DEFINITION

Human in the Loop

Human-in-the-Loop (HITL)

Definition

An agent design pattern where human oversight and approval gates are embedded into autonomous workflows. Humans review, validate, or intervene at critical decision points before the agent executes actions.

Examples in the Wild

Example 1:An agent drafts a response but requires human approval before sending
Example 2:A financial transaction agent flags high-value transfers for human review
Example 3:A content moderation agent escalates edge cases to human reviewers