The anatomy of an AI agent: model, loop, tools, memory
This story is from 2026-09-23. It is preserved in the archive; the latest stories are on the live feed.
An AI agent is a language model wrapped in a loop that plans, calls tools and iterates toward a goal across many steps. Five components make one up. A model that picks the next action, a harness that runs the loop, tools that reach outside the model, memory that carries state, and a trajectory, the…
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- 2026-09-23 11:50 · DEV Community — AI
The anatomy of an AI agent: model, loop, tools, memory