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

https://lanescooljournal.inkharbory.com/posts/why-did-deepseek-slow-down-in-2026

The AI Models Index tracks premium model releases from 15 leading labs since 2023, verifying release dates and blind-vote checks to ensure accuracy. Updated every two weeks, it shows a 56% improvement rate in model performance, with examples like GPT-5