- Updated: June 9, 2026
- 2 min read
Microsoft Makes Agent Runtime Free While Retaining the Control Plane
Microsoft Makes Agent Runtime Free While Retaining the Control Plane
At Build 2026, Microsoft announced that its always‑on work agent, Scout, will run on the open‑source OpenClaw runtime, and that the runtime itself is now free to use. While the core runtime is open and cost‑free, Microsoft kept the surrounding enterprise‑grade control plane – identity, policy, audit logs, and integration with Microsoft 365 – as the primary product offering.
This move mirrors the Android model: a free common base (the OpenClaw runtime) with paid services layered on top. The free runtime lets anyone ship AI‑native agents, but enterprises still need Microsoft’s governance, security, and tooling to operate at scale.
Why the Runtime Is Free
Microsoft recognized that the runtime is a shared infrastructure component. By open‑sourcing and pricing it at zero, developers can build agents without the barrier of a proprietary SDK fee, accelerating adoption of AI agents across the ecosystem.
The Real Business: The Control Plane
The value now resides in the surrounding services:
- Managed Entra identities for each agent, eliminating the “agent‑identity crisis”.
- Continuous policy‑conformance checks that audit agent actions in real time.
- Deep integration with Microsoft 365 data via the Model Context Protocol, letting agents read and write to Outlook, Teams, and SharePoint.
- Enterprise‑grade execution containers (Microsoft Execution Containers) that sandbox agents at the OS level.
Implications for Startups and Enterprises
Startups can now prototype AI‑native services on a free runtime, focusing their engineering budget on building differentiated prompts, data, and user experience. Enterprises, on the other hand, gain a managed platform that enforces governance, auditability, and security – the pieces that matter most for compliance‑heavy industries.
For a deeper dive, see the original article on The New Stack: Microsoft just made the agent runtime free — and kept everything around it.