The latest AI Models Index shows we can expect a new model roughly every 4.5...

https://holdensimpressivethoughts.lumenforgex.com/posts/why-is-anthropic-shipping-so-fast-in-2026

The latest AI Models Index shows we can expect a new model roughly every 4.5 days in 2026. While 56% of these releases improve performance, about 16% actually regress. On average, models gain a +9