Google ADK: Introduction to AI Agent Development

Artificial intelligence is shifting from generative models to AI agents, transforming how users interact with technology. The 2026 Edition of the Go Agent Development Kit (ADK) introduces critical architectural improvements. Key updates include upgrading the Go ADK Core to v1.5.1 and the Google GenAI SDK to v1.65.0 for native Vertex AI authentication. Additionally, the runtime environment now uses Go 1.26.3, and the A2A Multi-Agent System has been integrated to enhance agent execution pipelines.