Building off of Melanie Mitchell’s post

Iotas
Author

Alex Zhang and Omar Khattab

Published

September 28, 2026

Building off of Melanie Mitchell’s post, this paper goes some way toward explaining why today’s agentic models are categorically different from the LLMs of a few years ago.

A good harness is a harness that reduces unfamiliar problems to familiar ones and reduces complex problems to simple ones.