Episode 255 - Agonizing About Agent-to-Agent

Episode 255 of the Two Voice Devs podcast, hosted by Mark and Allen, titled "Episode 255 - Agonizing About Agent-to-Agent" was published on September 25, 2025 and runs 49 minutes.

September 25, 2025 ·49m · Two Voice Devs

Summary

Join Allen Firstenberg and Noble Ackerson in a deep dive into the evolving world of AI agent protocols. In this episode of Two Voice Devs, they unpack the Agent-to-Agent (A2A) protocol, comparing it with the Model Context Protocol (MCP). They explore the fundamental differences, from A2A's conversational, stateful nature to MCP's function-call-like structure. The discussion also touches on the new Agent Payment Protocol (AP2) and its potential to revolutionize how AI agents interact and transact. Is A2A the key to unlocking a future of autonomous, ambient AI? Tune in to find out![00:01:00] What is the A2A protocol?[00:04:00] A2A vs. Model Context Protocol (MCP)[00:10:00] What does A2A bring that MCP doesn't?[00:15:00] Ambient and Autonomous Agents[00:19:00] A2A solves the "Tower of Babel" problem[00:24:00] The difference between A2A and MCP: stateful vs. stateless[00:27:00] Agent Payment Protocol (AP2)[00:33:00] What does A2A promise for autonomous agents?[00:38:00] Downsides and challenges of A2A[00:44:00] Google, Gemini, and the future of A2A#A2A #MCP #AI #ArtificialIntelligence #AgentToAgent #ModelContextProtocol #TwoVoiceDevs #TechPodcast #FutureOfAI #AutonomousAgents #AIAgents #AP2 #AgentPaymentProtocol #GoogleGemini #Anthropic

Episode Description