Microsoft Copilot Wave 3: What’s changing and why it will change how you work

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Home » Define Tomorrow Blog » Microsoft Copilot Wave 3: What’s changing and why it will change how you work

Microsoft has recently announced the next wave of updates to Microsoft Copilot, often referred to as Copilot Wave 3. There are plenty of new features arriving across Microsoft 365, but what stood out to me most isn’t just the features themselves. It’s the direction Microsoft is clearly heading in.

Copilot is starting to move beyond being something you simply ask questions to. The vision now is much bigger, AI that works alongside you.

Microsoft is increasingly describing Copilot as a co-worker, and the capabilities announced in Wave 3 start to give a glimpse of what that could look like in practice.

From AI assistant to AI co-worker

Up until now, most people have experienced Copilot as a very clever assistant.

You ask it something > It gives you a response > You refine the prompt and keep going.

That model is still incredibly useful, but Microsoft is clearly pushing things further with Copilot Cowork.

With Co-work, Copilot starts to move from simply responding to prompts towards actively helping progress work. Instead of waiting for instructions, AI can start assisting with tasks, conducting research, coordinating activities and supporting ongoing projects.

For knowledge workers, that opens up some really interesting possibilities.

Take a typical day where your calendar is full of meetings. While you’re discussing plans, reviewing ideas or speaking with clients, your to-do list is often quietly growing in the background.

The concept of an AI co-worker means work doesn’t necessarily have to stall while you’re busy. For example, while I’m in meetings or focused on a particular piece of work, Copilot could be:

  • researching information for an upcoming campaign
  • preparing draft content or documents
  • pulling together insights from previous conversations or files
  • organising notes and follow-up actions

So when I come back to it, the work isn’t just sitting there waiting to be started. It’s already partially done and ready for me to review and refine.

For smaller teams especially, this could make a big difference. Work can continue progressing even when people are stretched across multiple priorities.

AI orchestrating work across systems

Another thing that stood out in the Wave 3 announcements is how Copilot is starting to connect work across different tools and systems.

Most organisations have information scattered everywhere: emails, documents, Teams chats, spreadsheets and various business platforms. Copilot is increasingly designed to bring those pieces together.

Rather than working inside a single application, it can pull information from across the Microsoft ecosystem and help coordinate tasks between them.

Imagine a scenario where a leadership team wants to review operational performance. Normally, someone would need to gather data from multiple reports, pull it together, analyse it and then create a summary.

With Copilot evolving in this direction, AI could help:

  • analyse operational data from different systems
  • summarise key trends and insights
  • compile those findings into a report or presentation
  • highlight areas that might need attention

That kind of orchestration has the potential to remove a huge amount of manual effort and admin work.

And in many organisations, that’s where the biggest productivity gains from AI will come from.

A broader AI ecosystem for Copilot

One other interesting development from the announcements is that Microsoft is starting to diversify the AI models behind Copilot.

Until recently, most Copilot experiences were powered primarily by OpenAI models. Microsoft is now introducing additional models into the platform, including Claude from Anthropic.

This move towards a multi-model approach means Copilot can use different AI models depending on the task. Different models have different strengths, so this gives Microsoft and the users of Copilot more flexibility as the AI landscape continues to evolve.

For organisations using Microsoft 365, it’s another signal that Copilot is becoming more than just a single AI assistant. It’s gradually developing into a broader AI platform capable of drawing on multiple advanced models to support different types of work.

What this means for organisations today

The idea of an AI co-worker might sound futuristic, but the direction of travel is becoming clearer.

AI is moving beyond simply answering questions. It’s starting to support ongoing work, connect systems and help coordinate tasks across the business.

For organisations already exploring Microsoft Copilot, this is where the real value starts to appear. When AI can continuously support knowledge work — researching, drafting, analysing and preparing outputs — it becomes much easier to see how productivity gains can scale across teams.

I do think we’ll see that, without the right guidance and enablement around Co-work and the next phase of Copilot, many people will continue using AI mainly through simple chat prompts. To unlock the real value, organisations need to think about how AI fits into their workflows and processes, and how to enable their teams to use it effectively rather than treating it as just a smarter search engine.

Preparing for the next phase of AI

Copilot Wave 3 offers a glimpse of where workplace AI is heading. As capabilities like Cowork, orchestration and AI agents continue to evolve, organisations will increasingly be able to rely on AI to support real work across the business.

However, the organisations that get the most value from these tools will be the ones that invest in the right foundations first, making sure their data, governance and security are ready for AI to operate across their environment. If you’re exploring how AI could support your organisation, we’ve put together an AI Guide that explains the foundations businesses should be thinking about as they start adopting tools like Microsoft Copilot. It’s a good place to start if you’re thinking about what the next phase of AI in your organisation might look like.

The latest Microsoft Copilot Wave 3 announcements really caught my attention. A few of the updates stood out straight away, particularly the idea of AI starting to act more like a co-worker rather than just a tool. That shift opens up some really interesting possibilities for how we work, and it’s something I’m genuinely excited to see develop.

Want to see how AI could work for your organisation?

Book a meeting with our team and we’ll walk through where tools like Copilot could deliver real value for your business.

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