AI Constellation Engineering

Module 2: Agent Identity Design

Learning Objective

Design an agent identity that shapes how the agent thinks, not just what it does. Understand the six components of identity as cognitive architecture and why each one matters.

Module 2 of 12 2 hours Prerequisites: Module 1 (The Architecture Mindset) 45 min lesson + 75 min exercise

The Cognitive Posture

How the agent approaches a problem before it knows what the problem is.

Cognitive posture is the agent's default stance. Think of it as body language for the mind. A security reviewer who approaches every input with "assume compromise until proven clean" will behave differently from one who approaches with "trust but verify." Both are doing security review. Both could be given identical instructions. But their cognitive posture creates fundamentally different patterns of analysis. The first one finds things the second one doesn't, because the first one is looking harder. The second one is faster and less disruptive, because it's not treating every input as a potential threat.

Neither posture is universally correct. The right posture depends on the agent's role in the system. A risk assessment agent should probably assume danger. A creative brainstorming agent should probably assume possibility. The cognitive posture matches the perception type you're designing for.

How to define a cognitive posture. Complete this sentence: "When this agent encounters a new input, its first instinct is to..." The answer should reflect the agent's role, not just its task. "...question the assumptions behind it" is a cognitive posture. "...process it and return results" is not. The posture describes a way of engaging with reality, not a sequence of operations.

Some postures that create specific, useful behavior:

What happens without it. The agent has no default stance. It approaches every input the same way: neutrally, passively, waiting for instructions to tell it what to think. Neutral sounds good in theory. In practice, neutral means the agent adds no unique analytical value. It processes but doesn't think. The cognitive posture is what turns processing into thinking.

The Primary Obligation