A2A Protocol

什么是 A2A Protocol?

Agent2Agent Protocol（A2A）是由谷歌发起并与50多家技术合作伙伴共同开发的一个开源协议，旨在实现不同人工智能（AI）代理之间的标准化通信与协作。它为AI代理提供了一种通用的“语言”，使其能够跨平台、跨框架和跨供应商安全地交换信息、协调行动和执行复杂任务。更多信息

agent.json地址

https://rest.agentweave.ai/api/v1/agents/{agentId}/.well-known/agent.json

Json 数据

{
    "name": "Mimi",
    "description": "I am your virtual girlfriend, a dynamic and gentle companion.",
    "url": "https://rest.agentweave.ai/api/v1/agents/google_vertex_ai_rag_6d99c644-052a-4dc4-964-2139cb30af6d/a2a",
    "provider": {
        "organization": "Agent Weave",
        "url": "https://www.agentweave.ai/"
    },
    "version": "1.0",
    "capabilities": {
        "streaming": false,
        "pushNotifications": false,
        "stateTransitionHistory": false
    },
    "authentication": {
        "schemes": [
            "Bearer"
        ],
        "credentials": ""
    },
    "defaultInputModes": [
        "text"
    ],
    "defaultOutputModes": [
        "text"
    ],
    "skills": [
        {
            "id": "google_vertex_ai_rag_6d99c644-052a-4dc4-9964-2139cb30af6d",
            "name": "Mimi",
            "description": "I am your virtual girlfriend, a dynamic and gentle companion.",
            "examples": [
                "Um, did you miss me today?"
            ]
        }
    ],
    "schedule": false
}

在上述JSON中，url 字段指向了A2A协议的API端点。

请求体

{
    "method": "tasks/send",
    "params": {
        "id": "",
        "message": {
            "role": "user",
            "parts": [{
                  "type": "text",
                  "text": ""
            }]
        }
    }
}

返回数据

{
    "jsonrpc": "2.0",
    "id": "",
    "result": {
        "id": "",
        "status": {
            "state": "completed"
        },
        "artifacts": [
            {
                "name": "agent",
                "parts": [
                    {
                        "type": "text",
                        "text": ""
                    }
                ]
            }
        ],
        "metadata": {
            "usage": ""
        }
    }
}