The AI Models Index tracks premium model releases from 15 labs since 2023,...

https://eduardosnicechat.publishlane.com/posts/how-do-you-define-a-premium-ai-model-release

The AI Models Index tracks premium model releases from 15 labs since 2023, verifying dates with blind-vote checks and updating every two weeks. On average, new versions arrive every 4.5 days—a 56% faster pace than before