State-of-the-Art AI.
All on Your PC.
Completely Free.
Not another web app that trains on your data. Zosma Cowork runs entirely on your machine. Your context, your files, your prompts — all stay on your PC, not in a browser tab like ChatGPT or Perplexity. Tell it what you need in plain English. It plans, executes, and reports back.
See Zosma Cowork in Action
Watch Zosma Cowork create 2 beautiful designs for a mobile app with a clickable prototype.
Zosma Cowork vs. Web-Based AI Tools
Why let a web app hold your data hostage when the real AI workforce runs on your own machine?
Everything a Web AI Tool Can't Give You
Privacy. Freedom. No coding. No web interface required. Just a harness that works on your terms.
Free. No Subscription. No Catch.
No $20/month per user. No $200/seat. No “free trial” that asks for your credit card. Zosma Cowork is free and open source forever. Pay only for the AI brain you plug in — as little as ₹500/month.
Your Data Never Leaves Your PC
Unlike ChatGPT, Perplexity, or Claude.ai — Zosma Cowork runs entirely on your machine. Your context, files, and conversations stay local. Use a local AI model for zero data leaving your computer. No cloud, no data collection, no training on your secrets.
No Coding. No Jargon. Just Talk.
Speak normally — “write a competitor analysis,” “draft an email to our investors,” “find broken links on our website.” Zosma Cowork understands plain English. No prompt engineering. No technical setup. No learning curve.
Not a Chatbot. A Full Workforce.
ChatGPT talks. Zosma Cowork does. Multiple AI agents coordinate — one plans, one executes, one verifies, one reports. They work together automatically and deliver completed work, not conversational dead ends.
Built on pi SDK — Open-Source Harness
Zosma Cowork is built on pi SDK, the open-source minimal agentic harness. A lean, extensible engine built for reliability. Enterprise-grade capability in a free desktop app.
Ready in 2 Minutes. No Signup.
Download. Install. Open. Start working. No account creation, no onboarding calls, no “schedule a demo.” It's a desktop app that respects your time and your privacy from the first click.
Agent Pipeline: Coordinate → Verify → Report
Zosma Cowork doesn't just chat — it deploys multiple AI agents that work together like a real team.
Coordinate
Define the task. Agents decompose it, assign roles, and plan execution.
Execute
Agents work in parallel — researching, analyzing, generating, building.
Verify
A dedicated verification agent checks every output for accuracy and quality.
Report
Verified results are compiled into a clear report. No manual review needed.
Download Zosma Cowork
Free. Open source. No subscription required. Select your operating system below for install instructions.
Install on macOS
Or install via Homebrew — no code signing warnings, automatic updates:
brew tap zosmaai/tap
brew install --cask zosma-coworkbrew upgradeYour Data Stays on Your PC. Not in a Browser Tab.
Free. Private. Ready in 2 minutes. No signup, no data collection, no web interface — just a harness that works on your machine.