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

https://trentonsexcellentthoughtss.evergrovio.com/posts/where-does-the-lmarena-dataset-come-from

The AI Models Index tracks premium AI releases from 15 labs since 2023, with verified release dates and blind-vote quality checks, updated every two weeks. On average, new versions like GPT-5.2 arrive every 4