Enabling Agent Interoperability in the AI EraÂ
The Open Standard for Agent Communication & Collaboration
An open protocol from Google & 50+ partners, enabling agents across frameworksÂ
to communicate, interoperate, and collaborate securely.
Agent Discovery
Discover and identify agent capabilities via the Agent Card mechanism for automated service discovery and collaboration.
Standardized Interfaces
Standardized interfaces (JSON-RPC, HTTP, SSE) supporting synchronous, asynchronous, and streaming communication.
Task Management
Complete task lifecycle management, supporting long-running tasks, real-time status updates, and result synchronization.
Enterprise-Grade Security
Supports robust identity authentication (e.g., leveraging standards like W3C DID), end-to-end encrypted communication, and enterprise-level authorization mechanisms.
Multi-Modal Support
Supports multiple content types like text, forms, files, as well as processing capabilities for audio and video streams.
Open Ecosystem
Community-driven open ecosystem supporting frameworks like LangGraph, CrewAI, ADK with tools & examples.
Related Resources
A2A Documentation
Complete protocol specifications and development guides.
A2A Specifications
Detailed protocol definitions and implementation standards.
MCP Chinese Site
Model Context Protocol Chinese technology community.
AP2 Lab
Agent Payments Protocol Chinese community.
ACP Commerce
Agentic Commerce Protocol Chinese technology community.
ChatGPT Chinese
ChatGPT Chinese technology community.