· 11 min read
OpenSandbox vs. CubeSandbox: Choosing Between Kubernetes Resources and a MicroVM Runtime Stack
OpenSandbox and CubeSandbox both provide isolated code execution environments for agents, but they optimize for different infrastructure models. OpenSandbox manages sandboxes through Kubernetes resources and scheduling. CubeSandbox ships an integrated runtime stack from its control plane down to KVM MicroVMs, with an emphasis on high-concurrency creation, execution-state snapshots, and fast recovery.