The latest AI Models Index shows that new models are now released every 4.5...

https://wiki-cafe.win/index.php/How_Can_I_Track_API_Release_Dates_for_OpenAI_Models%3F

The latest AI Models Index shows that new models are now released every 4.5 days on average, highlighting rapid development. Despite a 56% improvement rate, 16% of releases actually caused performance regressions