# Agent loop

The cycle an agent repeats: decide the next step, take it with a tool, look at the result, and go again until the job is done or something stops it.

Google for Developers (Machine Learning Glossary) says: “A cycle that an agent iterates through until a termination condition is met.”

Also called: Agentic loop

Kind of: Agent harness

Often confused with: Loop engineering

Source: https://redfinchadvisory.com/lexicon/agent-loop (version 1.0, changed 2026-10-21)