An always-on personal AI agent for your Mac that keeps working after you close the window, asks before it acts, and learns from your corrections.
Stage
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MVP
Founded
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Based in
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Pricing model
Freemium
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Pricing
Free plan available. hark pro² at $20/month with 2× more usage. hark pro³ at $100/month with 10× more usage. All features available in all plans; upgrading increases usage capacity.
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Key features
Persistent memory to tailor responses based on shared context
Computer use agent for browsing, research, and web tasks
End-to-end encryption for data security
Action Buttons for prioritized task completion
Email management and sorting
Flight booking and travel planning
Food ordering integration
Appointment booking and healthcare search
Expense auditing and savings recommendations
Always on: keeps working after you close the window
Persistent memory
Browses the web
Focused automation with scheduled routines
Lives everywhere: menu bar, Telegram and Slack
Asks before it acts
Learns from your corrections
Multiple AI model support
Local data storage
Runs in macOS sandbox
What makes it different
Operates its own secure computer with full browser for independent task execution
End-to-end encryption vault for sensitive data protection
User approval required before performing sensitive actions
All features available across free and paid tiers
Keeps working after you close the window with background running in menu bar
Asks before it acts with user approval built into all actions
Local data storage on your Mac with encrypted API keys
Flexible AI model integration with multiple providers supported