What happens when two tech giants who’ve spent decades battling for dominance suddenly decide to speak the same AI language? That’s not just collaboration, it’s a signal that the AI game is changing. Fast.
Hello and welcome back to the AI Six Podcast, where I teach you AI in just six minutes a day. Taking away overwhelm while keeping you up-to-date with this lightning speed revolution.
Microsoft has adopted Google’s Agent2Agent protocol. When I read this, I was intrigued.
Two of the biggest tech rivals are now playing on the same team when it comes to AI agents. So what does it mean, why does it matter, and what comes next?
What exactly is Agent2Agent, or A2A?
It’s a new open standard developed by Google that allows different AI agents to communicate with each other, no matter where they live, on different platforms, inside different tools, or even in different companies’ ecosystems.
Think of it like giving AI agents a universal language so they can collaborate: plan, share goals, take action, as if they were one team, even if they come from totally different places.
It’s not just about sharing data. It’s about delegating tasks, passing goals, and building complex workflows across systems. In short, it’s how we move from single-purpose AI tools to true agentic intelligence.
To go a bit deeper, here’s a clip from a YouTube explainer called ‘One Protocol to Rule Them All?’ It breaks down exactly why this matters from a developer and industry perspective.
On 7 May 2025, Microsoft announced that it’s backing A2A. The company is bringing support for the protocol into its Azure AI Studio and Copilot Studio. That means developers can build multi-agent workflows using this shared protocol, yes, even agents created in Google’s ecosystem.
This is a rare moment of alignment between tech giants. It’s Microsoft saying, “We’ll speak your language, because it’s better for everyone if we do.”
More than 50 other companies, including Salesforce, SAP, and IBM, have also joined the A2A working group. But Microsoft is backing it? That makes it mainstream.
Why This Really Matters
Let’s talk significance.
This move means:
- Fewer silos: Agents from different vendors can now collaborate.
- More power to developers: You can now create smarter, multi-agent systems without worrying about vendor lock-in.
- A more connected AI future: Open standards help AI evolve together rather than in walled gardens.
When Rivals Align
Let’s take a moment to really sit with this: Microsoft and Google, historic competitors, are now supporting the same open standard.
That’s a huge cultural and strategic shift.
We’re used to seeing these companies build separate ecosystems and guard them like fortresses. But the rise of agentic AI where agents work like digital teammates, demands something else: interoperability.
By adopting A2A, Microsoft isn’t waving a white flag. It’s making a power move. It’s betting that the real competitive edge now comes from collaboration, not isolation.
This moment could mark a shift away from “winner-takes-all” AI towards a future built on shared infrastructure and common language. And that’s exciting for all of us.
So what’s next?
If you’re in AI, development, or marketing, you need to start thinking multi-agent. Start exploring how different AI tools could work together, not just in silos.
Watch this space for deeper integration of A2A into the tools we all use daily. If you’re a builder, check out GitHub’s Agent2Agent repo; Microsoft is contributing code there now. And if you’re a strategist or marketer?
Start imagining what agent collaboration could do for your workflows, campaigns, and customer experience.
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About the Podcast Host
Joanne Sweeney is a specialist in public-sector marketing and digital communications. She’s the author of Public Sector Marketing Pro and the creator of the Professional Diploma in AI for Public Sector Marketing. With years of experience in training, consulting, and advocating for digital transformation, Joanne provides insight and guidance for government agencies navigating the digital landscape. She is also the host of the award-winning Public Sector Marketing Show podcast.
