Why it matters

Sandboxing shapes safe tool use. Understanding shapes design.

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The architecture

Container per tool call.

Read-only fs where possible.

Network egress control.

Sandboxed tools flowTool callfrom agentSandboxcontainer / gVisorResultback to agentCode execution tools especially need strong sandboxing (gVisor, Firecracker)
Sandboxing.
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How it works end to end

Containers: minimum privilege.

gVisor: kernel isolation.

Firecracker: microVM.

Network: allowlist + monitor.