CLI
Your agent CLIs as native panes, side by side, when you want to watch or drive.
- OpenAlt+2
- Panesnative CLIs
- LayoutsAuto to Nine
- FocusCtrl+1…9
S2 · agents
Each agent in its own harness
- A pane runs the real CLI, with its own CLAUDE.md or AGENTS.md, skills and MCP servers.
- CrazyToad orchestrates the CLIs. It doesn’t replace them.
- Switch with Build · CLI in the title bar, or Alt+1 and Alt+2.
Start a pane
A new pane (Ctrl+N) opens the launcher. Pick an agent:
S3 · launcher
Claude CodeAnthropic’s coding CLI.
CodexOpenAI’s coding CLI.
GeminiNeeds an Antigravity account.
Grok BuildxAI’s coding CLI.
OpenCodeThe open-source coding CLI.
Local or API modelOpenAI-compatible, Ollama or Gemini API, in a native model view.
TerminalA plain shell in your workspace.
Have several accounts? Pick one with the Account chip. Added a cloud machine? A Runs on row lets you start a Claude Code or Codex pane there. See Cloud machines.
Layouts
AutoThe default. Grows with your panes.
SoloOne pane.
PairTwo side by side.
QuadTwo by two.
SixThree by two.
NineThree by three.
Keyboard shortcuts
Ctrl+1…9Focus pane 1 to 9.
Ctrl+DSplit the focused pane.
Ctrl+NNew pane.
Ctrl+KCommand palette.
Ctrl+BShow or hide the sidebar.
Alt+1 / Alt+2Build / CLI.
Note
When a terminal or text field has focus, add Shift to Ctrl+D and Ctrl+N.
When to use a pane
- Watching a tricky change as it happens.
- Comparing two agents on the same prompt.
- Driving an agent yourself.
- Everything else: hand it to Toad in Build.