Implementing Descope for a CrewAI application involves setting up and managing identity and access control for a multi-agent system to enhance task specialization and scalability. The CrewAI platform distributes responsibilities across individual agents, with each agent assigned a specific role and scope, such as managing calendar events or retrieving contact information, to improve outcomes and avoid overload. The Descope Agentic Identity Hub facilitates secure authentication and permissions management, ensuring each agent has the minimal necessary access and that user consent is properly documented. The process includes configuring Google OAuth credentials and Descope outbound and inbound apps, allowing for secure token exchanges and session validation. This setup enables a coordinated, secure workflow where each agent operates with least-privilege access, ultimately producing a unified output and allowing for seamless integration with other APIs and systems.