Microsoft on June 16, 2026 announced the general availability (GA) of Copilot Cowork, the agentic capability within Microsoft 365 Copilot that executes multi-step, multi-tool work end to end, letting users describe their intent and simply approve the result.
June 16, 2026 · Microsoft 365
Copilot Cowork Goes Global: From Drafting to Doing
Microsoft's new agentic feature autonomously runs multi-step work — emails, meetings, documents — end to end. It "turns intent into action," delegating whole tasks to AI rather than just assisting with them.
50%+
of the Fortune 500 used Cowork via Frontier before GA
9
plugins at launch, 8 more planned
50
custom skills supported per user
$0.01
per Copilot Credit, usage-based billing
Cost vs. Claude Cowork
Microsoft's internal testing: Cowork ran 30–40% cheaper than Claude Cowork via a Microsoft 365 connector.
100%
Claude Cowork
~65%
Copilot Cowork
How a delegated task flows
INTENT
User states the goal
→
PLAN & ACT
Multi-step work across tools
→
APPROVE
Explicit OK for key actions
→
DONE
Email, meeting, doc delivered
What works well
Substantial time savings on complex tasks
Stable runs on Anthropic models
Practical auto-generation, e.g. presentation decks
Open concerns
A single task can burn many credits
Admins restricting use over cost
Mostly confined within the M365 boundary
A shift from chat-based assistance toward real delegation of work to AI.
Built on Anthropic's Cowork technology (Opus 4.8, Sonnet 4.6; GPT-5.5 and Microsoft's own Cowork 1 to come). Available on browser, Windows/Mac and iOS/Android to all M365 Copilot licensees — no extra license required. Frontier users have a grace period until July 1, 2026.
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