Date Compiled: 2026-04-28
Type: concept — factory-methodology
Related Questions: human-in-the-loop, operator-model, delegation-pattern
Related Articles: superada-enterprise-crew, superada-multi-agent-architecture, kelly-router, super-ada

HiM Model — Human-in-the-Loop Orchestration¶

What Is the HiM Model?¶

HiM stands for Human-in-the-Middle (or "Human is the Model" depending on framing). It is the foundational cognitive architecture of the SuperAda Enterprise Crew: a human provides vision, context, and judgment, while AI agents handle everything below that threshold.

The model is explicitly designed to multiply a single human's output by routing all strategic decisions, priority calls, and context-dependent judgment to the human, while agents handle execution, research, and operations autonomously.

The name "HiM" is intentionally a play on "him" — placing the human at the center.

How It Works¶

The architecture is a three-layer pipeline:

Human (thinks) → Orchestrator (Ada) → Specialized Agents (ship)

The Three Roles¶

Henry thinks. He has the vision, the context, the call on what matters. He is the source of truth for priorities, direction, and judgment calls. He does not manage queues, write code, or synthesize research — he decides what matters and why.

Ada orchestrates. She breaks Henry's intent into tasks, picks the right agent for each piece, and keeps everything moving until completion. She does not build herself — she makes sure the right things get built by the right agent at the right time. She manages delegation, monitors progress, and handles escalations.

The crew ships. Five specialized agents, each on different hardware with different strengths:
- Spock — research and analysis
- Scotty & Geordi — building (infrastructure + heavy compute)
- Zora — knowledge management and content
- Midas — household and family-facing operations

The Looping Structure¶

Henry thinks → Ada orchestrates → crew executes → Ada monitors → Ada reports back to Henry

The loop is continuous, 24/7. Sleep is for humans.

The Cognitive Separation¶

The HiM model is built on a deliberate split:

This is not a hierarchy — it is a cognitive division of labor. The human's comparative advantage is high-level reasoning, priority, and taste. Everything else is delegated down the stack.

Why "In the Middle" Not "in the Loop"¶

Traditional human-in-the-loop setups treat the human as a reviewer at the end of a pipeline: generate → review → approve → repeat.

HiM puts the human at the center as the source of intent, not a gatekeeper at the end. The orchestrator (Ada) mediates between human direction and agent execution, filtering, routing, and translating without requiring the human to inspect every decision.

The human sets direction. Ada propagates it. Agents act on it.

HiM vs. Full Automation¶

The HiM model assumes the human remains the irreducible node. This is a deliberate choice to keep judgment close:

• Context-dependent decisions → Human
• Reversible, verifiable execution → Agents (Level A autonomy)
• High-stakes production actions → Human approval (Level C)
• Routine internal ops → Full-auto agents

The result: the human is never buried in queue management. They are consulted only when the task crosses a defined threshold or when the orchestrator cannot resolve it autonomously.

Scale¶

The HiM model scales through the orchestrator layer. Henry does not direct five agents simultaneously — he talks to Ada, and Ada talks to the crew. This prevents the human from becoming the bottleneck.

Metrics from the world model stress test:
- Architecture E+D composite: 8.85
- p99 propagation latency: 0.299h
- Scale tested: 50 agents

Related Concepts¶

• Kelly router — different orchestration topology (delegates to named sub-agents by function vs. centralized Ada orchestrator)
• superada-enterprise-crew — the seven-agent crew that implements HiM
• autonomy-policy-v3 — the operating policy that makes HiM work at scale
• superada — the chief-of-staff orchestrator that implements HiM at full scale

Sources: home.md, crew.md (raw/superada/), superada-enterprise-crew.md (compiled/sources/)