Agentic Design Patterns You Must Know in 2025
Last Updated on September 29, 2025 by Editorial Team
Author(s): Hamza Boulahia
Originally published on Towards AI.
Agentic Design Patterns You Must Know in 2025
Designing a well-performing AI agent can be a tricky task, especially because the Agentic AI field is relatively new and agent architectures are constantly evolving which make it hard for non experts to create production level AI Agents.

This article discusses essential design patterns for constructing advanced AI agents, elaborating on the challenges faced in the evolving field of Agentic AI and providing insights from the author’s experiences in building multiple AI agents. It emphasizes the necessity of design patterns such as Prompt Chaining, Routing, and Reflection for improving agent development and performance, while also outlining key qualities and criteria that define effective AI agents, such as robustness, efficiency, autonomy, and usability. The article ultimately serves as a guide for AI engineers to enhance their understanding and execution of agentic systems through established architectural strategies.
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