DeepSeek Harness releases desktop app for macOS, Windows, Linux

DeepSeek: DeepSeek is a Chinese artificial intelligence company focused on developing advanced large language models and agent frameworks for coding, work automation, and broader AI applications. It recently open-sourced programming tools and partnered with Huawei to optimize software for domestic chips as part of efforts to build independent AI ecosystems. The company's DeepSeek models power the new Harness desktop app for executing tasks across platforms. DeepSeek Harness: DeepSeek Harness is an open-source, plugin-based agent framework and desktop application from DeepSeek that enables users to run AI-powered work and coding tasks with support for workspaces and extensions. Version 0.2 marks the official release of packaged installers for macOS and Windows, with Linux support via npm, allowing seamless local execution of models like DeepSeek-V4.1-Flash for everyday productivity and development workflows. AI Agents: Harness emphasizes practical applications in daily work such as document handling, data analysis, and presentation creation alongside traditional coding assistance. Product Release: DeepSeek has launched packaged desktop versions of its Harness app for macOS and Windows, building on an earlier web and npm-based preview to improve accessibility for agent-driven tasks.