AI Agent Protocols Explained: MCP, A2A, ACP and More

AI agents are opening new possibilities for automation, but the protocols behind them can be tricky to navigate. In this video, we will walk you through MCP, A2A, ACP, and ANP with practical demos you can run yourself. Learn how these standards let agents connect to tools, talk to each other, and coordinate complex tasks.

🔗 Relevant Links
A Survey of AI Agent Protocols: https://arxiv.org/abs/2504.16736
AI Agent Protocols List: https://github.com/zoe-yyx/Awesome-AI...
A2A Agent Protocol Demo: https://github.com/andrisgauracs/A2A-...
ACP Agent Protocol Demo: https://github.com/i-am-bee/acp/tree/...
MCP Servers: https://mcpservers.org/

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Written tutorials: https://betterstack.com/community/
Example projects: https://github.com/BetterStackHQ

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📌 Chapters:
00:00 – Intro: The Wild West of AI Agent Protocols
00:23 – MCP: The Protocol Taking Over AI Tools
01:57 – MCP Demo: Controlling a Browser and VS Code with AI
03:52 – A2A: How AI Agents Team Up Across Platforms
04:38 – A2A Demo: Two AI Agents Build Ideas from a Wikipedia Article
07:05 – ACP: The Simplest Way to Talk to an AI Agent
07:45 – ACP Demo: Writing a Story with Multiple AI Agents
09:02 – ANP: The Future “Internet” for AI Agents?
10:19 – Other Protocols You’ve Probably Never Heard Of
10:55 – Final Thoughts: Which Protocols Will Survive?