mitsuhiko: No one-size-fits-all sandbox for agents — VMs, sandboxes, durable objects each have their place

mitsuhiko · x · 2026-10-12

Developer mitsuhiko (Armin Ronacher) offers a hot take on agent infrastructure: there's no single isolation solution. VMs work great in some situations, sandboxes in others, while sometimes a durable object or even just a JavaScript interpreter is all you need — and likely many more options beyond these.

Related event: mitsuhiko: No Silver Bullet for Agent Sandboxes; AST Interpreters Alone Won't Cut It(9 posts)→

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