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Microsoft Execution Containers

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Headlines · 3

  1. Microsoft makes its Execution Containers for AI agents generally available

    At its Surface Laptop Ultra event, Microsoft CEO Satya Nadella said Microsoft Execution Containers (MXC) are now generally available. The software runs in the Windows developer sandbox with two aims — identifying AI agents and restraining them — by limiting which files and network destinations an agent can reach, offering Locked Down, Recommended and Unprotected access levels plus monitoring of agent CPU, memory, disk and network use. Nadella said deciding how much authority to give an agent is a trust-based decision, and Nvidia CEO Jensen Huang said at the same event that "trust, containment, monitoring" come first.

    CNET · 🔥 8
  2. Microsoft unveils Windows 'hybrid intelligence' with agent controls

    Microsoft announced a Windows strategy built around "hybrid intelligence," letting Copilot and third-party agents run each task locally or in the cloud while remaining under user and IT control. Microsoft Execution Containers (MXC) are now generally available on Windows 11, enforcing file and network access policies at runtime, with agent identity and management handled through Agent 365 and Intune; Codex, GitHub Copilot and OpenClaw already support MXC, while Claude Code, Perplexity and Raycast are due to follow and Meta's Muse for Windows is coming as a native app with MXC integration. Microsoft also detailed MAI Code 1.1 Flash (3-bit precision, nearly 80% smaller, 256K local context window), llama.cpp support in Windows ML, GitHub HydraFusion cloud/on-device routing, and local-AI hardware including the Surface Laptop Ultra (up to 128 GB unified memory, pre-order, October 16) and DGX Station for Windows systems for models up to one trillion parameters.

    TestingCatalog · 🔥 4
  3. Replit launches desktop app preview for Windows with Microsoft and NVIDIA sandboxing

    Replit announced a preview of its desktop app in partnership with Microsoft, presented on stage at a Microsoft event. On Windows, Replit builds and runs apps locally, with each build running in its own sandbox powered by Microsoft Execution Containers and NVIDIA OpenShell. Early access is available via a waitlist.

    Replit · 🔥 4

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