The AI Models Index shows that in 2026, new AI releases are coming faster—about...

https://highstylife.com/why-are-lmarena-gains-smaller-in-2026-than-2025/

The AI Models Index shows that in 2026, new AI releases are coming faster—about every 4.5 days. On average, models improve performance by 56%, but there’s also a 16% chance of regression. The median gain on the LMArena benchmark is +9