Microsoft Opens GitHub Copilot Orchestration Engine to Developers
Microsoft is making the orchestration engine behind GitHub Copilot available to enterprise developers through Copilot Harness in the Foundry Agent Service.

What happened?
Microsoft has launched Microsoft Copilot Harness in public preview for enterprise developers via the Foundry Agent Service. The tool opens up the orchestration engine that powers GitHub Copilot, providing developers with access to the same isolated compute environments, policy controls, and model routing infrastructure used internally by Copilot. The service is free of charge during November 2026.
Key facts
| Lanserad funktion | Microsoft Copilot Harness (Public Preview) |
|---|---|
| Distributionskanal | Foundry Agent Service |
| Pris under november 2026 | Kostnadsfri |
| Evenemang | GitHub Universe 2026 |
Why it matters
The launch allows external developers to leverage the same multi-model infrastructure and security mechanisms that Microsoft has used for GitHub Copilot. This provides greater freedom of choice between different AI models, while Microsoft retains control over the routing within its platform.
Who is affected?
Enterprise developers and development teams building advanced coding assistants and multi-step AI agents are directly affected by this launch.
What else you should know
According to information from GitHub Universe 2026, Microsoft owns the routing layer, which provides flexibility in model selection while anchoring users within Microsoft's infrastructure.
Quick answers about this story
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