Your AI agent just wrote some Python. Do you feel good about running it on your laptop? If the answer is "not really" — you're not alone. Every team building agents eventually hits the same wall: LLM-generated code is the new untrusted input, and most of the tooling we reach for (Docker, subprocess, exec) wasn't built for it. We built SmolVM to fix this. It's an open-source, Firecracker-backed mic