Mentat

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Mentat is a personal assistant that runs in the cloud with its own browser, Linux PC, phone line, and WhatsApp line. It manages calendars, answers phone calls, and builds live web dashboards and automations. It serves operators, founders, families, and teams that want a shared concierge or outbound client outreach without personal numbers.

AIassistantagentsautomationwhatsappopen-source

What it does

  • Own GPU Linux PC and robobrowser is an isolated cloud Linux environment with GPU, terminal, and developer tools that builds live dashboards and runs compute jobs 24/7.
  • Dedicated phone and WhatsApp lines support real duplex audio calls, proactive messaging, and group chat participation.
  • Safescript edge filtering runs a zero-privilege sandbox that drops 95% of inbox noise at fractions of a cent before waking the full agent.
  • Live Web App and Robobrowser deploys interactive dashboards on a private URL and returns the link via WhatsApp.
  • Real duplex audio calls make and receive standard telephone calls for morning briefings or outbound outreach.
  • Zero local daemons means everything runs in the cloud with no software on the user's laptop.

Pricing

A free plan gives up to 500 LLM runs in the first 7 days with no credit card required. Paid plans are Curious at $15/month for 1,500 runs, Hobby at $30/month for 4,000 runs, Standard at $100/month for 24,000 runs with priority support, and Pro at $400/month for 80,000 runs with dedicated support.

Good to know

  • Runs 24/7 in the cloud with no local installation required.
  • Available through a web app, WhatsApp integration, a cloud GPU Linux PC, the telephone network, and a robobrowser.

Questions & answers

Can Mentat really answer and make telephone calls?
Yes, Mentat uses a dedicated telephone line for real duplex audio calls, including outbound morning briefings and inbound calls.

In their words

An assistant with its own browser, PC, phone, and WhatsApp.
Own GPU Linux PC & robobrowser

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