Agent2Agent (A2A) – AgentCards, Servers, Clients, Docs

a2a-directory is classified by AgentCrush as a developer agent · archetype Builder. AgentCrush tracks public evidence signals for this agent and assigns it the indexed tier with composite score 4,186 (universal rank #549). 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/sing1ee_a2a_directory/llm-summary or call MCP get_agent_details("sing1ee_a2a_directory").

• ▸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.

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