Human-in-the-loop with function approvals in Microsoft Agent Framework
Mar 20, 2026
Some tool calls are too consequential to let an agent run unsupervised. Function approvals pause the agent run when a destructive or sensitive tool is about to fire, surface the call to a human, and resume only after explicit approval. This article looks at how to mark a tool as approval-required, how the run pauses, and how to wire approve and reject back into the agent.