A comprehensive tutorial for building and deploying production-ready AI agents using Google’s Agent Development Kit (ADK) on GKE Autopilot. The guide covers seven steps: configuring Google Cloud authentication, provisioning GKE Autopilot, building the agent with ADK, local testing, containerization, implementing Workload Identity security, and exposing the agent via Gateway API with HTTPS and Google-managed TLS certificates using Gemini on Vertex AI as the core model.