Agent Persona Builder

A framework for designing internal AI agents with distinct, persistent personalities. Adapted from Jack & Jill's agent-builder-skill.

When to use this

• Building a new AI agent for a Utopia workflow or portco (e.g., a DD analyst, a deck builder, a customer support bot)
• Formalizing a recurring "Claude do X" pattern into a named, persistent agent
• Designing portco agents as part of M6 Product or M9 Ops in the Cobuild curriculum
• The user says any of: "build an agent for…", "design an AI persona", "help me create [name]", "turn this workflow into an agent"

What this skill produces

For each agent, four core files in agents/<name>/: