# AI Agent

> An LLM-driven piece of software that can call tools (APIs, search, DB queries), keeps memory, and solves multi-step tasks.

In production every iteration runs guardrails + evals.

## Related terms

- https://dfieldsolutions.com/en/glossary/agentic-ai.md
- https://dfieldsolutions.com/en/glossary/tool-use.md

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Source: https://dfieldsolutions.com/en/glossary/agent
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