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2026-04-23

Agent Integrations

What's New

April 23

Upgraaaaaaaaaade!

heyvm --upgrade
Upgraded heyvm 0.22.0 -> 0.25.0

Claude Code

New plugin available for Claude Code to execute terminal commands directly inside of a sandbox:

> heyvm install-claude-plugin

# ...later in claude...
> /heyvm:use my-cool-sandbox

OpenCode

Similar plugin available for OpenCode! (PS check the demo as well here)

> heyvm install-OpenCode

# ...later in claude...
> /heyvm-use my-cool-sandbox

IDE SSH Integrations

Use a local sandbox in your IDE via SSH! Generate an SSH alias so that your IDEs can connect to the VM directly:

heyvm ide my-cool-sandbox
Wrote SSH config block for 'heyo-sb-16d818da' to /Users/samcurrie/.ssh/config.d/heyvm

Open in Zed:
  zed ssh://heyo@heyo-sb-16d818da/home/heyo

Open in VS Code:
  code --remote ssh-remote+heyo-sb-16d818da /home/heyo

Open in Cursor:
  cursor --remote ssh-remote+heyo-sb-16d818da /home/heyo

Forking

Firecracker and KVM backends have new forking capabilities to spawn new sandboxes based on an existing:

> heyvm fork marketing --name new-marketing
Forked sandbox marketing (sb-da12e989) into new-marketing (sb-8e85d43c)

Libvirt and Apple coming soon!