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Official OpenAI desktop app for ChatGPT with voice, search, and Alt+Space quick access

Official Anthropic desktop app for Claude with file uploads, projects, and MCP connectors

Anthropic's agentic coding tool that runs in your terminal and edits your codebase

Microsoft's AI assistant for Windows with voice, vision, and Win+C quick access

Run large language models locally — pull, run, and serve models from one CLI and tray app