Define CrewAI Agent Team

Design a `CrewAI` team for generative AI model evaluation. Define at least three distinct agent roles (e.g., 'Creative Assessor', 'Technical Reviewer', 'Bias Detector'). Assign `Claude Opus 4.1` as the primary LLM for the 'Creative Assessor' and 'Technical Reviewer'. Detail their responsibilities, goals, and communication flow.