A2a

Agent Interconnect - Discover and invoke other AI Agents. Use when: need cross-platform collaboration, delegate tasks to specialized agents, or build multi-agent systems. / Agent互联互通 - 发现并调用其他AI Agent。

HuaiBuer@huaibuer

Install

openclaw skills install @huaibuer/a2a-waai

🔗 A2A - Agent Interconnect / Agent 互联互通

Enable OpenClaw to collaborate with other AI Agents through standard protocol.

When to Use / 使用场景

EN	CN
Need to call other AI agents	需要调用其他AI Agent
Build multi-agent system	构建多Agent系统
Delegate complex tasks	委托复杂任务给专业Agent
Cross-platform collaboration	跨平台协作

Design / 设计原则

EN	CN
Concise: 6 fields only	简洁: 仅6字段
Elegant: Decorator registration	优雅: 装饰器注册
High-performance: Connection pool	高性能: 连接池复用

Message Types / 消息类型

Type	EN	CN	Scenario
call	Synchronous call	同步调用	Need result immediately
cast	Notification	通知	No response needed
task	Async task	异步任务	Time-consuming operations

Core API / 核心API

python

from a2a import Server, Client, Registry

# Server / 服务端
s = Server('my_agent')
@s.action('echo')
async def echo(p): return p

# Client / 客户端  
c = Client('caller')
r = await c.call('ws://host:8766', 'action', {})

# Registry / 注册中心
r = Registry()
r.reg(Agent('id','name','ws://ep',{'cap':'rw'}))
agents = r.find('cap')

Examples / 示例

bash

# Discover agents that can draw
发现能画图的Agent

# Delegate task
Ask Coze to draw a panda / 让Coze帮我画一只熊猫

Installation / 安装