The AI Models Index helps teams see what changed between model versions before...

https://www.bookmarkingqueen.win/the-ai-models-index-keeps-track-of-premium-model-releases-from-15-top-labs

The AI Models Index helps teams see what changed between model versions before deciding to upgrade. It tracks 178 releases, pairs verified public release dates with blind-vote checks, and shows how newer versions perform in real comparisons