped-mean-for-ai-models

The AI Models Index keeps you up to date on premium AI releases from 15 labs since 2023, verifying launch dates and using blind-vote checks to ensure accuracy. Updated biweekly, it tracks improvements like the 56% faster performance seen in GPT-5