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Available across windows (unless the target window is already active).
  • Shift + Cmd + H: Open Alter Hub
  • Shift + Cmd + E: Open Action Editor
  • Shift + Cmd + T: Open Tools Manager
  • Alt + Space (default): Open notch — configurable in Settings > Defaults > Open notch keybinding
  • Alter Quick Menu shortcut: Open Alter from anywhere — configurable in Settings > General > Quick Access
  • Speech-to-text hotkey: Start voice input — configurable in Settings > Dictation > Shortcut (default: Fn key)

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Quick Panel

When the quick panel is open (from the notch):
  • ←, ↑, →, ↓: Navigate between objects
  • Enter: Select an object

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Context Section

  • ←, ↑, →, ↓: Navigate between contexts
  • Space Bar: Add/remove selected context(s)
  • Cmd + K: Remove all contexts from the active conversation
  • Cmd + V: Paste clipboard content to add to context

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Prompt Box

  • Enter: Prompt with your active model
  • Cmd + Enter: Prompt using web search (via Gemini web)
  • Shift + Enter: Line break
  • @: Add elements to context
  • #: Show history of Alter conversations
  • >: Show history of meeting transcriptions
  • /: List and choose your model
  • ?: Show help menu

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Alter Hub Window

  • Cmd + F: Focus search (arrow keys to navigate results)
  • Cmd + B: Toggle sidebar visibility
  • Cmd + T: New tab (start new chat)
  • Cmd + J: Create workspace (requires active context)
  • Cmd + Opt + O: Switch to workspace…
  • Cmd + K: Clear all contexts (requires active contexts)
  • Cmd + Delete: Delete conversation (requires active conversation)
  • Cmd + W: Close tab (closes window if it’s the last tab)
  • Cmd + Opt + W: Close all tabs (requires >1 tab)
  • Cmd + Opt + ←: Previous tab (requires >1 tab)
  • Cmd + Opt + →: Next tab (requires >1 tab)
  • Cmd + 1…9: Switch to specific tab index

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Workspace (requires selected workspace)

No default shortcuts; these can be set via macOS System Settings:
  • Open workspace settings
  • Rename workspace
  • Set permissions
  • Toggle sandbox
  • Start/Stop sandbox container
  • Open terminal in sandbox

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Action Editor Window

  • Cmd + F: Focus search
  • Cmd + N: New action
  • Cmd + D: Duplicate action (requires selected action)
  • Cmd + E: Export action (requires selected action)
  • Cmd + O: Import action
  • Cmd + Delete: Delete action (requires selected action)
  • Cmd + W: Close window
  • Cmd + [: Previous section
  • Cmd + ]: Next section

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Tools Manager Window

  • Cmd + W: Close window
  • Cmd + F: Focus search
  • When “Skills” is selected: Cmd + O (Import skill), Cmd + R (Refresh list)
  • When “Remote MCP Servers” is selected: Cmd + N (Add server), Cmd + R (Refresh list)
  • When “Quick Actions” is selected: Cmd + N (New quick action), Delete (Delete quick action, requires selection)

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Live Meetings Panels

Available during meetings only:
  • Cmd + Shift + ↓: Toggle live captions on/off
  • Shift + Cmd + →: Toggle live notepad

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Alter Settings

  • Cmd + ,: Open settings (when Alter window is visible)