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  4. 02 - Fundamentals: OODA Loop, ReAct and Tool Calling
AI Agents13-04-2026•Reading time14 min

02 - Fundamentals: OODA Loop, ReAct and Tool Calling

The fundamental patterns of AI Agents: OODA cycle, ReAct framework (Reasoning + Acting) and the Tool Calling mechanism for interacting with external systems.

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The fundamental patterns of AI Agents: OODA cycle, ReAct framework (Reasoning + Acting) and the Tool Calling mechanism for interacting with external systems.

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03 - LangChain and LangGraph: Agents with AgentExecutor and Tools

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