
Microsoft is delivering new Copilot Studio functions that enable workflows to invoke an agent directly as a process unfolds to make such automations more powerful while enhancing the level of integration between AI and business processes.
The new functions enable developers to build deterministic, reliable automations that can hand off their process to an agent at the specific time when AI reasoning becomes a requirement. That should enhance performance and execution of common AI-enhanced processes in customer service, procurement, and human resources, Microsoft said.
‘Agent Node’
Microsoft’s new functions are called Agent Nodes, and they address an emerging practice in which workflows call agents to perform AI reasoning. In these scenarios, the workflow provides the structure for the business process: defined steps, branching logic, handoffs, and an audit trail. The agent handles steps requiring judgment, such as interpreting a document or deciding how to respond and route an exception to a customer service rule. Process control returns to the workflow once the agent’s steps are completed.
Here’s the limitation that Agent Nodes address: today’s typical agent-workflow combinations require an agent to make a decision that is defined with rigid if-then logic. In practice, many workflows require reasoning, orchestration, or retrieval of information from multiple sources.
Potential use cases cited by Microsoft for Agent Nodes include several that would not be possible with more rigid automation:
- A customer service process that escalates complex cases to an AI agent to make recommendations to resolve
- A procurement workflow that invokes an agent to evaluate vendor proposals against company policies
- An HR onboarding workflow that personalizes welcome materials based on a new hire’s role and department
Setting up an Agent Node inside a workflow is simple, defined in a four-step process outlined in documentation released in the lead-up to the June Microsoft Build conference. Once the agent has been deployed, the workflow will run, the agent will do its job when needed, after which the workflow will resume automatically.
Additional Agent-Workflow Integration
Microsoft also laid out a second option for integrating agents and workflows more closely; namely, agents using workflows as tools when executing their work. When the agent is working on a complex task, it can call an existing workflow in order to execute a well-defined process, rather than needing to make a determination in each instance on how to proceed. Agents build on existing processes rather than developing from scratch.
Using workflows inside agents is beneficial anywhere an agent needs to reliably execute a repeatable process—enforcing business rules, coordinating systems, or ensuring key steps are completed. Examples include:
- A sales agent assembling product details and pricing for a proposal, then calling a workflow to generate a quote, apply discount rules, and route the quote to an approver or approval chain
- A customer service agent determining a refund is warranted, then calling a workflow to validate the refund against business rules, process the payment, and send the confirmation
- A procurement agent evaluating which vendor and terms apply to a given request, then calling a workflow to create a purchase order in the ERP system and routes it for approval
Microsoft shared guidance on two ways to add workflows into an agent within Copilot Studio:
- Use natural language to build a workflow directly inside Copilot Studio and include that new workflow in an agent.
- Access a library of pre-existing workflows and add them as tools within an agent, along with instructions on how to use them within a workflow
An agent’s orchestrator will select the right workflows at the right time when needed to complete its work.
With these latest product enhancements and guidance, Microsoft is helping customers to add smarter automation into workflows and tie workflows more closely to agents, increasing the business impact of AI tech and making processes run more smoothly with less friction involved in realizing the benefit. Adding more value to agents and pushing that value deeper into core business processes should spark more willingness to embrace agentic AI and more ambitious automation initiatives.
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