Series

Firecracker MicroVM Orchestrator

3 parts · all series

  1. Part 01

    Claude Code Running Claude Code in 4-Second Disposable VMs

    Anthropic has an internal platform for running Claude Code in full-permission isolation. I built my own version with Firecracker MicroVMs, Go, and a $400 Ryzen box.

    7 min
  2. Part 02

    I Spent 29 Hours Debugging iptables to Boot VMs in 4 Seconds

    Building a Firecracker MicroVM rootfs, wiring up TAP networking, debugging UFW's FORWARD chain, and writing a guest agent with raw vsock syscalls in Go.

    7 min
  3. Part 03

    Claude Code Can Now Spawn Copies of Itself in Isolated VMs

    Wiring up an MCP server so Claude Code can spawn isolated VMs, the SSE-to-Streamable-HTTP migration that broke everything, streaming architecture, and what productionising this would actually look like.

    6 min