Loop Engineering: Building Blocks, Adoption, and Impact
Source
arxiv.org
Author
Jai Lal Lulla, Vahram Nersesyan, Seyedmoein Mohsenimofidi, Christoph Treude, Sebastian Baltes
Date
Why it matters
Names the pattern of systems that prompt agents for you and enumerates what a sound loop contains: triggered runs, machine-checkable stop conditions, persistent state, verifier sub-agents, tokenThe chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.Full definition → budgets, escalation points.
Terms in this piece · Glossary
AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.
token — The chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.
