ai

Installation
SKILL.md

AI Agent Protocols & Standards

Overview

This skill covers the emerging ecosystem of open standards and protocols for AI agents. These specifications define how agents discover capabilities, communicate with each other, make payments, render UI, and are described declaratively.

Protocol Landscape

Protocol Purpose Maintained By
MCP Tool integration — how agents use tools and access context Anthropic
A2A Agent-to-agent communication and task delegation Google
ACP REST-based agent communication (merged into A2A) IBM / BeeAI / Linux Foundation
Agent Skills Skill packaging — how capabilities are discovered and loaded Anthropic
AGENTS.md Project-level guidance for coding agents Community
ADL Declarative agent definition (identity, tools, permissions) Next Moca / Eclipse LMOS
x402 HTTP-native micropayments using stablecoins Coinbase
AP2 Secure agent-driven commerce and purchases Google
MCP Apps Rich interactive UI served by MCP servers Anthropic
cagent Multi-agent runtime with YAML configuration Docker
Related skills
Installs
14
GitHub Stars
9
First Seen
Feb 17, 2026