Best AI Assistants for Claude Desktop

Claude Duet is an AI-powered personal productivity and autonomous agent platform designed to help individuals manage information, coordinate activities, and delegate complex work. Developed by Anthropic and powered by Claude Opus 5.5, the application uses a dedicated cloud computer to interact with connected services and execute tasks on behalf of users. Its proactive assistance capabilities include daily briefings that summarize important emails, calendar commitments, business developments, and outstanding decisions. Users can assign tasks through natural language text or voice messages, allowing the assistant to research information, prepare documents, schedule meetings, and manage administrative processes. Claude Duet can create spreadsheets, presentations, dashboards, reports, and other business deliverables using information from connected applications. The platform supports more than 6,000 connectors and plugins, including Gmail, Google Calendar, Slack, Salesforce, HubSpot, Shopify, and Microsoft 365. Persistent memory and integration with existing Claude skills enable the assistant to maintain contextual information across conversations and recurring workflows. Its safety controls require user approval for sensitive operations, while activity monitoring allows users to review agent actions and provide additional instructions. Claude Duet is offered as a research preview for eligible US-based Claude Pro and Max subscribers, with a standalone mobile application and web interface.

Claude Cowork is an AI-powered productivity platform that autonomously handles knowledge work tasks across local files, applications, and business documents. Built for non-technical users, the platform allows professionals to delegate complex workflows such as document preparation, research synthesis, data extraction, and file organization without needing technical expertise or manual prompt engineering. Claude Cowork navigates multiple information sources, processes large volumes of content, and delivers structured outputs while maintaining human oversight for important decisions. Its desktop-based approach enables seamless interaction with the tools and files employees already use, helping organizations improve efficiency, reduce administrative workloads, and accelerate decision-making.