The AI Models Index tracks the rapid pace of AI development, showing an average...

https://articlegrovey.com/s/Zd6yXzjPfVMls6AmI1XL0

The AI Models Index tracks the rapid pace of AI development, showing an average of 4.5 days between new releases in 2026. It reveals a 56% improvement rate in model performance, though 16% of updates cause regressions. Overall, models gained a median 9