Anthropic brings Claude Cowork agents to web and mobile cloud

Claude Cowork moving into the cloud and onto phones is a quiet but important shift in how agentic AI is delivered. Instead of being a desktop-only tool that requires you to keep a machine awake, Cowork can now run long‑lived workflows across files, calendars, email and SaaS tools without the user’s device online. That’s much closer to the “AI colleague” idea that Anthropic and others have been sketching, and it makes continuous, background agent work a practical reality for non‑technical office workers.

The usage data Anthropic shared is revealing: knowledge work—report consolidation, onboarding checklists, spreadsheet reconciliation—now accounts for the largest share of Cowork sessions, with coding and DevOps a minority. That suggests the first true mass market for agentic systems may be operations and coordination rather than pure software development. In AGI terms, the more time we spend letting relatively capable agents run unsupervised inside business systems, the faster we’ll encounter failure modes, sociotechnical friction and emergent behaviors. Those lessons will feed back into harness design and evaluation frameworks long before a lab declares it has “AGI.”