Clickclickclick

InstaVM is a serious option for teams running untrusted code or deep research agents where isolation isn't negotiable. The sub-200ms boot time is genuinely impressive for a full VM—most container sandboxes start in comparable time, but they lack the hardware isolation that InstaVM provides. If your agents handle sensitive data or execute code from untrusted sources, that isolation is worth the overhead. When to pick this: you're building with coding agents like Claude Code or Codex and need a sandbox that can persist state, enforce egress rules, and keep secrets out of the blast radius. The devboxes with suspend/resume and the Secrets Vault address real workflow gaps—you can pause a long-running agent and resume it later without rebuilding state. The SSH access via `ssh instavm.dev` is a nice touch for quick scripting without installing anything. When to pass: if you need a no-code GUI for agent management, this isn't it. The product is API/CLI/SSH driven, so teams expecting a point-and-click console will be disappointed. Also, if you're only running trusted code in ephemeral tasks, container-based sandboxes like E2B might be cheaper and simpler. InstaVM's per-second compute pricing adds up if you keep VMs idle—though they don't charge for idle, so it's only active usage that costs. Compared to E2B, InstaVM offers stronger isolation (real VMs vs containers) and more robust snapshotting. But that isolation comes with higher per-VM overhead. If your workloads are short-lived and don't need hardware separation, E2B may be more cost-effective. For stateful, long-running agents that need to survive restarts and scale out in parallel, InstaVM's persistent volumes and checkpointing are a clear win. One caveat: the free tier's egress is limited to known package managers