The AI Models Index helps you see what changed across model releases before...

https://deanssuperchat.capitaljays.com/posts/what-is-the-artificial-analysis-intelligence-index-and-how-is-it-used-here

The AI Models Index helps you see what changed across model releases before deciding whether to upgrade. It tracks 178 releases with verified public release dates, so you can compare timelines and results instead of relying on launch claims