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Agent-to-Agent (A2A) server in Elastic Agent Builder

The Agent-to-Agent (A2A) server enables external A2A clients to communicate with Elastic Agent Builder agents.

Note

Streaming operations are not currently supported. Refer to Limitations and known issues for more information.

Returns metadata for a specific agent. The agentId is a path parameter that corresponds to your agent IDs:

GET /api/agent_builder/a2a/{agentId}.json

Execute A2A protocol (POST)

Interact with agents following the A2A protocol specification:

POST /api/agent_builder/a2a/{agentId}
Important

Both A2A endpoints require API key authentication. For more information about the A2A protocol, refer to the A2A protocol specification.