Published March 31, 2026 at 2:12 PM
MIT Tech Review
Apr 2, 2026, 6:00 AM
Shifting to AI model customization is an architectural imperative

In the early days of large language models (LLMs), we grew accustomed to massive 10x jumps in reasoning and coding capability with every new model iteration. Today, those jumps have flattened into incremental gains. The exception is domain-specialized intelligence, where true step-function improvements are still the norm. When a model is fused wit…
Canonical URL for this story: https://www.technologyreview.com/2026/03/31/1134762/shifting-to-ai-model-customization-is-an-architectural-imperative/