When a tool-calling loop earns its complexity over a single call or a scripted pipeline, the manual and SDK-provided agentic loops in Python, and the guardrails — validation, approval, iteration caps — that keep an agent safe to run.

When a tool-calling loop earns its complexity over a single call or a scripted pipeline, the manual and SDK-provided agentic loops in Python, and the guardrails — validation,…

Everyone can call an agent framework. Almost nobody can rebuild what's under it — and then something...

Everyone reaches for the SDK's tool runner because it hides the agentic loop. I wrote the loop by...