Atlas · GenAI 2026
A2A Protocol
Agent-to-Agent (A2A) Protocol
toolPeak: 2025Tool Use & ProtocolsAI consensus: 0/3
Prerequisites
- hardLangGraph
A2A standardizes communication between agents — you need multi-agent systems to have inter-agent communication
- mediumLLM Function Calling
A2A builds on function calling patterns — agents communicate by invoking each other's capabilities
Recommended reference
google.github.io/A2A — Google's A2A specification; plus AG-UI Protocol docs at agui.dev
Notes from AI deep research
Anthropic Opus
Google A2A + AG-UI. Emerging standards. Uzupelniaja MCP. Worth watching
Related skills
- → is an instance of: Multi-Agent Orchestration(3/3)