Built a complete HITL System at my ORG

Reddit r/AI_Agents News

Summary

The author shares experience building a human-in-the-loop approval system for an enterprise agent platform, emphasizing that the approval step must be a true blocking pause with editable parameters and first-class rejection/editing outcomes, and asks how others structure agent suspension.

spent two years building the human-approval layer for an enterprise agent platform (internal MCP tool integrations across legal/financial data sources, a litellm gateway routing every model call). the part that actually mattered wasn't the agent logic, it was making the approval step a real pause in execution, not a log entry reviewed after the fact. concretely: agent proposes a tool call, execution blocks, a human sees the exact parameters inline (editable, not just approve/reject), and only then does the call fire. rejecting or editing has to be a first-class outcome the agent can react to, not an exception path bolted on. curious how others handling this are structuring the pause — full request/response blocking, a queue the agent polls, something event-driven? feels like there isn't a settled pattern yet for how you actually suspend an agent mid-tool-call in a way that's clean to resume.
Original Article

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