@a2amesh/protocol

@a2amesh/protocol defines the core data types, JSON Schema files, validators, and compatibility fixtures for the Agent2Agent (A2A) protocol.

Purpose

• Protocol Types & Interfaces: Declares TypeScript types for the A2A spec, including AgentCard, Task, Message, and Artifact.
• JSON Schemas: Bundles standalone schema assets for editor, validator, and runtime integration.
• Zero Runtime Dependencies: Optimized for lightweight transport layers and client SDKs.

Installation

npm install @a2amesh/protocol

Usage Example

import type { AgentCard, Task, Message } from '@a2amesh/protocol';

const card: AgentCard = {
  a2aVersion: '1.0',
  name: 'my-agent',
  description: 'An example A2A agent',
  endpoints: [
    {
      transport: 'http-json-rest',
      url: 'https://api.example.com/a2a',
    },
  ],
};

Release State

• Channel: Public Alpha
• Initial Version: 0.1.0-alpha.0