← A2A MCP Server

A2A MCP Server 0.1.5

pypi · a2a-mcp-server · current release

7
Tools
0
Resources
0
Templates
0
Prompts

Observation

Observed 2026-08-17T21:31:10.070Z using mcpSecurity-inventory. Status: succeeded. Negotiated protocol: 2025-06-18.

Server capabilities
{
  "experimental": {},
  "logging": {},
  "prompts": {
    "listChanged": false
  },
  "resources": {
    "subscribe": false,
    "listChanged": false
  },
  "tools": {
    "listChanged": true
  },
  "extensions": {
    "io.modelcontextprotocol/ui": {}
  }
}

Tools 7

ToolCategoryAnnotationsRisk
cancel_taskCancel a running task on an A2A agent.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "task_id": {
      "type": "string",
      "description": "ID of the task to cancel"
    }
  },
  "required": [
    "task_id"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —
get_task_resultRetrieve the result of a task from an A2A agent.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "task_id": {
      "type": "string",
      "description": "ID of the task to retrieve"
    },
    "history_length": {
      "anyOf": [
        {
          "type": "integer"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional number of history items to include (null for all)"
    }
  },
  "required": [
    "task_id"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —
list_agentsList all registered A2A agents. Returns: List of registered agents
Input schema
{
  "additionalProperties": false,
  "properties": {},
  "type": "object"
}
Output schema
{
  "properties": {
    "result": {
      "items": {
        "additionalProperties": true,
        "type": "object"
      },
      "type": "array"
    }
  },
  "required": [
    "result"
  ],
  "type": "object",
  "x-fastmcp-wrap-result": true
}
— · —
register_agentRegister an A2A agent with the bridge server.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "url": {
      "type": "string",
      "description": "URL of the A2A agent"
    }
  },
  "required": [
    "url"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —
send_messageSend a message to an A2A agent.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "agent_url": {
      "type": "string",
      "description": "URL of the A2A agent"
    },
    "message": {
      "type": "string",
      "description": "Message to send"
    },
    "session_id": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional session ID for multi-turn conversations"
    }
  },
  "required": [
    "agent_url",
    "message"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —
send_message_streamSend a message to an A2A agent and stream the response.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "agent_url": {
      "type": "string",
      "description": "URL of the A2A agent"
    },
    "message": {
      "type": "string",
      "description": "Message to send"
    },
    "session_id": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "Optional session ID for multi-turn conversations"
    }
  },
  "required": [
    "agent_url",
    "message"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —
unregister_agentUnregister an A2A agent from the bridge server.
Input schema
{
  "additionalProperties": false,
  "properties": {
    "url": {
      "type": "string",
      "description": "URL of the A2A agent to unregister"
    }
  },
  "required": [
    "url"
  ],
  "type": "object"
}
Output schema
{
  "additionalProperties": true,
  "type": "object"
}
— · —

Resources 0

Resource templates 0

Prompts 0

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