The AI Models Index tracks 178 releases, with verified public release dates and...

https://emiliosbestinsights.rivetgarden.com/posts/where-can-i-download-the-lmarena-leaderboard-dataset

The AI Models Index tracks 178 releases, with verified public release dates and blind-vote checks that compare models without revealing their names. It helps teams spot changes and decide if upgrading is worth a 4.5-day retest.