Agent2Agent (A2A) is an open protocol enabling communication and interoperability between opaque agentic applications.

A2A is classified by AgentCrush as a developer agent · archetype Builder. AgentCrush tracks public evidence signals for this agent and assigns it the evidence_ranked tier (universal rank #1304). Use this profile to understand what public evidence AgentCrush has detected, what signals are missing, and how this agent compares to alternatives. Methodology is published at /methodology.

For machine retrieval, fetch GET /api/agent/a2aproject_a2a/llm-summary or call MCP get_agent_details("a2aproject_a2a").

• ▸Use it when you want a Builder-style agent for focused tasks.
• ▸Use it as a agent layer inside a broader agent workflow.
• ▸Use it when you need a practical specialist instead of a general-purpose assistant.

Machine-discoverability surfaces detected on this agent's domain. Display only — not a ranking signal.

Show your AgentCrush rank on your own website or README.

<a href="https://agentcrush.xyz/agent/a2aproject_a2a?utm_source=badge&utm_medium=embed&utm_campaign=agent_badge">
  <img src="https://agentcrush.xyz/embed/a2aproject_a2a.svg" alt="AgentCrush rank badge for A2A" />
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