Coworker v0.4.1: Open-Source Desktop AI Agent App Adds CLI & Headless Mode

Melvin Vivas · X post · 2026-09-10 · Open on X

Topics: AI Agents, Tool Use & MCP, AI Dev Tools & Productivity · Level: intermediate

Summary

Melvin Vivas released v0.4.1 of Coworker, his open-source desktop app where AI agents do work for you. It runs with both local and cloud models. This release adds a CLI and a headless mode, so the agents can be scripted or run without the GUI.

Key points

• Coworker is a desktop app where AI agents carry out tasks for the user.
• It supports both local and cloud LLMs.
• v0.4.1 adds a command-line interface (CLI).
• v0.4.1 adds a headless mode for running agents without the desktop UI, which is useful for automation and servers.
• The source code is on GitHub at donvito/coworker.

Resources mentioned

• Coworker (donvito/coworker) · repo · github.com · free
  The creator's local-first desktop app where you pick an AI coworker and have it produce work such as invoices as finished PDFs.
  Also in: Claude Opus 5.5 for Video Making: Creator's Showcase Thread (Coworker) (Melvin Vivas on X · notes), Coworker: free open-source desktop AI coworker app (Melvin Vivas on X · notes), Coworker: Open-Source Desktop App for AI Agents (Melvin Vivas on X · notes), Using Devin AI to Test the Coworker Desktop App on Windows (Melvin Vivas on X · notes) and 38 more

Try this

• Try the Coworker repo and test the new CLI and headless modes.
• Run Coworker in headless mode to automate recurring agent tasks with a local model.