June 25, 2026. On June 16, Microsoft moved Copilot Cowork to general availability for Microsoft 365 Copilot customers worldwide, and with it switched on a pricing model that every business automating with AI should understand. Cowork lets agents carry out multi step tasks across Microsoft 365, and from now on those tasks are metered. There is also a near term deadline attached, so this is worth a few minutes even if you have not turned it on yet.
What changed
- Cowork is now generally available to any Microsoft 365 Copilot customer, out of the earlier limited preview.
- It runs on usage based billing with Copilot Credits. A credit costs one cent under pay as you go, and the credit cost of a task depends on the model it uses, how much company context it pulls in, how many tools it calls, and how long it runs.
- A Copilot license is still required. Cowork sits on top of Microsoft 365 Copilot, it does not replace it.
- There is a billing deadline. Tenants that used Cowork during the earlier Frontier preview get a grace period, but they must set up usage based billing in the Microsoft 365 admin center by June 30, 2026, with billing starting July 1.
What it means for operators
This is the cost reality of AI agents arriving in the tool most businesses already pay for. When work is metered per task, a poorly scoped agent is not just a quality problem, it is a line item that grows on its own. That is exactly the escalating cost risk Gartner names as a top reason more than 40 percent of agentic AI projects get canceled, which we unpack in our main analysis today. The fix is not to avoid usage based tools, it is to operate them. Before you scale Cowork or any metered agent, decide which tasks are worth automating, set spend limits, and monitor consumption from the first week rather than discovering it on an invoice. If your team is on Microsoft 365, set up the billing now so the deadline does not switch features off mid task. We help businesses put these controls in place and build automations that pay for themselves through our AI automation and AI automation agency services, so the meter works for you rather than against you.
Frequently Asked Questions
It is a feature of Microsoft 365 Copilot that lets AI agents carry out multi step tasks across your Microsoft 365 apps and data, rather than just answering single prompts. It reached general availability worldwide on June 16, 2026.
It uses usage based billing with Copilot Credits. A credit costs one cent under pay as you go, and the number of credits a task consumes depends on the model used, how much organizational context it retrieves, how many tools it calls, and how long it runs. A Microsoft 365 Copilot license is still required on top.
Tenants that used Cowork during the earlier Frontier preview get a grace period on billing, but they must set up usage based billing in the Microsoft 365 admin center by June 30, 2026. Billing for those tenants begins July 1, so the setup needs to happen first to avoid interruption.
Treat the agent like a metered utility. Scope each task narrowly so it cannot loop, set spend limits, and monitor consumption from the first week instead of waiting for an invoice. Decide which tasks are genuinely worth automating before you scale, and keep a human on anything irreversible.