A2A (Agent to Agent)

a2a: An open protocol between AI agents.

a2a on GitHub Provides a common language and framework for agents, regardless of who built them or the platform they operate on, to interact and work together.

• A2A Python Quickstart Tutorial
• A2A: The Agent2Agent Protocol DeepLearning.AI short course
• Startup Technical Guide: AI Agents Google Cloud guide covering production-ready AI agent concepts, architecture, and operations
• Google's Agent Stack in Action:ADK, A2A, MCP on Google Cloud A2A Workshop
• Build a Multimodal AI Agent with Graph RAG, ADK & Memory Bank Google Codelab for building a multi-agent workflow with ADK and related Google Cloud tools