Signal Zero · Mac
CORTEX on your Mac.
Running in 60 seconds.
Signal Zero brings terminal intelligence, voice commands, review-first execution, and persistent memory to your Mac. One install. No configuration required.
One-line install
curl -fsSL cortexnode.ai/api/install/signal-zero | bashRequires macOS 14+ · Apple Silicon or Intel · ~45 MB
What gets installed
signal-zero
The CLI — lives at /usr/local/bin/signal-zero
CORTEX brain
Connected to api.cortexnode.ai · your account
Voice layer
Kokoro local TTS · ElevenLabs for Pro+
Memory store
Persistent context at ~/.cortex/memory/
How it works
01
Run the install command
The script downloads the latest Signal Zero binary, verifies the signature, and places it in /usr/local/bin.
02
Authenticate
Run signal-zero auth — it opens cortexnode.ai in your browser. Sign in with your CORTEX account. Token stored securely in Keychain.
03
Start talking
Run signal-zero or set CORTEX as your default shell companion. Voice-first by default. Text input always available.
Prefer Homebrew?
brew tap cortexnode/tapbrew install signal-zeroHomebrew formula ships May 15 with launch. Coming soon.
Windows · Linux · Browser
Not on a Mac? CORTEX runs as a Progressive Web App — installs directly from your browser, works offline, no App Store required.
Install as Web App →System requirements
OSmacOS 14 Sonoma or later
ChipApple Silicon (M1+) recommended · Intel supported
NetworkInternet connection for cloud brain · offline mode available
AccountCORTEX account required · free tier available
Questions? Need help?
hello@cortexnode.ai